CN210533455U

CN210533455U - Online gas flow measurement equipment

Info

Publication number: CN210533455U
Application number: CN201921731297.3U
Authority: CN
Inventors: 陈梦豪
Original assignee: Nanjing Plesen Instrument Co Ltd
Current assignee: Nanjing Plesen Instrument Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-05-15
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses an online gas flow measurement equipment relates to online gas flow measurement technical field, and the test probe who equips for solving current gas flow measurement need usually with the help of external parts such as bandage or screw, just can accomplish with the installation work of pipeline, and is comparatively troublesome, and can injure the problem of pipeline outer wall. The utility model discloses a hydraulic flowmeter, including last casing, the inside of going up the casing is provided with down the casing, the inside of going up the casing is provided with first mounting groove, the inside of first mounting groove is provided with cisoid ultrasonic probe, the inside of casing is provided with the second mounting groove down, the inside of second mounting groove is provided with reverse ultrasonic probe, the both sides of first mounting groove and second mounting groove all are provided with the screw, the below of casing is provided with the ultrasonic flowmeter host computer down.

Description

Online gas flow measurement equipment

Technical Field

The utility model relates to an online gas flow measurement technical field specifically is an online gas flow measurement equipment.

Background

The gas flow meter is a device for measuring the flow of gas, and is installed in a pipeline to record the amount of gas flowing through, and can measure gas, air, nitrogen, acetylene, phosgene, hydrogen, natural gas, nitrogen, liquefied petroleum gas, hydrogen peroxide, flue gas, methane, butane, chlorine, fuel gas, biogas, carbon dioxide, oxygen, compressed air, argon, toluene, benzene, xylene, hydrogen sulfide, sulfur dioxide, ammonia gas and the like. The flow measurement is the science of studying the quantitative change of a substance, and the mass interconversion law is the basic law of the development of the relation of things, so that the measurement object is not limited to the traditional pipeline liquid, and the flow measurement problem exists in places where the quantitative change needs to be mastered. The flow rate, the pressure and the temperature are combined into three detection parameters, and for a certain fluid, the energy of the fluid can be calculated as long as the three parameters are known, and the three parameters must be detected in the measurement of energy conversion.

However, the detection probe of the existing gas flow measurement equipment usually needs to be mounted with the pipeline only by means of external components such as a binding band or a screw, which is troublesome and can injure the outer wall of the pipeline; thus, the existing requirements are not met, for which we propose an online gas flow measurement device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an online gas flow measurement equipment to the test probe that current gas flow measurement that proposes was equipped in solving above-mentioned background art need usually with the help of external parts such as bandage or screw, just can accomplish with the installation work of pipeline, and is comparatively troublesome, and can injure the problem of pipeline outer wall.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an online gas flow measurement equipment, includes the upper casing, the below of upper casing is provided with down the casing, the inside of upper casing is provided with first mounting groove, the inside of first mounting groove is provided with cisoid ultrasonic probe, the inside of casing is provided with the second mounting groove down, the inside of second mounting groove is provided with reverse ultrasonic probe, the both sides of first mounting groove and second mounting groove all are provided with the screw, the below of casing is provided with the ultrasonic flowmeter host computer down.

Preferably, the hinge is installed at the junction of last casing and lower casing rear end, and the hinge is provided with two, the rear end of going up the casing passes through the hinge and is connected with the rear end rotation of lower casing.

Preferably, the front end of the upper shell is provided with two hasps, and the front end of the upper shell is fixedly connected with the front end of the lower shell through the hasps.

Preferably, the inner walls of the two ends of the upper shell and the lower shell are respectively provided with an elastic sticking strip, and the outer wall of each elastic sticking strip is provided with anti-skid grains.

Preferably, all be provided with the installation piece on the both sides outer wall of cisoid ultrasonic transducer and reverse ultrasonic transducer, cisoid ultrasonic transducer and reverse ultrasonic transducer pass through the screw respectively with last casing and lower casing threaded connection, and the one end of screw runs through the installation piece and extends to the inside of screw.

Preferably, the forward ultrasonic probe and the reverse ultrasonic probe are both electrically connected with the ultrasonic flowmeter host through ultrasonic special cables, and the model of the ultrasonic flowmeter host is HQTUF-2000.

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

1. the utility model discloses a set up casing and lower casing, open casing and lower casing through the hinge rotation to wrap up its closure on the outer wall of pipeline, the installation of equipment can be accomplished to the hasp of locking front end, and convenient and fast need not with the help of external parts such as bandage or screw.

2. Through set up elasticity on the both ends inner wall of last casing and lower casing, and be provided with anti-skidding line on the outer wall of elasticity paster, elasticity paster can be the rubber material, can rely on the elastic force of paster to make the centre gripping more stable when casing parcel under and above, and because of being the elasticity material, so can not injure the pipe wall, anti-skidding line on its outer wall can further increase frictional force, improves the stability of installation.

3. The forward ultrasonic probe and the reverse ultrasonic probe are installed in a threaded connection mode, and when one of the forward ultrasonic probe and the reverse ultrasonic probe is damaged, the ultrasonic probe can be independently replaced without integrally replacing equipment, so that the ultrasonic probe is convenient and quick, and the cost is saved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a schematic view of the housing of the present invention;

in the figure: 1. an upper housing; 2. a lower housing; 3. a hasp; 4. a forward ultrasonic probe; 5. a reverse ultrasonic probe; 6. mounting a sheet; 7. a screw; 8. an ultrasonic flowmeter host; 9. a cable dedicated to ultrasonic waves; 10. elastic sticking strips; 11. anti-skid lines; 12. a hinge; 13. a first mounting groove; 14. a second mounting groove; 15. and a screw hole.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an online gas flow measurement equipment, including last casing 1, the below of going up casing 1 is provided with casing 2 down, the inside of going up casing 1 is provided with first mounting groove 13, the inside of first mounting groove 13 is provided with cisoid ultrasonic probe 4, the inside of casing 2 is provided with second mounting groove 14 down, the inside of second mounting groove 14 is provided with reverse ultrasonic probe 5, the both sides of first mounting groove 13 and second mounting groove 14 all are provided with screw 15, the below of casing 2 is provided with ultrasonic flowmeter host computer 8 down.

Further, hinge 12 is installed to the junction of going up casing 1 and casing 2 rear end down, and hinge 12 is provided with two, goes up the rear end of casing 1 and passes through hinge 12 and be connected with the rear end rotation of casing 2 down, during the installation, rotates casing 1 and casing 2 down through the hinge and can will equip the parcel on the outer wall of pipeline.

Further, the front end of going up casing 1 is provided with hasp 3, and hasp 3 is provided with two, goes up the front end of casing 1 and passes through hasp 3 and the front end fixed connection of casing 2 down, goes up casing 1 and the completion back of casing 2 parcel down, and accessible hasp 3 is fixed to stability when guaranteeing to measure.

Further, all be provided with elasticity on the both ends inner wall of going up casing 1 and casing 2 down and paste strip 10, be provided with anti-skidding line 11 on the outer wall of elasticity paste strip 10, elasticity pastes strip 10 and can be the rubber material, can rely on the elastic force of pasting the strip to make the centre gripping more stable when casing parcel under and about last, and because of being the elasticity material, so can not harm the pipe wall, anti-skidding line 11 on its outer wall can further increase frictional force, improves fixed fastness.

Further, all be provided with mounting plate 6 on the both sides outer wall of cisoid ultrasonic transducer 4 and reverse ultrasonic transducer 5, cisoid ultrasonic transducer 4 and reverse ultrasonic transducer 5 pass through screw 7 respectively with last casing 1 and casing 2 threaded connection down, and the one end of screw 7 runs through mounting plate 6 and extends to the inside of screw 15, and cisoid ultrasonic transducer 4 and reverse ultrasonic transducer 5 are threaded connection, when one of them damages, change alone can, need not whole change equipment, convenient and fast.

Further, the forward ultrasonic probe 4 and the reverse ultrasonic probe 5 are both electrically connected with an ultrasonic flow meter host 8 through an ultrasonic special cable 9, and the model of the ultrasonic flow meter host 8 is HQTUF-2000.

The working principle is as follows: during the use, casing 1 and lower casing 2 under opening through hinge 12 is rotatory, and with its closed parcel on the outer wall of pipeline, the hasp 3 of locking front end, can accomplish the installation work of equipment, convenient and fast, all be provided with elasticity welt 10 on the both ends inner wall of casing 1 and lower casing 2, can rely on the elastic force of welt to make the centre gripping more stable when the upper and lower casing parcel, and because of being elastic material, so can not injure the pipe wall, during the measurement, in the same direction as reverse sound velocity can be measured respectively to cisoid ultrasonic probe 4 and reverse ultrasonic probe 5, and give ultrasonic flowmeter host computer 8 with information transmission, the host computer can calculate gaseous velocity of flow and flow through the difference in sound velocity between them.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An on-line gas flow measuring device comprising an upper casing (1), characterized in that: the utility model discloses a flow meter, including last casing (1), the below of going up casing (1) is provided with down casing (2), the inside of going up casing (1) is provided with first mounting groove (13), the inside of first mounting groove (13) is provided with cisoid ultrasonic probe (4), the inside of casing (2) is provided with second mounting groove (14) down, the inside of second mounting groove (14) is provided with reverse ultrasonic probe (5), the both sides of first mounting groove (13) and second mounting groove (14) all are provided with screw (15), the below of casing (2) is provided with ultrasonic flowmeter host computer (8) down.

2. An on-line gas flow measuring apparatus according to claim 1, characterized in that: go up casing (1) and the junction of casing (2) rear end down and install hinge (12), and hinge (12) are provided with two, the rear end of going up casing (1) is connected with the rear end rotation of casing (2) down through hinge (12).

3. An on-line gas flow measuring apparatus according to claim 1, characterized in that: the front end of the upper shell (1) is provided with two hasps (3), and the front end of the upper shell (1) is fixedly connected with the front end of the lower shell (2) through the hasps (3).

4. An on-line gas flow measuring apparatus according to claim 1, characterized in that: the anti-skid device is characterized in that elastic adhesive strips (10) are arranged on the inner walls of the two ends of the upper shell (1) and the lower shell (2), and anti-skid lines (11) are arranged on the outer walls of the elastic adhesive strips (10).

5. An on-line gas flow measuring apparatus according to claim 1, characterized in that: all be provided with installation piece (6) on the both sides outer wall of cisoid ultrasonic transducer (4) and reverse ultrasonic transducer (5), cisoid ultrasonic transducer (4) and reverse ultrasonic transducer (5) pass through screw (7) respectively with last casing (1) and casing (2) threaded connection down, and the one end of screw (7) runs through installation piece (6) and extends to the inside of screw (15).

6. An on-line gas flow measuring apparatus according to claim 1, characterized in that: the forward ultrasonic probe (4) and the reverse ultrasonic probe (5) are electrically connected with an ultrasonic flowmeter host (8) through ultrasonic special cables (9), and the model of the ultrasonic flowmeter host (8) is HQTUF-2000.