CN209559273U - A kind of high precision ultrasonic flowmeter - Google Patents
A kind of high precision ultrasonic flowmeter Download PDFInfo
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- CN209559273U CN209559273U CN201920605398.XU CN201920605398U CN209559273U CN 209559273 U CN209559273 U CN 209559273U CN 201920605398 U CN201920605398 U CN 201920605398U CN 209559273 U CN209559273 U CN 209559273U
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- wall
- ultrasonic flowmeter
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- bearing
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Abstract
The utility model relates to flowmeter technology fields, disclose a kind of high precision ultrasonic flowmeter, including ultrasonic flowmeter ontology and ultrasonic transducer, first annular slot is offered at the inner wall edge of ultrasonic flowmeter ontology, first bearing is equipped in first annular slot, and the outer wall of first bearing is fixedly connected with setting with the slot bottom of first annular slot, the inner wall fixing sleeve of first bearing is connected to annular crown wheel, the inner wall of annular crown wheel is fixedly connected with cross bar, and the side of the opposite ultrasonic flowmeter inner body wall of cross bar is fixedly connected with scraper, and the inner wall of scraper and ultrasonic flowmeter ontology offsets setting, the side wall of first annular slot offers placing groove, gear is equipped in placing groove, and gear and annular crown wheel intermeshing are arranged, gear fixing sleeve is connected to shaft.The utility model can clear up the fouling of ultrasonic flowmeter inner wall, improve the precision of measurement, convenient for the use of people.
Description
Technical field
The present invention relates to flowmeter technology field more particularly to a kind of high precision ultrasonic flowmeters.
Background technique
Ultrasonic flowmeter is to the effect of supersonic beam (or ultrasonic pulse) by detection fluid flowing with measuring flow
Instrument can be divided into propagation speed differential method (direct time difference method, time difference method, phase according to the principle ultrasonic flowmeter to signal detection
Poor method and frequency-difference method), beam deviation method, Doppler method, cross-correlation method, space filter method and Noise Method etc..
Currently, supersonic flow measuring device is mounted between two pipelines by ring flange, and in the prior art, ultrasonic wave
For flowmeter in measuring flow, the inner wall of flowmeter can slowly save bit by bit structure, thus for a long time in use, being easy to cause flow
The inaccuracy of measurement, and then it is not easy to the use of people.
Summary of the invention
The purpose of the present invention is to solve ultrasonic flowmeters in the prior art in measuring flow, the inner wall of flowmeter
Structure can be slowly saved bit by bit, thus for a long time in use, be easy to cause the inaccuracy of flow measurement, and then people be not easy to and make
With the problem of, and propose a kind of high precision ultrasonic flowmeter.
To achieve the goals above, present invention employs following technical solutions:
A kind of high precision ultrasonic flowmeter, including ultrasonic flowmeter ontology and ultrasonic transducer, the supersonic flow
First annular slot is offered at the inner wall edge of meter ontology, and first bearing, and first bearing are equipped in the first annular slot
Outer wall setting is fixedly connected with the slot bottom of first annular slot, the inner wall fixing sleeve of the first bearing is connected to annular crown wheel,
The inner wall of the annular crown wheel is fixedly connected with cross bar, and the fixed company in side of the opposite ultrasonic flowmeter inner body wall of cross bar
It is connected to scraper, and the inner wall of scraper and ultrasonic flowmeter ontology offsets setting, the side wall of the first annular slot, which offers, to be put
Slot is set, gear is equipped in the placing groove, and gear and annular crown wheel intermeshing are arranged, the gear fixing sleeve, which is connected to, to be turned
Axis, and one end of shaft runs through the side wall of placing groove and extends to the external setting of ultrasonic flowmeter ontology, the ultrasonic wave
The outer wall of flowmeter bodies is fixed with motor, and the output end of the motor extends to external one end by shaft coupling and shaft
It is fixedly connected with setting.
Preferably, the top of the ultrasonic transducer is equipped with arc protection board, and the bottom of the arc protection board is fixed to be connected
The multiple elastic telescopicing rods being connected to, the other end of multiple elastic telescopicing rods with setting is fixedly connected at the top of ultrasonic transducer.
Preferably, one end of the separate first bearing of the cross bar is equipped with second bearing, and the side wall of cross bar and the second axis
The inner wall held is fixedly connected with setting, and the inner wall of the ultrasonic flowmeter ontology offers the second ring to match with second bearing
Shape slot, and the outer wall of second bearing is fixedly connected with setting with the slot bottom of the second annular groove.
Preferably, the outside of the motor is equipped with shield, and the outer wall of shield and ultrasonic flowmeter ontology is fixed
Connection setting, the two sidewalls of the shield symmetrically offer multiple heat release holes, and multiple heat release holes are inclined to set.
Preferably, Air Filter is fixed in multiple heat release holes.
Preferably, the outer wall movable sleeve of the shaft is equipped with seal washer, and seal washer and ultrasonic flowmeter ontology
Offset setting.
Compared with prior art, the present invention provides a kind of high precision ultrasonic flowmeter, have it is following the utility model has the advantages that
1, the high precision ultrasonic flowmeter, by the motor being equipped with, the output end rotation of motor drives shaft rotation, turns
Axis rotation band moving gear rotates, then first bearing and annular crown wheel by being equipped with, gear rotation drive annular crown wheel rotation
Turn, then cross bar and scraper by being equipped with, annular crown wheel rotation drives cross bar and scraper along ultrasonic flowmeter sheet
The inner wall of body slides, to clear up the fouling of ultrasonic flowmeter inner wall, the precision of measurement is improved, convenient for people's
It uses.
2, the high precision ultrasonic flowmeter can change ultrasound by the arc protection board and elastic telescopicing rod being equipped with
Energy device is protected, and when there is exotic to cause to hit to ultrasonic transducer, by the elastic force of elastic telescopicing rod, can reduce outer
Carry out object to ultrasonic transducer impact force, so that the service life of ultrasonic transducer is improved, convenient for the use of people.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the present invention can
The fouling of ultrasonic flowmeter inner wall is cleared up, the precision of measurement is improved, convenient for the use of people.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high precision ultrasonic flowmeter proposed by the present invention；
Fig. 2 is the structure enlargement diagram of part A in Fig. 1.
In figure: 1 ultrasonic flowmeter ontology, 2 first bearings, 3 annular crown wheels, 4 cross bars, 5 scrapers, 6 gears, 7 shafts,
8 motors, 9 ultrasonic transducers, 10 arc protection boards, 11 elastic telescopicing rods, 12 second bearings, 13 shields, 14 heat release holes, 15 are prevented
Dirt net, 16 seal washers.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-2, a kind of high precision ultrasonic flowmeter, including ultrasonic flowmeter ontology 1 and ultrasonic transducer 9,
Upper structure is that product, specific structure do not make excessive narration, the inner wall of ultrasonic flowmeter ontology 1 herein in the prior art
Edge offers first annular slot, is equipped with first bearing 2 in first annular slot, and the outer wall of first bearing 2 with it is first annular
The slot bottom of slot is fixedly connected with setting, and the inner wall fixing sleeve of first bearing 2 is connected to annular crown wheel 3, and the inner wall of annular crown wheel 3 is solid
Surely be connected with cross bar 4, and the side of opposite 1 inner wall of ultrasonic flowmeter ontology of cross bar 4 is fixedly connected with scraper 5, and scraper 5 with
The inner wall of ultrasonic flowmeter ontology 1 offsets setting, and the side wall of first annular slot offers placing groove, is equipped with gear in placing groove
6, and gear 6 and the intermeshing of annular crown wheel 3 are arranged, 6 fixing sleeve of gear is connected to shaft 7, and one end of shaft 7 is through placement
The side wall of slot and the external setting for extending to ultrasonic flowmeter ontology 1, the outer wall of ultrasonic flowmeter ontology 1 are fixed with electricity
Machine 8, the output end of motor 8 extend to external one end with shaft 7 by shaft coupling and are fixedly connected with setting.
The top of ultrasonic transducer 9 is equipped with arc protection board 10, and the bottom of arc protection board 10 is fixedly connected with multiple
The other end of elastic telescopicing rod 11, multiple elastic telescopicing rods 11 is fixedly connected with setting with the top of ultrasonic transducer 9, then passes through
The arc protection board 10 and elastic telescopicing rod 11 being equipped with, can protect ultrasonic transducer 9, when there is exotic to change ultrasound
When energy device 9 causes to hit, by the elastic force of elastic telescopicing rod, exotic can reduce to 9 impact force of ultrasonic transducer, to mention
The high service life of ultrasonic transducer 9, convenient for the use of people.
One end of the separate first bearing 2 of cross bar 4 is equipped with second bearing 12, and the side wall of cross bar 4 and second bearing 12
Inner wall is fixedly connected with setting, and the inner wall of ultrasonic flowmeter ontology 1 offers the second annular groove to match with second bearing 12,
And the outer wall of second bearing 12 is fixedly connected with setting with the slot bottom of the second annular groove.
The outside of motor 8 is equipped with shield 13, and shield 13 is fixedly connected with the outer wall of ultrasonic flowmeter ontology 1 and sets
It sets, the two sidewalls of shield 13 symmetrically offer multiple heat release holes 14, and multiple heat release holes 14 are inclined to set, and pass through protection
Cover 13, can protect motor 8, while the heat release hole 14 by being equipped with, being capable of distributing convenient for 8 heat of motor.
It is fixed with Air Filter 15 in multiple heat release holes, prevents dust from entering in shield 13 by heat release hole 14.
The outer wall movable sleeve of shaft 7 is equipped with seal washer 16, and seal washer 16 offsets with ultrasonic flowmeter ontology 1 and sets
It sets, seal washer 16 is existing structure, can guarantee the leakproofness between shaft 7 and ultrasonic flowmeter ontology 1.
In the present invention, in use, the output end rotation of motor 8 drives shaft 7 to rotate, shaft 7 by the motor 8 being equipped with
Rotation band moving gear 6 rotates, then first bearing 2 and annular crown wheel 3 by being equipped with, and the rotation of gear 6 drives annular crown wheel 3
Rotation, then cross bar 4 and scraper 5 by being equipped with, the rotation of annular crown wheel 3 drive cross bar 4 and scraper 3 along supersonic flow
The inner wall of meter ontology 1 slides, to clear up the fouling of ultrasonic flowmeter inner wall, improves the precision of measurement, just
In the use of people, then arc protection board 10 and elastic telescopicing rod 11 by being equipped with, ultrasonic transducer 9 can be protected
Shield, by the elastic force of elastic telescopicing rod, can reduce exotic to super when there is exotic to cause to hit to ultrasonic transducer 9
9 impact force of sonic transducer, so that the service life of ultrasonic transducer 9 is improved, convenient for the use of people.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of high precision ultrasonic flowmeter, including ultrasonic flowmeter ontology (1) and ultrasonic transducer (9), feature exists
In offering first annular slot at the inner wall edge of the ultrasonic flowmeter ontology (1), the be equipped in the first annular slot
One bearing (2), and the outer wall of first bearing (2) is fixedly connected with setting with the slot bottom of first annular slot, the first bearing (2)
Inner wall fixing sleeve is connected to annular crown wheel (3), and the inner wall of the annular crown wheel (3) is fixedly connected with cross bar (4), and cross bar
(4) side of opposite ultrasonic flowmeter ontology (1) inner wall is fixedly connected with scraper (5), and scraper (5) and ultrasonic flowmeter
The inner wall of ontology (1) offsets setting, and the side wall of the first annular slot offers placing groove, is equipped with gear in the placing groove
(6), and gear (6) and annular crown wheel (3) intermeshing are arranged, and gear (6) fixing sleeve is connected to shaft (7), and shaft
(7) one end runs through the side wall of placing groove and extends to the external setting of ultrasonic flowmeter ontology (1), the ultrasonic flow
The outer wall of meter ontology (1) is fixed with motor (8), and the output end of the motor (8) is extended to outer by shaft coupling and shaft (7)
The one end in portion is fixedly connected with setting.
2. a kind of high precision ultrasonic flowmeter according to claim 1, which is characterized in that the ultrasonic transducer (9)
Top be equipped with arc protection board (10), multiple elastic telescopicing rods that the bottom of the arc protection board (10) is fixedly connected with
(11), the other end of multiple elastic telescopicing rods (11) is fixedly connected with setting at the top of ultrasonic transducer (9).
3. a kind of high precision ultrasonic flowmeter according to claim 1, which is characterized in that the cross bar (4) it is separate
One end of first bearing (2) is equipped with second bearing (12), and the side wall of cross bar (4) is fixedly connected with the inner wall of second bearing (12)
Setting, the second annular groove that the inner wall of the ultrasonic flowmeter ontology (1) offers and second bearing (12) match, and the
The outer wall of two bearings (12) is fixedly connected with setting with the slot bottom of the second annular groove.
4. a kind of high precision ultrasonic flowmeter according to claim 1, which is characterized in that the outside of the motor (8)
Equipped with shield (13), and shield (13) is fixedly connected with setting, the shield with the outer wall of ultrasonic flowmeter ontology (1)
(13) two sidewalls symmetrically offer multiple heat release holes (14), and multiple heat release holes (14) are inclined to set.
5. a kind of high precision ultrasonic flowmeter according to claim 4, which is characterized in that in multiple heat release holes
It is fixed with Air Filter (15).
6. a kind of high precision ultrasonic flowmeter according to claim 1, which is characterized in that the outer wall of the shaft (7)
Movable sleeve is equipped with seal washer (16), and seal washer (16) and ultrasonic flowmeter ontology (1) offset setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605398.XU CN209559273U (en) | 2019-04-29 | 2019-04-29 | A kind of high precision ultrasonic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605398.XU CN209559273U (en) | 2019-04-29 | 2019-04-29 | A kind of high precision ultrasonic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209559273U true CN209559273U (en) | 2019-10-29 |
Family
ID=68313192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920605398.XU Expired - Fee Related CN209559273U (en) | 2019-04-29 | 2019-04-29 | A kind of high precision ultrasonic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209559273U (en) |
-
2019
- 2019-04-29 CN CN201920605398.XU patent/CN209559273U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 |