CN208026326U - A kind of ultrasonic flowmeter - Google Patents
A kind of ultrasonic flowmeter Download PDFInfo
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- CN208026326U CN208026326U CN201820327171.9U CN201820327171U CN208026326U CN 208026326 U CN208026326 U CN 208026326U CN 201820327171 U CN201820327171 U CN 201820327171U CN 208026326 U CN208026326 U CN 208026326U
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- ultrasonic sensor
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Abstract
The utility model is related to a kind of ultrasonic flowmeters, including ultrasonic sensor mounting structure, runner and a pair of of ultrasonic sensor；The ultrasonic sensor mounting structure further includes vibrations insulating cushion, and vibrations insulating cushion is fixed on the outer surface of ultrasonic sensor；For the inside tool of the buckle ontology there are three the sensor pressure plate for compressing ultrasonic sensor, three sensor pressure plates form a triangle；The runner includes runner ontology, air outlet adapter and inlet suction port, and the air outlet adapter and inlet suction port are connected to the both ends of runner ontology；The runner ontology includes the rectification section and measuring section being connected with each other.Make to be to be flexible coupling between ultrasonic sensor and sensor stand by shaking insulating cushion, preferably ultrasonic sensor can be fixed in corresponding mounting hole, it avoids moving, while the vibrations for reducing ultrasonic sensor are propagated by solid, improve measurement accuracy.The length for increasing runner, the precision for improving gauge table are low.
Description
Technical field
[2] the utility model is related to flowmeters, refer specifically to a kind of ultrasonic flowmeter.
Background technology
[4] existing flowmeter includes mainly shell, is located at runner and control circuit board in shell, and wherein runner is very
Important component, runner include runner ontology, and commutator segment, sensor stand and sensor fixed card buckle, sensor stand are fixed
In the upper surface of runner ontology, under normal circumstances, sensor stand is fixed on runner ontology and is integrated casting, on sensor stand
There are two the mounting hole for being used for mounting ultrasonic sensor, the axis of two mounting holes to intersect in runner ontology for tool, and intersects
Point is located at the bottom surface on the inside of runner ontology.
[5] in the prior art, sensor is located in the mounting hole on the sensor stand, and sensor and corresponding peace
It is coaxial to fill hole, then sensor is fixed in mounting hole by buckling.The mounting means of this sensor exists as follows not
Foot：Buckle fixes sensor in the dust, affects the vibrations in sounding of sensor, the vibrations of sensor can directly pass through biography
Sensor bracket is transferred to runner ontology, is then secondly transferred to another ultrasonic sensor, and the part vibrations of sensor pass through admittedly
Body is propagated, and the part vibrations propagated by solid are not the useful signal of detection, since the solid of vibrations is propagated
It is faster than gas propagation, therefore the part vibrations of the non-effective signal can participate in calculating in advance, influence testing result.
[6] gas outlet of existing flowmeter is connect by a pipeline with air outlet adapter, and pipeline passes through one with air outlet adapter
A clamp spring is fixedly connected, and this connection type installation is inconvenient, and how of high cost part is.Runner body length is short, to have
It is short to imitate range, is easy to form vortex, sinuous flow, the stability of gas is low, and measurement accuracy is low.
Utility model content
[8] in view of the above problems existing in the prior art, the purpose of the utility model is to provide a kind of metering accuracies more
High ultrasonic flowmeter.
[9] to achieve the above object, the utility model adopts the following technical solution：A kind of ultrasonic flowmeter, including it is super
Sonic sensor mounting structure, runner and a pair of of ultrasonic sensor；
[10] ultrasonic sensor mounting structure includes a pair of sensors holder and a pair of of buckle ontology, each sensor branch
The mounting hole with mounting ultrasonic sensor, the ultrasonic sensor are arranged in correspondence in the mounting hole on frame, are blocked
Button ontology coordinates with sensor stand is fixed on ultrasonic sensor in corresponding mounting hole；The sensor stand is installed in
The upper surface of runner ontology, it is characterised in that：The ultrasonic sensor mounting structure further includes vibrations insulating cushion, vibrations isolation
Pad is fixed on the outer surface of ultrasonic sensor；
[11] it is described buckle ontology inside tool there are three compress ultrasonic sensor sensor pressure plate, described three
Sensor pressure plate forms a triangle；
[12] runner includes runner ontology, air outlet adapter and inlet suction port, and the air outlet adapter and inlet suction port divide
It is not connected to the both ends of runner ontology；The runner ontology includes the rectification section and measuring section being connected with each other.
[13] as an optimization, the tip portion of the vibrations insulating cushion has the convex edge that a circle radially extends, the convex edge
Outer diameter be more than the mounting hole diameter.
[14] as an optimization, there is the pilot protection pad radially extended on the convex edge, have on the pilot protection pad
The lead limiting slot being radially arranged.
[15] as an optimization, there are one convex bodys for tool on each sensor pressure plate, and the convex body is perpendicular to sensor
Pressure plate is arranged；Diameter of a circle determined by three convex bodys is more than the internal diameter of vibrations insulating cushion, and less than vibrations insulating cushion
On convex edge outer diameter.
[16] as an optimization, the sensor stand includes sensor stand ontology, is had on the sensor stand ontology
There are two link block, described two link blocks extend radially outward respectively；
[17] tool has there are two engaging lug, on each engaging lug on the buckle ontology and the link block coordinates
Fixed connecting hole.
[18] as an optimization, there is line outlet groove on the bottom edge of the buckle ontology.
[19] as an optimization, symmetrically it is equipped with a plurality of reinforcing rib on two vertical lateral walls of the runner ontology.
[20] as an optimization, the angle of described two mounting hole axises is 80-110 °.
[21] as an optimization, the air outlet adapter includes the air outlet adapter linkage section being connected with each other and air outlet adapter outlet
Section, the diameter of the air outlet adapter linkage section are more than the diameter of air outlet adapter air outlet section, and the air outlet adapter linkage section
There are multiple link slots on side wall.
[22] as an optimization, the inlet suction port includes that the inlet suction port air inlet section being connected with each other is connected with inlet suction port
Section, the interior lateral arcwall face for outside sweep of the inlet suction port air inlet section, the inlet suction port linkage section is perpendicular to runner
The plane of ontology.
[23] compared with the existing technology, the utility model has the following advantages that：
[24] ultrasonic flowmeter improves ultrasonic sensor mounting structure, makes ultrasonic wave by shaking insulating cushion
It is to be flexible coupling between sensor and sensor stand, preferably ultrasonic sensor can be fixed in corresponding mounting hole,
It avoids moving, while the vibrations for reducing ultrasonic sensor are propagated by solid, improve measurement accuracy.
[25] ultrasonic flowmeter improves runner ontology, increases the length of runner, to increase ultrasonic wave
Sound path, improves the applicability of runner, while the precision for also improving gauge table is low.
Description of the drawings
[27] Fig. 1 is ultrasonic flowmeter part-structure schematic diagram.
[28] Fig. 2 is the upward view of Fig. 1.
[29] Fig. 3 is the right view of Fig. 1.
[30] Fig. 4 is the sectional view at Fig. 3 A-A.
[31] Fig. 5 is the structural schematic diagram of sensor stand.
[32] Fig. 6 is the vertical view of Fig. 5.
[33] Fig. 7 is the front view of Fig. 5.
[34] Fig. 8 is the structural schematic diagram for buckling ontology.
[35] Fig. 9 is the side view of Fig. 8.
[36] Figure 10 is the vertical view of Fig. 8.
[37] Figure 11 is the front view for shaking insulating cushion.
[38] Figure 12 is the vertical view for shaking insulating cushion.
[39] in figure, 100- ultrasonic sensors mounting structure, 110- sensor stands, 111- mounting holes, 113- connections
Block；120- buckles ontology, 121- sensors pressure plate, 123- convex bodys, 124- engaging lugs, 125- connecting holes, 127- line outlet grooves；
130- shakes insulating cushion, the convex edges 131-, 133- pilot protections pad, 135- lead limiting slots；210- runners ontology, 211- rectifications
Section, 213- measuring sections, 215- reinforcing ribs, 230- air outlet adapters, 231- air outlet adapters linkage section, 232- link slots, 233- outlets
Connector air outlet section, 250- inlet suction ports, 251- inlet suction ports air inlet section, 253- inlet suction port linkage sections.
Specific implementation mode
[41] the utility model is described in further detail below in conjunction with the accompanying drawings.
[42] in the description of the present invention, it should be understood that term "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is orientation when being used based on ultrasonic flowmeter
Or position relationship, be merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicated device or
Element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as the limit to the utility model
System.
[43] referring to Fig. 1-Figure 12, a kind of ultrasonic flowmeter, including ultrasonic sensor mounting structure 100, runner and
A pair of of ultrasonic sensor；
[44] ultrasonic sensor mounting structure 100 includes that a pair of sensors holder 110 and a pair buckle ontology 120, often
The mounting hole 111 with mounting ultrasonic sensor, the ultrasonic sensor are arranged in correspondence on a sensor stand 110
In the mounting hole 111, buckle ontology 120 coordinates with sensor stand 110 is fixed on corresponding installation by ultrasonic sensor
In hole 111；The sensor stand 110 is installed in the upper surface of runner ontology 210.
[45] the ultrasonic sensor mounting structure further includes vibrations insulating cushion 130, and vibrations insulating cushion 130 is fixed on super
The outer surface of sonic sensor；
[46] as an improvement, the tip portion of the vibrations insulating cushion 130 has the convex edge 131 that a circle radially extends, institute
The outer diameter for stating convex edge 131 is more than the diameter of the mounting hole 111.In use, the convex edge 131 is located at outside 111 end face of mounting hole,
Buckle ontology 120 is pressed in thereon, is compressed it, to which ultrasonic sensor to be fixed in mounting hole 111.
[47] there is the pilot protection pad 133 radially extended on the convex edge 131, have on the pilot protection pad 133
The lead limiting slot 135 being radially arranged.In order to protect the output line of ultrasonic sensor, places the output line and used in flowmeter
In the process, due to the vibrations of ultrasonic sensor, output line with buckle ontology 120 there is a situation where rubbing, therefore provided with
When installation, output line is placed in lead limiting slot 135 for pilot protection pad 133 and lead limiting slot 135, to as far as possible
Protection ultrasonic sensor work when, output line with buckle ontology 120 friction, to output line play well protection make
With.
[48] there are three the sensor pressure plate 121 for compressing ultrasonic sensor, institutes for the inside tool of the buckle ontology 120
It states three sensor pressure plates 121 and forms a triangle；Preferably equilateral triangle, in use, 120 Gai Chao of buckle ontology
On sonic sensor, three sensor pressure plates 121 just compress ultrasonic sensor, to fix ultrasonic sensor
In mounting hole 111.
[49] as an improvement, for tool there are one convex body 123, the convex body 123 is vertical on each sensor pressure plate 121
It is arranged in sensor pressure plate 121；Diameter of a circle determined by three convex bodys 123 is more than the internal diameter of vibrations insulating cushion 130,
And less than the outer diameter of the convex edge 131 in vibrations insulating cushion 130.In use, buckle ontology 120 covers on ultrasonic sensor, three
A convex body 123 is just pressed on the convex edge 131 of vibrations insulating cushion, to which ultrasonic sensor to be fixed in mounting hole 111.
[50] in use, being arranged ultrasonic sensor in the mounting hole on sensor stand, the vibrations insulating cushion
Between ultrasonic sensor outer wall and inner wall of the hole installing, buckle body cap on ultrasonic sensor, push down by the convex body
Shake insulating cushion.
[51] made to be flexible coupling between ultrasonic sensor and sensor stand by shaking insulating cushion, it can be better
Ultrasonic sensor is fixed in corresponding mounting hole, avoids moving；Three convex bodys push down vibrations insulating cushion, so as to the greatest extent
The possible contact surface for reducing ultrasonic sensor and sensor stand, the vibrations for being reduced as far as ultrasonic sensor pass through
Solid is propagated.
[52] as a further improvement, the sensor stand 110 includes sensor stand ontology, the sensor branch
There are two link blocks 113, described two link blocks 113 to extend radially outward respectively for tool on frame ontology；The buckle ontology 120
Upper tool has there are two engaging lug 124, on each engaging lug 124 coordinates fixed connecting hole with the link block 113
125。
[53] in use, buckle ontology 120 covers on ultrasonic sensor, each link block is corresponding to stick into connecting hole
In, to which ultrasonic sensor is pressed in corresponding mounting hole.
[54] as a further improvement, there is line outlet groove 127 on the bottom edge of the buckle ontology 120.When it is implemented,
The line outlet groove 127 can be arranged to multiple, facilitate selection.In use, pilot protection pad 133 can be placed on line outlet groove 127
In.
[55] runner includes runner ontology 210, air outlet adapter 230 and inlet suction port 250, the air outlet adapter 230
The both ends of runner ontology 210 are connected to inlet suction port 250；
[56] the runner ontology 210 includes the rectification section 211 being connected with each other and measuring section 213.The setting of rectification section 211
It allows the flow direction of combustion gas is more preferably regular to play a preliminary rectified action into air stream enter runner, improves measurement accuracy.
[57] as an improvement, being symmetrically equipped with a plurality of reinforcing rib on two lateral walls of the runner ontology 210 vertically
215.The deformation that runner ontology generates at work is reduced, measuring accuracy is improved.
[58] as a further improvement, the angle of 111 axis of described two mounting holes is 80-150 °.Increase runner
Length improves the applicability of runner to increase the sound path of ultrasonic wave, while the precision for also improving gauge table is low.
[59] it is improved as further, the inlet suction port 250 includes the inlet suction port air inlet section 251 being connected with each other
With inlet suction port linkage section 253, the interior lateral arcwall face for outside sweep of the inlet suction port air inlet section 251, the air inlet connecting
Head linkage section 253 is the plane perpendicular to runner ontology 210.When it is implemented, the inlet suction port air inlet section and inlet suction port
Linkage section is structure as a whole.The setting of inlet suction port linkage section 253, convenient for sealing, improves production efficiency when producing detection.
[60] air outlet adapter 230 includes the air outlet adapter linkage section 231 being connected with each other and air outlet adapter air outlet section
233, the diameter of the air outlet adapter linkage section 231 is more than the diameter of air outlet adapter air outlet section 233, and the air outlet adapter connects
Connecing has multiple link slots 232 on the side wall of section 231.
When [61] flowmeter being come into operation, it is also necessary to which one connect with pipeline with air outlet adapter linkage section 231, the pipe
Just there are multiple connection convex blocks on the tip side in road, the link slot 232 on the connection convex block and air outlet adapter linkage section 231 is one by one
Corresponding, cooperation is fixed.
[62] air outlet adapter linkage section 231 and the joint face of 233 inside of air outlet adapter air outlet section are defined as sealing surface, described
It is equipped with sealing ring between the tip side end face of pipeline and sealing surface, improves leakproofness.
[63] finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe is described in detail the utility model with reference to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be with
The technical solution of the utility model is modified or replaced equivalently, without departing from technical solutions of the utility model objective and
Range should all cover in the right of the utility model.
Claims (10)
1. a kind of ultrasonic flowmeter, including ultrasonic sensor mounting structure（100）, runner and a pair of of ultrasonic sensor；
Ultrasonic sensor mounting structure（100）Including a pair of sensors holder（110）Ontology is buckled with a pair（120）, each
Sensor stand（110）The upper mounting hole with mounting ultrasonic sensor（111）, the ultrasonic sensor is arranged in correspondence with
In the mounting hole（111）In, buckle ontology（120）With sensor stand（110）Ultrasonic sensor is fixed on pair by cooperation
The mounting hole answered（111）It is interior；The sensor stand（110）It is installed in runner ontology（210）Upper surface, it is characterised in that：
The ultrasonic sensor mounting structure further includes vibrations insulating cushion（130）, shake insulating cushion（130）It is fixed on supersonic sensing
The outer surface of device；
The buckle ontology（120）Inside tool there are three compress ultrasonic sensor sensor pressure plate（121）, described three
A sensor pressure plate（121）Form a triangle；
The runner includes runner ontology（210）, air outlet adapter（230）And inlet suction port（250）, the air outlet adapter（230）
And inlet suction port（250）It is connected to runner ontology（210）Both ends；
The runner ontology（210）Rectification section including interconnection（211）And measuring section（213）.
2. ultrasonic flowmeter as described in claim 1, which is characterized in that the vibrations insulating cushion（130）Tip portion
The convex edge radially extended with a circle（131）, the convex edge（131）Outer diameter be more than the mounting hole（111）Diameter.
3. ultrasonic flowmeter as claimed in claim 2, which is characterized in that the convex edge（131）It is upper with radially extending
Pilot protection pad（133）, the pilot protection pad（133）It is upper that there is the lead limiting slot being radially arranged（135）.
4. ultrasonic flowmeter as claimed in claim 3, which is characterized in that each sensor pressure plate（121）Upper tool
There are one convex bodys（123）, the convex body（123）Perpendicular to sensor pressure plate（121）Setting；Three convex bodys（123）Institute
Determining diameter of a circle is more than vibrations insulating cushion（130）Internal diameter, and less than vibrations insulating cushion（130）On convex edge（131）'s
Outer diameter.
5. ultrasonic flowmeter as claimed in claim 4, which is characterized in that the sensor stand（110）Including sensor
Rack body, there are two link blocks for tool on the sensor stand ontology（113）, described two link blocks（113）Respectively along diameter
To extending outwardly；
The buckle ontology（120）There are two engaging lugs for upper tool（124）, each engaging lug（124）It is upper to have and the company
Connect block（113）Coordinate fixed connecting hole（125）.
6. ultrasonic flowmeter as claimed in claim 5, which is characterized in that the buckle ontology（120）Bottom edge on have
Line outlet groove（127）.
7. ultrasonic flowmeter as claimed in any one of claims 1 to 6, which is characterized in that the runner ontology（210）Vertically
Two lateral walls on symmetrically be equipped with a plurality of reinforcing rib（215）.
8. ultrasonic flowmeter as claimed in claim 7, which is characterized in that described two mounting holes（111）The angle of axis
It is 80-110 °.
9. ultrasonic flowmeter as claimed in claim 8, which is characterized in that the air outlet adapter（230）Including being connected with each other
Air outlet adapter linkage section（231）With air outlet adapter air outlet section（233）, the air outlet adapter linkage section（231）Diameter be more than
Air outlet adapter air outlet section（233）Diameter, and the air outlet adapter linkage section（231）Side wall on have multiple link slots
（232）.
10. ultrasonic flowmeter as claimed in claim 8, which is characterized in that the inlet suction port（250）Including being connected with each other
Inlet suction port air inlet section（251）With inlet suction port linkage section（253）, the inlet suction port air inlet section（251）Interior be laterally
The arcwall face of outside sweep, the inlet suction port linkage section（253）For perpendicular to runner ontology（210）Plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327171.9U CN208026326U (en) | 2018-03-10 | 2018-03-10 | A kind of ultrasonic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327171.9U CN208026326U (en) | 2018-03-10 | 2018-03-10 | A kind of ultrasonic flowmeter |
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| Publication Number | Publication Date |
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| CN208026326U true CN208026326U (en) | 2018-10-30 |
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| CN201820327171.9U Active CN208026326U (en) | 2018-03-10 | 2018-03-10 | A kind of ultrasonic flowmeter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355912A (en) * | 2019-08-20 | 2019-10-22 | 南通松达智能科技有限公司 | It can measure the rectification flow passage structure of bias flow and swirl angle analytical calculation |
-
2018
- 2018-03-10 CN CN201820327171.9U patent/CN208026326U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355912A (en) * | 2019-08-20 | 2019-10-22 | 南通松达智能科技有限公司 | It can measure the rectification flow passage structure of bias flow and swirl angle analytical calculation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210425 Address after: No.28-3, lujiaowan 1st Road, Jiangbei District, Chongqing 400020 Patentee after: Condensed Zhenhua (Chongqing) Electronics Co.,Ltd. Address before: 402360 Chongqing city Tongliang District Dongcheng Street office min Hing Street 174 Patentee before: CHONGQING YINBO TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220614 Address after: 400021 1-4, unit 2, building 1, No. 39, Panxi third branch road, Jiangbei District, Chongqing Patentee after: Chongqing aifusheng Instrument Technology Co.,Ltd. Address before: 400020 No. 28-3, lujiaowan 1st Road, Jiangbei District, Chongqing Patentee before: Condensed Zhenhua (Chongqing) Electronics Co.,Ltd. |