CN207717165U - Ultrasonic wave cold heat meter - Google Patents
Ultrasonic wave cold heat meter Download PDFInfo
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- CN207717165U CN207717165U CN201820108086.3U CN201820108086U CN207717165U CN 207717165 U CN207717165 U CN 207717165U CN 201820108086 U CN201820108086 U CN 201820108086U CN 207717165 U CN207717165 U CN 207717165U
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Abstract
The utility model provides a kind of ultrasonic wave cold heat meter, belongs to metering device technical field.It solves the problems such as existing ultrasonoscope scale ultrasonic measurement is inaccurate.Ultrasonic wave cold heat meter, including tube body in a tubular form, detecting has two pairs of mounting hole on the tube wall of section, sealing is fixed with energy converter in each mounting hole, detecting tool on the wall surface of the hole of section endoporus, there are two flow-passing surfaces, there are two transition faces of intaking for tool on the wall surface of the hole of inlet segment endoporus, there are two be discharged transition face for tool on the wall surface of the hole of water exit end endoporus, two water inlet transition faces and two water outlet transition faces are corresponding with two flow-passing surfaces connected respectively, two water inlet transition faces are connected directly with the water inlet end face of tube body, two water outlet transition faces are connected directly with the water outlet end face of tube body, on the cross section of tube body from front to back, water inlet transition face fades to linearly from arc-shaped, water outlet transition face is from linearly fading to arc-shaped.This ultrasonic wave cold heat meter can improve the accuracy of ultrasonic measurement.
Description
Technical field
The utility model belongs to metering device technical field, is related to a kind of ultrasonic wave cold heat meter.
Background technology
In water supply heating pipeline, installation gauge table is needed to measure the flow of water supply or the heat of heat supply, from
And facilitate the clearing of water supply company or heat supply company to user's progress expense.Ultrasonic wave cold heat meter is exactly to utilize ultrasonic wave
The metering device that sensor measures the flow of water supply, mounting temperature sensor is used to measure water supply again on gauge table
Temperature, gauge table measure and obtain calorie value by the compensation and integral and calculating of density and heat enthalpy value after flow and temperature.
Chinese patent literature data, which discloses, proposes a kind of dual-purpose base table pipeline section [application number of ultrasonic wave hydro-thermal：
201621237524.3；Publication number：206161075U], including spool piece body, the surface centre position of spool piece body, which is equipped with, pacifies table
Pipe, spool piece body and peace table pipe are axially vertical.1 end of spool piece body is equipped with connecting flange, and connecting flange is equipped with connecting hole.Pipeline section sheet
External surface is equipped with detection pipe, detection pipe and spool piece body unicom, and detection pipe axis is 50 degree with spool piece body axis angle.It surveys
Buret is 4, and 4 measurement pipes are separately positioned on 4 both sides of peace table pipe, two measurement pipes is arranged per side, the position of measurement pipe is two-by-two
It is corresponding.Pacify table tube outer surface and be equipped with conduit, through-hole is equipped in conduit, the through-hole in conduit and spool piece body unicom are led
Spool one end connection peace table pipe, other end connecting detection pipe.
Spool piece body is hollow cylinder, passes through the fluid stream of spool piece body under metered flow during ultrasound examination
Speed cannot improve, and can lead to the reduction of ultrasonic measurement accuracy.
Invention content
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of ultrasonic wave cold heat death theory
The technical issues of table, solution is how to improve the accuracy of ultrasonic measurement.
The purpose of this utility model can be realized by following technical proposal：
Ultrasonic wave cold heat meter, including tube body in a tubular form, the tube body are followed successively by inlet segment, detection section from front to back
And water exit end, there are two pairs of mounting holes being oppositely arranged, sealing is solid in each mounting hole on the tube wall of the detection section
Surely there is energy converter, which is characterized in that it is in planar two to have on the wall surface of the hole of the detection section endoporus disposed in parallel up and down
A flow-passing surface, there are two transition face of intaking, two water inlet transition faces and two overcurrents for tool on the wall surface of the hole of the inlet segment endoporus
Face, which corresponds to, to be connected, and two water inlet transition faces are connected directly with the water inlet end face of tube body, the wall surface of the hole of the water exit end endoporus
For upper tool there are two transition face is discharged, two water outlet transition faces are correspondings with two flow-passing surfaces connected, and two be discharged transition faces with
The water outlet end face of tube body is connected directly, and on the cross section of tube body from front to back, the water inlet transition face is faded to from arc-shaped
Linearly, the water outlet transition face is from linearly fading to arc-shaped.
The cross-sectional area of inlet segment endoporus tapers into from front to back, and the cross-sectional area of water exit end endoporus is from front to back
It becomes larger, the cross-sectional area for detecting section endoporus is minimum.Water enters inlet segment from the water inlet end face of tube body, then passes sequentially through
Going out from the water outlet surface current of tube body after detection section and water exit end, when flow is by detecting section endoporus, the flow velocity of flow can be accelerated, from
And the accuracy of ultrasonic measurement is made to improve.And the flow-passing surface for detecting section is the generation that plane can reduce vortex, makes water flow stationary
Pass through, be conducive to improve ultrasonic measurement accuracy.And be discharged transition face and intake gradually changing for transition face shape can be with
So that water outlet and water inlet process is steadily carried out, reduce the fluctuation of detection section endoporus flow, and is discharged transition face and directly goes out with tube body
Water end (W.E.) face be connected, water inlet transition face be directly connected with the water inlet end face of tube body, can ensure as far as possible water outlet transition face and into
The smooth variation of the shape of water transition face is conducive to the accuracy for improving ultrasonic measurement.
In above-mentioned ultrasonic wave cold heat meter, capping, the capping packet are connected at the external port of the mounting hole
Lid in the form of annular discs is included, the inner face of the lid is resisted against on the outer of mounting hole, and the inner face of the lid is equipped with
The connecting pole of protrusion, the connecting pole are inserted into mounting hole and form threaded connection.
When installation, the connecting pole of capping is screwed into mounting hole, the inner face for tightening rear cover body is resisted against mounting hole
On outer.The capping of this structure can be conveniently and efficiently fixed in mounting hole, facilitate the installation of gauge table.
In above-mentioned ultrasonic wave cold heat meter, there is the interconnecting piece of protrusion on the lateral surface of the detection section, it is described
There is the communicating passage being connected with mounting hole in interconnecting piece, the connecting line of energy converter is installed in the communicating passage.
The connecting line of energy converter is placed in interconnecting piece and is protected, avoids the connecting line of energy converter in external environment
It is destroyed, is conducive to the long-time service of gauge table, be conducive to the accuracy of Ultrasonic data transmission, advantageously ensure that ultrasonic survey
The accuracy of amount.
In above-mentioned ultrasonic wave cold heat meter, there is the fixed part of protrusion on the upper surface of the detection section, it is described
Mounting hole is provided on the upper surface of fixed part, the communicating passage is connected with mounting hole, solid on the upper surface of the fixed part
There are watchcase, the upper end opening of the watchcase to be simultaneously fixed with transparent panel, be fixed with positioned at transparent panel on the upper surface of the watchcase surely
The cover of top.
The controller with display screen is provided in watchcase, the connecting line of energy converter after mounting hole by passing through under watchcase
End enters in watchcase and is connected on controller, and controller is calculated simultaneously according to the numerical value that ultrasonic transducer measurement obtains
The flow and calorie value shown on a display screen.User can read the numerical value on display screen by transparent panel.Cover
Setting can prevent dust in external environment and impurity from covering on transparent panel, it is aobvious to ensure that user can easily read
The numerical value shown.
In above-mentioned ultrasonic wave cold heat meter, the cover includes the bezel ring, of split settings and renovates, the bezel ring,
It is fixed on the upper surface of watchcase, there is the bulge loop of protrusion on the wall surface of the hole of the bezel ring, endoporus, it is described to renovate positioned at bezel ring,
Top at endoporus and positioned at bulge loop has annular groove on the upper surface of the bulge loop, has ring on the lower face renovated
Shape protrusion, the annular protrusion are located in annular groove.
It sets cover to bezel ring, and renovates, be fixed by bulge loop, annular groove and annular protrusion to renovating, renovate energy
It is enough to be taken out from the top of bezel ring, renovate reading numerical values convenient for users to opening.
In above-mentioned ultrasonic wave cold heat meter, on the lateral surface renovated have protrusion articulated section and with hinge
The forced section that socket part is correspondingly arranged, the articulated section are hinged on bezel ring, are provided on the upper surface of the bezel ring, and forced section
Corresponding groove, the forced section can be placed in groove.
The setting of groove facilitates the storage of forced section, the opening and closing that the setting of forced section and articulated section is conveniently renovated.
In above-mentioned ultrasonic wave cold heat meter, the groove is connected with annular groove, and the groove runs through lid outward
The lateral surface of ring, the bottom surface of the groove are concordant with the bottom surface of annular groove.Rainwater can be flowed out from groove in this way, prevent rainwater
It accumulates in watchcase and on transparent panel.
Compared with prior art, the utility model has the following advantages：
Setting is arranged in parallel and is in planar flow-passing surface up and down on the wall surface of the hole of detection section endoporus, in inlet segment endoporus
Wall surface of the hole on setting water inlet transition face, the water inlet end face of intake transition face and tube body is connected directly, in the hole of water exit end endoporus
Setting water outlet transition face, the water outlet end face for being discharged transition face and tube body are connected directly on wall surface, in tube body from front to back transversal
On face, water inlet transition face fades to linearly from arc-shaped, and water outlet transition face makes flow pass through from linearly arc-shaped is faded to
It is steady when accelerating when detecting section, and being flowed in tube body, improve the accuracy of ultrasonic measurement.
Capping is threaded in by connecting pole in mounting hole, keeps gauge table easy for installation.The connecting line of energy converter is installed
In the communicating passage of interconnecting piece, be conducive to the long-time service of gauge table.Watchcase is fixed on fixed part, is arranged on watchcase transparent
Plate and cover, convenient for users to reading numerical values.Cover is set as bezel ring, and renovates, and passes through bulge loop, annular groove and annular protrusion
Fixation is renovated, and setting articulated section and forced section, the opening and closing conveniently renovated.Groove is connected to annular groove, prevents rain
Water accumulates into watchcase and on transparent panel.
Description of the drawings
Fig. 1 is the stereogram of this ultrasonic wave cold heat meter；
Fig. 2 is the sectional side elevation of this ultrasonic wave cold heat meter；
Fig. 3 is the oblique sectional view of this ultrasonic wave cold heat meter；
Fig. 4 is the transverse cross-sectional view of inlet segment middle in this ultrasonic wave cold heat meter；
Fig. 5 is the transverse cross-sectional view of water exit end middle in this ultrasonic wave cold heat meter；
Fig. 6 is the enlarged drawing at cover in Fig. 2.
In figure, 1, tube body；1a, inlet segment；1a1, water inlet transition face；1b, detection section；1b1, mounting hole；1b2, flow-passing surface；
1b3, interconnecting piece；1b4, communicating passage；1b5, fixed part；1b6, mounting hole；1c, water exit end；1c1, water outlet transition face；2, it seals
Lid；2a, lid；2b, connecting pole；3, watchcase；4, transparent panel；5, cover；5a, bezel ring,；5a1, bulge loop；5a2, annular groove；5a3、
Groove；5b, it renovates；5b1, annular protrusion；5b2, articulated section；5b3, forced section.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in figs 1 to 6, ultrasonic wave cold heat meter, including tube body 1 in a tubular form, tube body 1 are followed successively by from front to back
Inlet segment 1a, section 1b and water exit end 1c is detected, flange is both provided on the lateral surface of inlet segment 1a and the lateral surface of water exit end 1c
Terminal pad.Detecting on the tube wall of section 1b has sealing fixation in two couples of mounting hole 1b1, each mounting hole 1b1 being oppositely arranged
There is energy converter.Detecting has the interconnecting piece 1b3 of protrusion on the lateral surface of section 1b, have in interconnecting piece 1b3 and be connected with mounting hole 1b1
Communicating passage 1b4, the connecting line of installation energy converter in communicating passage 1b4.Capping 2 is connected at the external port of mounting hole 1b1,
Capping 2 includes lid 2a in the form of annular discs, and the inner face of lid 2a is resisted against on the outer of mounting hole 1b1, the inner end of lid 2a
Face is equipped with the connecting pole 2b of protrusion, and connecting pole 2b is inserted into mounting hole 1b1 and forms threaded connection.Detect the upper end of section 1b
There is the fixed part 1b5 of protrusion on face, mounting hole 1b6, communicating passage 1b4 and fixation are provided on the upper surface of fixed part 1b5
Hole 1b6 is connected.
Watchcase 3 is fixed on the upper surface of fixed part 1b5, the upper end opening of watchcase 3 is simultaneously fixed with transparent panel 4, watchcase 3
The cover 5 being further fixed on upper surface above transparent panel 4.Cover 5 includes the bezel ring, 5a of split settings and renovates 5b, bezel ring,
5a is fixed on the upper surface of watchcase 3, is had the bulge loop 5a1 of protrusion on the wall surface of the hole of bezel ring, 5a endoporus, is renovated 5b and be located at bezel ring,
Top at the endoporus of 5a and positioned at bulge loop 5a1, renovating has gap between the lateral surface of 5b and the wall surface of the hole of bezel ring, 5a endoporus.
There is annular groove 5a2, renovating has annular protrusion 5b1, annular protrusion 5b1 on the lower face of 5b on the upper surface of bulge loop 5a1
In in annular groove 5a2.The lower face of annular protrusion 5b1 is resisted against on the bottom surface of annular groove 5a2, the lateral surface of annular protrusion 5b1
There is annular space, the medial surface side corresponding on annular groove 5a2 of annular protrusion 5b1 between side corresponding on annular groove 5a2
Also there is annular space between face.It renovates the articulated section 5b2 on the lateral surface of 5b with protrusion and is correspondingly arranged with articulated section 5b2
Forced section 5b3, articulated section 5b2 are hinged on bezel ring, 5a, and groove corresponding with forced section 5b3 is provided on the upper surface of bezel ring, 5a
5a3, forced section 5b3 can be placed in groove 5a3.Groove 5a3 is connected with annular groove 5a2, and groove 5a3 runs through bezel ring, outward
The bottom surface of the lateral surface of 5a, groove 5a3 is concordant with the bottom surface of annular groove 5a2, the bottom surface of the bottom surface and annular groove 5a2 of groove 5a3
It tilts down from inside to outside, rainwater can be flowed out from groove 5a3, prevent rainwater from accumulating into watchcase 3 and on transparent panel 4.Stress
After portion 5b3 is placed into groove 5a3, the upper surface for renovating 5b is concordant with the upper surface of bezel ring, 5a.It is provided in watchcase 3 with aobvious
The controller of display screen, the connecting line of energy converter after mounting hole 1b6 by passing through the lower end of watchcase 3 to enter in watchcase 3 and connecting
Onto controller.The numerical value that controller is obtained according to ultrasonic transducer measurement calculate and display obtains on a display screen
Flow and calorie value.After opening renovates 5b, the numerical value on display screen can be read by 4 user of transparent panel, reading numerical values are complete
5b will be renovated after to shut.
It detects on the wall surface of the hole of section 1b endoporus with disposed in parallel in two planar flow-passing surface 1b2 up and down.Water inlet
There are two water inlet transition faces 1a1, two water inlet transition face 1a1 being correspondingly arranged up and down and two on the wall surface of the hole of section 1a endoporus
Flow-passing surface 1b2, which is corresponded to, to be connected, that is, the water inlet transition face 1a1 for being located at upside is connected with the flow-passing surface 1b2 positioned at upside, is located at downside
Water inlet transition face 1a1 be connected with positioned at the flow-passing surface 1b2 of downside, and two water inlet ends of the transition face 1a1 with tube body 1 of intaking
Face is connected directly.There are two water outlet transition face 1c1 being correspondingly arranged up and down, two water outlets on the wall surface of the hole of water exit end 1c endoporus
Transition face 1c1 is corresponding with two flow-passing surface 1b2 to be connected, that is, is located at the water outlet transition face 1c1 of upside and the flow-passing surface for being located at upside
1b2 is connected, and the water outlet transition face 1c1 for being located at downside is connected with the flow-passing surface 1b2 positioned at downside, and two water outlet transition face 1c1
It is connected directly with the water outlet end face of tube body 1.On the cross section of tube body 1 from front to back, water inlet transition face 1a1 from arc-shaped gradually
Become linear, transition face 1c1 is from linearly fading to arc-shaped for water outlet.
The cross-sectional area of inlet segment 1a endoporus tapers into from front to back, and the cross-sectional area of water exit end 1c endoporus is in the past
It becomes larger backward, the cross-sectional area for detecting section 1b endoporus is minimum.Water enters inlet segment 1a from the water inlet end face of tube body 1,
Go out from the water outlet surface current of tube body 1 after passing sequentially through detection section 1b and water exit end 1c again, when flow is by detecting section 1b endoporus, water
The flow velocity of stream can be accelerated, to make the accuracy of ultrasound detection improve.The flow-passing surface 1b2 of detection section 1b, which is plane, can reduce whirlpool
The generation of stream makes passing through for water flow stationary；Water outlet transition face 1c1 and gradually changing for transition face 1a1 shapes of water inlet can use
Water and water inlet process steadily carry out, and reduce the fluctuation of detection section 1b endoporus flows；Water outlet transition face 1c1 directly goes out with tube body 1
Water end (W.E.) face is connected, and water inlet transition face 1a1 is directly connected with the water inlet end face of tube body 1, can ensure to be discharged transition face as far as possible
The smooth variation of the shape of 1c1 and water inlet transition face 1a1, these are conducive to the accuracy for improving ultrasonic measurement.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. ultrasonic wave cold heat meter, including tube body (1) in a tubular form, the tube body (1) are followed successively by inlet segment from front to back
(1a), section (1b) and water exit end (1c) are detected, there are two pairs of mounting holes being oppositely arranged on the tube wall of the detection section (1b)
(1b1), the interior sealing of each mounting hole (1b1) are fixed with energy converter, which is characterized in that described detection section (1b) endoporus
It is in two planar flow-passing surfaces (1b2), the hole wall of inlet segment (1a) endoporus to have on wall surface of the hole disposed in parallel up and down
Tool is there are two water inlet transition face (1a1) on face, and two water inlet transition faces (1a1) are corresponding with two flow-passing surface (1b2) to be connected, and two
Water inlet end face of a water inlet transition face (1a1) with tube body (1) is connected directly, and is had on the wall surface of the hole of water exit end (1c) endoporus
There are two water outlet transition face (1c1), two water outlet transition faces (1c1) are corresponding with two flow-passing surface (1b2) to be connected, and two water outlets
Water outlet end face of the transition face (1c1) with tube body (1) is connected directly, on the cross section of tube body (1) from front to back, the water inlet
Transition face (1a1) fades to linearly from arc-shaped, and the water outlet transition face (1c1) is from linearly fading to arc-shaped.
2. ultrasonic wave cold heat meter according to claim 1, which is characterized in that the external port of the mounting hole (1b1)
Place is connected with capping (2), the lid (2a) for covering (2) and including in the form of annular discs, and the inner face of the lid (2a) is resisted against
On the outer of mounting hole (1b1), the inner face of the lid (2a) is equipped with the connecting pole (2b) of protrusion, the connecting pole (2b)
It is inserted into mounting hole (1b1) and forms threaded connection.
3. ultrasonic wave cold heat meter according to claim 1 or 2, which is characterized in that the outside of the detection section (1b)
There is the interconnecting piece (1b3) of protrusion on face, there is the communicating passage being connected with mounting hole (1b1) in the interconnecting piece (1b3)
(1b4), the connecting line of the interior installation energy converter of the communicating passage (1b4).
4. ultrasonic wave cold heat meter according to claim 3, which is characterized in that on the upper surface of the detection section (1b)
Fixed part (1b5) with protrusion is provided with mounting hole (1b6), the communicating passage on the upper surface of the fixed part (1b5)
(1b4) is connected with mounting hole (1b6), is fixed with watchcase (3) on the upper surface of the fixed part (1b5), the watchcase (3) it is upper
End opening is simultaneously fixed with transparent panel (4), the cover being fixed on the upper surface of the watchcase (3) above transparent panel (4)
(5)。
5. ultrasonic wave cold heat meter according to claim 4, which is characterized in that the cover (5) includes split settings
Bezel ring, (5a) and renovate (5b), the bezel ring, (5a) is fixed on the upper surface of watchcase (3), the hole of bezel ring, (5a) endoporus
There is the bulge loop (5a1) of protrusion, renovate (5b) to be located on wall surface at the endoporus of bezel ring, (5a) and positioned at the upper of bulge loop (5a1)
It is square, there is annular groove (5a2) on the upper surface of the bulge loop (5a1), there is annular protrusion on the lower face for renovating (5b)
(5b1), the annular protrusion (5b1) are located in annular groove (5a2).
6. ultrasonic wave cold heat meter according to claim 5, which is characterized in that have on the lateral surface for renovating (5b)
The forced section (5b3) for having the articulated section (5b2) of protrusion and being correspondingly arranged with articulated section (5b2), the articulated section (5b2) are hinged
On bezel ring, (5a), be provided with groove (5a3) corresponding with forced section (5b3) on the upper surface of the bezel ring, (5a), it is described by
Power portion (5b3) can be placed in groove (5a3).
7. ultrasonic wave cold heat meter according to claim 6, which is characterized in that the groove (5a3) and annular groove
(5a2) is connected, and the groove (5a3) runs through the lateral surface of bezel ring, (5a), the bottom surface of the groove (5a3) and annular groove outward
The bottom surface of (5a2) is concordant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820108086.3U CN207717165U (en) | 2018-01-22 | 2018-01-22 | Ultrasonic wave cold heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820108086.3U CN207717165U (en) | 2018-01-22 | 2018-01-22 | Ultrasonic wave cold heat meter |
Publications (1)
| Publication Number | Publication Date |
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| CN207717165U true CN207717165U (en) | 2018-08-10 |
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ID=63052508
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820108086.3U Active CN207717165U (en) | 2018-01-22 | 2018-01-22 | Ultrasonic wave cold heat meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN207717165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567542A (en) * | 2019-09-29 | 2019-12-13 | 宁波东海集团有限公司 | Ultrasonic transducer installation device and ultrasonic water meter using same |
-
2018
- 2018-01-22 CN CN201820108086.3U patent/CN207717165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567542A (en) * | 2019-09-29 | 2019-12-13 | 宁波东海集团有限公司 | Ultrasonic transducer installation device and ultrasonic water meter using same |
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