CN110514256A - A kind of wedge shape ceramic flow meter - Google Patents
A kind of wedge shape ceramic flow meter Download PDFInfo
- Publication number
- CN110514256A CN110514256A CN201910936603.5A CN201910936603A CN110514256A CN 110514256 A CN110514256 A CN 110514256A CN 201910936603 A CN201910936603 A CN 201910936603A CN 110514256 A CN110514256 A CN 110514256A
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- Prior art keywords
- ceramic
- measurement pipe
- pipe
- throttling
- placing groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/006—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus characterised by the use of a particular material, e.g. anti-corrosive material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
- G01F15/105—Preventing damage by hydraulic shocks
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a kind of wedge-shaped ceramic flow meter, including flowmeter bodies and ceramic throttling element, the flowmeter bodies include measurement pipe, and measurement pipe both ends are equipped with connecting flange, and the through-hole of connecting flange is connected to measurement pipe；The side wall of measurement pipe is set there are two pressure tappings, and pressure tappings upside is equipped with pressure flange, and the centre bore of pressure flange is connected to pressure tappings；Middle part is equipped with restricting element placing groove in measurement pipe, and restricting element placing groove is located between two pressure tappings；The ceramic throttling element is placed in restricting element placing groove, ceramic throttling element includes ceramic throttling pipe, the inner wall of ceramic throttling pipe is equipped with ceramic throttling protrusion, the ceramic throttling protrusion is semicircle, set on pressure tappings side, ceramic throttling protrusion is V-arrangement along ceramic throttling pipe pipe axial section shape.Wedge-shaped ceramic flow meter of the invention increases wearability, the anticorrosive property of product, greatly prolongs the service life of product, save use cost by the way that wedge-shaped ceramic throttling element is arranged.
Description
Technical field
The invention belongs to flowmeter technology fields, and in particular to a kind of wedge shape ceramic flow meter.
Background technique
Wedge flow meter is a kind of novel throttling differential pressure type flow measurement instrument, which is mainly used for high viscosity weight
The flow measurement of oily, dirty liquid and other medium.
Wedge flow meter pipeline and restricting element under the conditions of the prior art mainly use stainless steel material to manufacture, structure
Simply, relatively it is suitble to the dirty viscous fluid of measurement；When measuring the dirty fluid containing hard particles, spraying abrasion-proof is mostly used to close greatly
The method of gold, due to there is hard particles in fluid, often fluid is also corrosive, in addition the adhesive strength of coating and metal inner surface
The factors such as not enough cause coating easily to wear or even fall off, so that the service life of flowmeter substantially reduces, more seriously can
Influence the safety of chemical industry production.
Summary of the invention
The purpose of the present invention is to provide a kind of wedge-shaped ceramic flow meters, improve wear-resisting, the corrosion resistance of flowmeter.
To achieve the above object, the invention provides the following technical scheme:
A kind of wedge shape ceramic flow meter, including flowmeter bodies and ceramic throttling element,
The flowmeter bodies include measurement pipe, and measurement pipe both ends are equipped with connecting flange, and the through-hole and measurement pipe of connecting flange connect
It is logical；The side wall of measurement pipe is set there are two pressure tappings, and pressure tappings upside is equipped with pressure flange, the centre bore and pressure tappings of pressure flange
Connection；Middle part is equipped with restricting element placing groove in measurement pipe, and restricting element placing groove is located between two pressure tappings；
The ceramic throttling element is placed in restricting element placing groove, and ceramic throttling element includes ceramic throttling pipe, ceramic throttling
The inner wall of pipe is equipped with ceramic throttling protrusion, and the ceramic throttling protrusion is semicircle, is set to pressure tappings side, ceramic throttling is convex
Rising along ceramic throttling pipe pipe axial section shape is V shape.
Wedge-shaped ceramic flow meter of the invention is embedded in wedge-shaped ceramic throttling element in the measurement pipe of flowmeter bodies, leads to
The wedge-shaped ceramic throttling element of setting is crossed, wearability, the anticorrosive property of product is increased, greatly prolongs the service life of product, save
Save use cost.It is connected between ceramic throttling pipe and measurement pipe for gap, can prevent from expanding with heat and contract with cold leads to ceramic throttling element
It is squeezed destruction.
Preferably, several annular grooves are distributed on the outer wall of ceramic throttling pipe, are equipped with O-shaped rubber seal in annular groove
Ring.When metallic conduit expands with heat and contract with cold change in size, O-shaped rubber seal ring can prevent ceramic throttling element to be squeezed destruction,
Multiple measure protection ceramic throttling element safe operation.
Preferably, the end face of the restricting element placing groove and the end face of ceramic throttling pipe are horizontal end face, are being throttled
The fluorubber seal shock-proof pad with shoulder is equipped between element placing groove and the end face of restricting element placing groove.The ceramic throttling
Element and flowmeter bodies are supportted by the fluorubber seal shock-proof advance expenditure with shoulder to be positioned, and the setting of fluorubber seal shock-proof pad is being made pottery
Porcelain restricting element front/rear end, not only acts as support positioning action, while also acting cushioning buffer effect, with protection ceramics section
Fluid element is not extruded damage, the fluorubber seal shock-proof pad with shoulder, can axially and radially carry out simultaneously buffer protection.
Preferably, the both ends of the restricting element placing groove are inside curved end, and the both ends of ceramic throttling pipe are equipped with outer
Curved end is equipped with arc fluorubber seal shock-proof pad between restricting element placing groove and the end face of restricting element placing groove.
It is connected by curved end, ceramic throttling pipe can be made to connect with measurement pipe more compact, stable；In addition, when shaking,
Radian connecting portion can generate component, to reduce the squeezing action of perpendicular end surface, prevent from making ceramic section under the external forces such as vibration
The end face of flow tube is damaged, while also can achieve and axially and radially while carrying out buffer protection effect.
Preferably, the side wall of the ceramic throttling pipe is equipped with several vents.Vent is to balance ceramic throttling member
The pressure that part is subject to.
Preferably, the decompression bore dia is 3~5mm, and the vent is distributed several along ceramic throttling element axis direction
Group, every group of vent are 3~6, are distributed uniformly and circumferentially.Quantity is arranged according to pipe diameter size in the number of every group of vent
It differs, general every group is 3~6, is evenly distributed on a circumference, and decompression bore dia is 3~5mm, will be made pottery by vent
The inside and outside wall pressure dynamic balance of porcelain restricting element avoids ceramic throttling element from bearing internal pressure and damages.
Preferably, the measurement pipe includes symmetrically arranged first measurement pipe and the second measurement pipe, the first measurement pipe and
It is connected between two measurement pipes by being fixedly connected with mode or detachable connection method.Flowmeter bodies are set as two sections of knots by the structure
Structure, it is convenient to be internally embedded wedge-shaped ceramic throttling element, it is easy to process.
Preferably, the mode that is fixedly connected is welding.The advantages of welding, is stable structure, good airproof performance.
Preferably, the detachable connection method is that company is respectively set in the first measurement pipe and the second measurement pipe junction
Ring is connect, connection ring is equipped with connecting hole, connects the first measurement pipe and the second measurement pipe by connecting hole using bolt/nut combination
It is connected together, seal washer is equipped between first measurement pipe and the connection ring of the second measurement pipe.The detachable structure, it is convenient
Ceramic throttling element is replaced and repaired, is further prolonged the service life, seal washer increases leakproofness, prevents leakage.
Preferably, wedge-shaped ceramic flow meter, is made up of following steps:
The two-section that flowmeter bodies are divided into symmetrical shape is process, and in the first measurement pipe and the second measurement pipe inwall processing
Restricting element placing groove；
Fluorubber seal shock-proof pad is respectively charged into the first measurement pipe and the second measurement pipe；
O-shaped rubber seal ring is mounted in the annular groove of ceramic throttling pipe, then ceramic throttling element is integrally packed into first
In measurement pipe and the second measurement pipe；
First measurement pipe is connected with the second measurement pipe.
The beneficial effects of the present invention are: flowmeter bodies are set as two-stage structure by wedge-shaped ceramic flow meter of the invention, side
Just it is being internally embedded wedge-shaped ceramic throttling element, by the way that wedge-shaped ceramic throttling element is arranged, is increasing wearability, the anti-corrosion of product
Corrosion greatly prolongs the service life of product, saves use cost.In addition, by being equipped with vent on ceramic throttling element,
By vent by the inside and outside wall pressure dynamic balance of ceramic throttling element, avoids ceramic throttling element from bearing internal pressure and damage；It is making pottery
Annular groove is set on porcelain restricting element, and O-shaped support sealing ring is set in annular groove, prevent ceramic throttling element by
External compression, cracked, damage etc., can play buffer function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of ceramic throttling element in Fig. 1；
Fig. 3 is the structural schematic diagram of the embodiment of the present invention 2；
Fig. 4 is the structural schematic diagram of ceramic throttling element in Fig. 2.
In figure: 1- ontology, 11- measurement pipe, the first measurement pipe of 111-, the second measurement pipe of 112-, 113- connection ring, 114- are close
Seal washer, 115- bolt/nut, 12- connecting flange, 13- pressure tappings, 14- pressure flange, 15- restricting element placing groove, 2- pottery
Porcelain restricting element, 21- ceramic throttling pipe, 211- vent, 22- ceramic throttling protrusion, 23-O type rubber seal ring, 24- fluorine rubber
Glue seal shock-proof pad.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1:
Please refer to Fig. 1 and Fig. 2, in the present embodiment, a kind of wedge shape ceramic flow meter, including flowmeter bodies 1 and ceramic throttling member
Part 2,
The flowmeter bodies 1 include measurement pipe 11,11 both ends of measurement pipe be equipped with connecting flange 12, the through-hole of connecting flange 12 with
Measurement pipe 11 is connected to；The side wall of measurement pipe 11 is set there are two pressure tappings 13, and pressure flange 14, pressure method are equipped on the upside of pressure tappings 13
The centre bore of orchid 14 is connected to pressure tappings 13；Middle part is equipped with restricting element placing groove 15, restricting element placing groove in measurement pipe 11
15 are located between two pressure tappings 13；
The ceramic throttling element 2 is placed in restricting element placing groove 15, and ceramic throttling element 2 includes ceramic throttling pipe 21, pottery
The inner wall of porcelain throttle pipe 21 is equipped with ceramic throttling protrusion 22, and the ceramic throttling protrusion 22 is semicircle, is set to pressure tappings 13
Side, ceramic throttling protrusion 22 are V shape along 21 pipe axial section shape of ceramic throttling pipe.
Several annular grooves are distributed on the outer wall of ceramic throttling pipe 21, are equipped with O-shaped rubber seal ring 23 in annular groove.
When metallic conduit expands with heat and contract with cold change in size, O-shaped rubber seal ring can prevent ceramic throttling element to be squeezed
It destroys, multiple measure protection ceramic throttling element safe operation.
The end face of the restricting element placing groove 15 and the end face of ceramic throttling pipe 21 are horizontal end face, in restricting element
The fluorubber seal shock-proof pad 24 with shoulder is equipped between placing groove 15 and the end face of restricting element placing groove 15.The ceramics section
Fluid element and flowmeter bodies are supportted by the fluorubber seal shock-proof advance expenditure with shoulder to be positioned, and fluorubber seal shock-proof pad 24 is arranged
In ceramic throttling element front/rear end, support positioning action is not only acted as, while also acting cushioning buffer effect, to protect pottery
Porcelain restricting element is not extruded damage, the fluorubber seal shock-proof pad 24 with shoulder, can axially and radially delayed simultaneously
Punching protection.
The side wall of the ceramic throttling pipe 21 is equipped with several vents 211.
The pressure that vent is subject to balance ceramic throttling element.
211 diameter of vent is 3~5mm, and the vent 211 is distributed several along 2 axis direction of ceramic throttling element
Group, every group of vent 211 are 3~6, are distributed uniformly and circumferentially.
The number of every group of vent is in varying numbers according to pipe diameter size setting, and general every group is 3~6, is evenly distributed on
On one circumference, decompression bore dia is that 3~5mm avoids making pottery by vent by the inside and outside wall pressure dynamic balance of ceramic throttling element
Porcelain restricting element bears internal pressure and damages.
The measurement pipe 11 includes symmetrically arranged first measurement pipe 111 and the second measurement pipe 112, the first measurement pipe 111
And second connected by being fixedly connected with mode between measurement pipe 112.
The mode that is fixedly connected is welding.
Wedge-shaped ceramic flow meter, is made up of following steps:
The two-section that flowmeter bodies 1 are divided into symmetrical shape is process, and in the first measurement pipe 111 and the second measurement pipe 112
Inwall processing restricting element placing groove 15；
Fluorubber seal shock-proof pad 24 is respectively charged into the first measurement pipe 111 and the second measurement pipe 112；
O-shaped rubber seal ring 23 is mounted in the annular groove of ceramic throttling pipe 21, then 2 entirety of ceramic throttling element is packed into
In first measurement pipe 111 and the second measurement pipe 112；
First measurement pipe 111 and the second measurement pipe 112 are connected.It is welded after fixing ontology both ends with Special tooling clamp
It connects, welds welding again after Shi Xianyong bottom argon arc welding, pay attention to the straightness at ontology both ends, postwelding removes welding slag, must not there is welding
Defect.
Embodiment 2:
Please refer to Fig. 3 and Fig. 4, in the present embodiment, a kind of wedge shape ceramic flow meter, including flowmeter bodies 1 and ceramic throttling member
Part 2,
The flowmeter bodies 1 include measurement pipe 11,11 both ends of measurement pipe be equipped with connecting flange 12, the through-hole of connecting flange 12 with
Measurement pipe 11 is connected to；The side wall of measurement pipe 11 is set there are two pressure tappings 13, and pressure flange 14, pressure method are equipped on the upside of pressure tappings 13
The centre bore of orchid 14 is connected to pressure tappings 13；Middle part is equipped with restricting element placing groove 15, restricting element placing groove in measurement pipe 11
15 are located between two pressure tappings 13；
The ceramic throttling element 2 is placed in restricting element placing groove 15, and ceramic throttling element 2 includes ceramic throttling pipe 21, pottery
The inner wall of porcelain throttle pipe 21 is equipped with ceramic throttling protrusion 22, and the ceramic throttling protrusion 22 is semicircle, is set to pressure tappings 13
Side, ceramic throttling protrusion 22 are V shape along 21 pipe axial section shape of ceramic throttling pipe.
Several annular grooves are distributed on the outer wall of ceramic throttling pipe 21, are equipped with O-shaped rubber seal ring 23 in annular groove.
When metallic conduit expands with heat and contract with cold change in size, O-shaped rubber seal ring can prevent ceramic throttling element to be squeezed
It destroys, multiple measure protection ceramic throttling element safe operation.
The both ends of the restricting element placing groove 15 are inside curved end, and the both ends of ceramic throttling pipe 21 are equipped with outer arcuate
End face is equipped with arc fluorubber seal shock-proof pad between restricting element placing groove 15 and the end face of restricting element placing groove 15
24.It is connected between the ceramic throttling element and flowmeter bodies by curved end, connection between the two can be made more
It is compact, stable；In addition, radian connecting portion can generate component when shaking, to reduce the squeezing action of perpendicular end surface,
It prevents vibration etc. from so that the end face of ceramic throttling pipe is damaged under external forces, while also can achieve axially and radially simultaneously
Carry out buffer protection effect.
The side wall of the ceramic throttling pipe 21 is equipped with several vents 211.
The pressure that vent is subject to balance ceramic throttling element.
211 diameter of vent is 3~5mm, and the vent 211 is distributed several along 2 axis direction of ceramic throttling element
Group, every group of vent 211 are 3~6, are distributed uniformly and circumferentially.
The number of every group of vent is in varying numbers according to pipe diameter size setting, and general every group is 3~6, is evenly distributed on
On one circumference, decompression bore dia is that 3~5mm avoids making pottery by vent by the inside and outside wall pressure dynamic balance of ceramic throttling element
Porcelain restricting element bears internal pressure and damages.
The measurement pipe 11 includes symmetrically arranged first measurement pipe 111 and the second measurement pipe 112, the first measurement pipe 111
And second pass through detachable connection method between measurement pipe 112 and connect.
The detachable connection method is that connection is respectively set in the first measurement pipe 111 and 112 junction of the second measurement pipe
Ring 113, connection ring 113 are equipped with connecting hole, using the combination of bolt/nut 114 by connecting hole by the first measurement pipe 111 and the
Two measurement pipes 112 link together, and sealing is equipped between first measurement pipe 111 and the connection ring 113 of the second measurement pipe 112
Washer 115.
Wedge-shaped ceramic flow meter, is made up of following steps:
The two-section that flowmeter bodies 1 are divided into symmetrical shape is process, and in the first measurement pipe 111 and the second measurement pipe 112
Inwall processing restricting element placing groove 15；
Fluorubber seal shock-proof pad 24 is respectively charged into the first measurement pipe 111 and the second measurement pipe 112；
O-shaped rubber seal ring 23 is mounted in the annular groove of ceramic throttling pipe 21, then 2 entirety of ceramic throttling element is packed into
In first measurement pipe 111 and the second measurement pipe 112；
First measurement pipe 111 and the second measurement pipe 112 are connected.In the connection of the first measurement pipe 111 and the second measurement pipe 112
It is equipped with seal washer 115 between ring 113, fixes 112 both ends of the first measurement pipe 111 and the second measurement pipe with Special tooling clamp
Afterwards, the first measurement pipe 111 and the second measurement pipe 112 are linked together by connecting hole using the combination of bolt/nut 114.
Better embodiment of the invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (10)
1. a kind of wedge shape ceramic flow meter, which is characterized in that including flowmeter bodies (1) and ceramic throttling element (2),
The flowmeter bodies (1) include measurement pipe (11), and measurement pipe (11) both ends are equipped with connecting flange (12), connecting flange
(12) through-hole is connected to measurement pipe (11)；The side wall of measurement pipe (11) is set there are two pressure tappings (13), on the upside of pressure tappings (13)
Equipped with pressure flange (14), the centre bore of pressure flange (14) is connected to pressure tappings (13)；Middle part is equipped with section in measurement pipe (11)
Fluid element placing groove (15), restricting element placing groove (15) are located between two pressure tappings (13)；
The ceramic throttling element (2) is placed in restricting element placing groove (15), and ceramic throttling element (2) includes ceramic throttling pipe
(21), the inner wall of ceramic throttling pipe (21) is equipped with ceramic throttling protrusion (22), and the ceramic throttling raised (22) is semicircle,
Set on pressure tappings (13) side, ceramic throttling protrusion (22) is V shape along ceramic throttling pipe (21) pipe axial section shape.
2. wedge shape ceramic flow meter according to claim 1, which is characterized in that be distributed on the outer wall of ceramic throttling pipe (21)
There are several annular grooves, is equipped with O-shaped rubber seal ring (23) in annular groove.
3. wedge shape ceramic flow meter according to claim 1, which is characterized in that the end of the restricting element placing groove (15)
Face and the end face of ceramic throttling pipe (21) are horizontal end face, in restricting element placing groove (15) and restricting element placing groove (15)
End face between be equipped with the fluorubber seal shock-proof pad (24) with shoulder.
4. wedge shape ceramic flow meter according to claim 1, which is characterized in that the two of the restricting element placing groove (15)
End is inside curved end, and the both ends of ceramic throttling pipe (21) are equipped with outer arcuate end face, in restricting element placing groove (15) and section
Arc fluorubber seal shock-proof pad (24) is equipped between the end face of fluid element placing groove (15).
5. wedge shape ceramic flow meter according to claim 1, which is characterized in that on the side wall of the ceramic throttling pipe (21)
Equipped with several vents (211).
6. wedge shape ceramic flow meter according to claim 4, which is characterized in that vent (211) diameter is 3~
5mm, the vent (211) are distributed several groups along ceramic throttling element (2) axis direction, and every group of vent (211) is 3~6,
It is distributed uniformly and circumferentially.
7. wedge shape ceramic flow meter according to claim 1, which is characterized in that the measurement pipe (11) includes being symmetrical arranged
The first measurement pipe (111) and the second measurement pipe (112), by solid between the first measurement pipe (111) and the second measurement pipe (112)
Determine connection type or detachable connection method connection.
8. wedge shape ceramic flow meter according to claim 7, which is characterized in that the mode that is fixedly connected is welding.
9. wedge shape ceramic flow meter according to claim 7, which is characterized in that the detachable connection method is, the
One measurement pipe (111) and the second measurement pipe (112) junction are respectively set connection ring (113), and connection ring (113) is equipped with connection
First measurement pipe (111) and the second measurement pipe (112) are connected to one by connecting hole using bolt/nut (114) combination by hole
It rises, is equipped with seal washer (115) between first measurement pipe (111) and the connection ring (113) of the second measurement pipe (112).
10. according to claim 1 to wedge-shaped ceramic flow meter described in 9 any one, which is characterized in that by following steps system
At:
The two-section that flowmeter bodies (1) are divided into symmetrical shape is process, and in the first measurement pipe (111) and the second measurement pipe
(112) inwall processing restricting element placing groove (15)；
Fluorubber seal shock-proof pad (24) is respectively charged into the first measurement pipe (111) and the second measurement pipe (112)；
By O-shaped rubber seal ring (23) in the annular groove of ceramic throttling pipe (21), then ceramic throttling element (2) is whole
Body is packed into the first measurement pipe (111) and the second measurement pipe (112)；
First measurement pipe (111) and the second measurement pipe (112) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910936603.5A CN110514256A (en) | 2019-09-29 | 2019-09-29 | A kind of wedge shape ceramic flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910936603.5A CN110514256A (en) | 2019-09-29 | 2019-09-29 | A kind of wedge shape ceramic flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110514256A true CN110514256A (en) | 2019-11-29 |
Family
ID=68633000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910936603.5A Withdrawn CN110514256A (en) | 2019-09-29 | 2019-09-29 | A kind of wedge shape ceramic flow meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN110514256A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023115923A1 (en) * | 2021-12-24 | 2023-06-29 | 广州蓝仕威克医疗科技有限公司 | High-measurement-precision differential pressure flowmeter capable of being repeatedly sterilized |
-
2019
- 2019-09-29 CN CN201910936603.5A patent/CN110514256A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023115923A1 (en) * | 2021-12-24 | 2023-06-29 | 广州蓝仕威克医疗科技有限公司 | High-measurement-precision differential pressure flowmeter capable of being repeatedly sterilized |
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Application publication date: 20191129 |