CN207487757U - The supporting member and high-pressure flowmeter of high-pressure flowmeter - Google Patents
The supporting member and high-pressure flowmeter of high-pressure flowmeter Download PDFInfo
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- CN207487757U CN207487757U CN201721651498.3U CN201721651498U CN207487757U CN 207487757 U CN207487757 U CN 207487757U CN 201721651498 U CN201721651498 U CN 201721651498U CN 207487757 U CN207487757 U CN 207487757U
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Abstract
The utility model is related to the effective supporting member of the flow of high-pressure flowmeter and the high-pressure flowmeter including this supporting member.Supporting member provided by the utility model includes plate portion and the hollow cylindrical portion stretched out from plate portion, and plate portion and hollow cylindrical portion are formed as single piece component, wherein, hollow cylindrical portion is configured to be sleeved in the flowtube of high-pressure flowmeter.The utility model additionally provides the high-pressure flowmeter including this supporting member.The supporting member of integral type allows more freely to select the fixed form between hollow cylindrical portion and flowtube, to obtain the engaging portion of expectation strength.
Description
Technical field
The utility model is related to flowmeter, more particularly to for measuring the high-pressure flowmeter of the flow of high-pressure fluid, with
And it is used to support the support construction of the flowtube of high-pressure flowmeter.
Background technology
The content of this part provide only with the relevant background information of the disclosure, the prior art may not formed.
Flowmeter is a kind of instrument for being widely used for measuring fluid flow.Coriolis flowmeter is a kind of common
The flowmeter using Coriolis effect.The operation principle of coriolis flowmeter is so that the flowtube hair for having medium to flow through
Raw vibration, this vibration form rotary coordinate system, and so as to cause Coriolis effect, (fluid generates when being flowed in vibrating tube
The Coriolis force directly proportional to mass flow).Flowtube in flowmeter is swung under the action of Coriolis force, from
And generate sine wave.When flow is zero, two flowtubes are in phase vibrated.When having fluid flow, Coriolis force promotes
Pipeline is distorted, so as to cause phase deviation.Sensor detects and analyzes the phase difference and amplitude variations of flowtube, utilizes these
What is be detected changes the mass flow to obtain fluid.
Flowmeter based on this principle can be single hose or double hose, in the case of double hose flowmeter, need
It is using an association component that two flowtubes are associated with each other, so that they cooperate with vibration, so as to obtain the detection signal of multiplication.
This association component is typically support plate, is formed in support plate there are two being open, for housing flowtube.Due to measuring flow mistake
Flowtube can continually be vibrated and dilation repeatedly in journey, exist between flowtube and the contact site of support plate and significantly should
Power is concentrated and generates stress fatigue.In the case of high-pressure flowmeter, because of the vibration frequency higher of flowtube, this stress fatigue
It is more obvious.The problem of in order to alleviate this stress fatigue, technical staff's consideration set sleeve between support plate and flowtube,
To increase the contact area between flowtube and outside-supporting component, the stress for thus reducing stress concentration and therefore generating is tired
Labor.
In existing flowmeter, generally use brazing mode connects between sleeve and flowtube and support plate and sleeve
It connects.The advantages of soldering connection, is welding point beauty, can be directed to different welding base metals and select suitable solder, to obtain
The welding structure of expectation strength.It is split however, soldering connection easily generates brittleness when welding high nitrogen content stainless steel in commissure
Line.
It is, therefore, desirable to provide a kind of scheme is to solve the problems, such as this.
Utility model content
One purpose of the utility model is to provide a kind of flowtube supporting member of high-pressure flowmeter, with improved
Structure, so as to eliminate the adverse effect of soldering crackle.
Another purpose of the utility model is to provide a kind of high-pressure flowmeter, can improve flowtube and respective support
Bond strength between structure.
Another purpose of the utility model is to provide a kind of installation method of the flowtube supporting member of high-pressure flowmeter,
It can realize the bond strength of the enhancing between the set-up time of shortening and supporting member and flowtube.
For above-mentioned purpose, one side according to the present utility model provides a kind of flowtube for high-pressure flowmeter
Supporting member, supporting member includes plate portion and the hollow cylindrical portion that is stretched out from plate portion, and plate portion and hollow cylindrical portion are formed as
Single piece component, wherein, hollow cylindrical portion is configured to be sleeved in the flowtube of high-pressure flowmeter.
Using the above scheme, supporting member itself does not need to additional binding operation, so as to allow more freely to select
Fixed form between hollow cylindrical portion and flowtube, such as selection are more suitable for flow tube material and can provide intensity more preferably
The welding manner of connector.
Preferably, the hollow cylindrical portion of supporting member is formed with the welding joint portion of outer diameter reduction at top.
Preferably, the hollow cylindrical portion of supporting member extends out from the one or both sides of plate portion.
Preferably, the hollow cylindrical portion of supporting member and the joint portion of plate portion are with fillet part transition.
Preferably, supporting member is made of austenitic stainless steel.
Preferably, austenitic stainless steel is 304 types, 316 types or XM-19 type stainless steels.
Preferably, the nickel content in austenitic stainless steel is higher than 7%.
Another aspect according to the present utility model additionally provides a kind of high-pressure flowmeter, including：Pedestal is used in pedestal
Manifolding is set；U-shaped flowtube, flowtube are mounted on pedestal and are connected with manifolding；It is and new according to this practicality
The supporting member of the above-mentioned aspect of type, supporting member set are filled to flowtube.
Preferably, the outer wall melting welding connection of the top of the hollow cylindrical portion of supporting member and flowtube.
Preferably, it is welded in a manner of short section weldering or full weld between the hollow cylindrical portion of supporting member and flowtube.
Preferably, it is clearance fit between the hollow cylindrical portion of supporting member and corresponding flowtube.
Description of the drawings
By description referring to the drawings, the feature and advantage of one or several embodiments of the utility model will become
Must be easier to understand, wherein：
Fig. 1 is the schematic diagram with the relevant internal structure of flowtube in existing flowmeter；
Fig. 2 is the partial enlarged view of part B in Fig. 1；
Fig. 3 is the schematic diagram of the sleeve for flowtube used in existing flowmeter；
Fig. 4 is the schematic diagram of the supporting member for flowtube used in existing flowmeter；
Fig. 5 is the schematic diagram with the relevant internal structure of flowtube according to the flowmeter of the utility model embodiment；
Fig. 6 is the side view of Fig. 5；
Fig. 7 is the sectional view along the line A-A in Fig. 6；
Fig. 8 is the schematic diagram according to the supporting member for flowtube of the utility model embodiment；
Fig. 9 is the front view of the supporting member shown in Fig. 8；
Figure 10 is the side view of the supporting member shown in Fig. 8；
Figure 11 is the schematic diagram according to the supporting member for flowtube of another embodiment of the utility model；
Figure 12 is the vertical view of the supporting member shown in Figure 11；And
Figure 13 is the side view of the supporting member shown in Figure 11.
Specific embodiment
Description related to the preferred embodiment is only exemplary below, and be definitely not to the utility model and its application or
The limitation of usage.In various figures the same reference numerals are used to designate identical component, therefore the construction of same parts
It will not be repeated again.
In the following, the relevant support construction of flowtube of existing flowmeter is described with reference first to Fig. 1-Fig. 4.
Fig. 1 shows the internal structure for the flowmeter for being equipped with existing flowtube support construction, and Fig. 2 shows the B in Fig. 1
The partial enlarged view in portion.Fig. 3 and Fig. 4 respectively illustrates two building blocks of existing support construction.As shown in FIG., one group of branch
Support structure includes two sleeves 11,12 and a support plate 20 that are set in two flowtubes 31,32.Show in Fig. 1
Go out respectively in two groups of support constructions of the both sides that flowtube 31,32 is mounted at fluid inlet 41 and fluid outlet 42.For
It is succinct, the sensor for measuring vibration is not shown in the view of Fig. 1 and drives the driver of flowtube 31,32.Fig. 2
Partial enlarged view clearly show sleeve 11,12 and the mounting means of support plate 20.In example shown in Fig. 3, sleeve
Through-hole 11a is formed in 11, to house flowtube 31.It is formed in support plate 20 shown in Fig. 4 there are two opening 21,22 with respectively
Accommodating sleeve 11,12.After the installation of sleeve 11,12 is in place, sleeve 11,12 is attached in flowtube 31,32 by spot welding, into
And support plate 20 is sleeved on sleeve 11,12, then the component of flowtube and support construction is put into soldering oven and carries out pricker
Weldering, most sleeve 11,12 and support plate 20 are fixed in flowtube 31,32 at last.The sleeve 11,12 and support plate 20 of soldering connection
Flowtube 31,32 is associated with each other, and necessary support is provided it.Between sleeve 11,12 and flowtube 31,32 and sleeve
11st, clearance fit may be used between 12 and the opening 21,22 of support plate 20, required space is sprawled to be provided for solder.
Soldering connection be in the industry at present generally using firm discharge pipe support construction by the way of, this is because sleeve 11,
12 and support plate 20 using suit installation, this arrangement is just adapted for carrying out brazing operation.However, as previously mentioned,
Flowtube made of the high material of soldering nitrogen content (such as the material of the flowtube for high-pressure flowmeter, nitrogen intensive treatment can
To improve the mechanical strength of material itself) when, it easily cracks in welding point, because excessive nitride can increase connector
Brittleness.
For this purpose, it is considered as desirable by the inventor to propose a kind of scheme to solve the problems, such as soldering crackle, and will not increase and be processed into
This.The scheme that the present inventor proposes is to remove the soldering processes used in the prior art, is taken at flowtube by melting welding connection
For soldering connection, the influence of soldering crackle is thus eliminated；And then flowtube support construction is improved, also exempt the soldering at support plate
Connection.
Flowmeter and the improved flowtube according to the utility model principle are illustrated below with reference to Fig. 5 to Figure 13
Support construction.
Fig. 5 shows the flowmeter 100 of an embodiment according to the present utility model, wherein illustrating only portions
Part, the components such as flowtube driver, sensor are not shown.
As shown in figure 5, the flowmeter 100 of present embodiment includes：Pedestal 101, two single u-shaped flowtube 121 and 122,
And the supporting member 130 and 140 for associate traffic pipe 121 and 122.Two supporting members 130,140 are shown in Fig. 5,
The two supporting members 130,140 are sleeved in flowtube 121,122, and using conventional position, with being shown in Fig. 1
Existing support construction position it is similar, that is, be arranged on the straight pipe of U-shaped flowtube 121,122 and close to pedestal 101.Pedestal
Manifolding 110 (shown in Fig. 7) is usually provided in 101, flowtube 121,122 is mounted on base via pipe fitting 111,112
On seat 101, and connected with the manifolding 110 in pedestal 101.
Illustrate the flowing of the construction and fluid of manifolding 110 in manifolding 110 referring to Fig. 5 to Fig. 7.Such as
It is shown in Fig. 5 and Fig. 7, fluid enters the manifolding in pedestal 101 along the direction of dotted arrow meaning from entrance opening 102
110, the buret 121 and 122 that becomes a mandarin is flowed into, and then at flowtube 121,122 other ends in the punishment of runner 113 by runner 114
Correspondence outlet flow (not shown) interflow after through being flowed out by exit opening (not shown).
The entrance opening 102 shown in Fig. 5 is configured to connection external fluid high-voltage tube, such as can be structured as threaded hole.
Aperture 115 and 116 is also shown in Fig. 5 and is formed in the aperture 117 in 101 center of pedestal.Two apertures 115 and 116 is add
The fabrication hole of work runner, and it is not involved in trandfer fluid.When constructing manifolding 110, first longitudinal direction is drilled out from entrance opening 102
Runner 114 (as shown in Figure 7) drills out transverse flow channels 113 (as shown in Figure 7) at fabrication hole 115 later, be consequently formed by
The runner that external fluid high-voltage tube is connected with flowtube 121,122.It, will with plunger (not shown) after the completion of transverse flow channels 113
This fabrication hole 115 is blocked.Fabrication hole 116 is similar with fabrication hole 115, is used to form the port of export for flowtube 121,122
Transverse flow channels.Aperture 117 is connect in lower end with feeding connector (not shown), through thus feeding connector by the power supply of flowmeter 100
It is connect with signal with external equipment.
Continue with reference to Fig. 6 and Fig. 7 to the fundamental mode of the flowmeter according to the utility model embodiment into
Row explanation.
Flowmeter 100 shown in Fig. 6 is a kind of internal structure of typical coriolis flowmeter, and main structure body is adopted
With two U-shaped flowtubes 121,122 side by side, the negotiability of fluid can be improved using two flowtubes 121,122, and
The intensity of amplification detection signal avoids the interference of extraneous vibration.It needs that flowtube driver is installed (not in flowtube 121,122
Show) and U-shaped portion section both sides measurement point installation sensor (not shown) with detection stream buret 121,122 input fluid
The phase difference generated when being deformed after preceding and input fluid because being distorted.After flowmeter 100 is started to work, flowtube driver
The bent back portion split-phase of two flowtubes 121,122 is allowed to be vibrated to pico-, then the straight tube of both sides can vibrate therewith.Flowtube 121,
122 are vibrated with identical frequency, and due to the association of supporting member 130,140, two flowtubes 121,122 can be drawn close or simultaneously simultaneously
Separate, by synchronize it is symmetrical in a manner of vibrate.Importing the fluid of flowtube 121,122 can shake with synchronizing for flowtube 121,122
Dynamic vibration together is supplied to flowtube 121,122 reaction forces (that is, Coriolis force) simultaneously so that flowtube 121,122 is sent out
Raw to distort and generate vibration signal phase difference, sensor detects this phase difference, and then determines stream by measuring this phase difference
The mass flow of body.
The especially aspect of one of the utility model is, according to the supporting member 130,140 of the utility model embodiment
Flowtube 121,122 is fixed in a manner of melting welding, and is configured to the component of single-piece.Referring to Fig. 8 to Figure 13, with it
In illustrate the structure of the single support component according to the disclosure for a supporting member.
Fig. 8 shows the supporting member 130 according to one embodiment of the utility model, including plate portion 132 and from plate
Hollow cylindrical portion 131a, 131b that portion 132 stretches out.Cylindrical portion 131a and 131b be respectively used to house two flowtubes 121,
122。
In the embodiment of Fig. 8, cylindrical portion 131a and 131b is outside in the both sides of the plate portion 132 of supporting member 130
It stretches out.In other embodiments, cylindrical portion 131a and 131b can be stretched out only in the side of plate portion 132 (such as Figure 11 institutes
Show) or stretched out respectively in the different pleurapophysis of plate portion 132.As long as ensure that cylindrical portion 131a and 131b have enough extension models
It encloses to provide enough supports for flowtube 121,122 to avoid stress concentration, above-mentioned arrangement is all feasible.
Principle according to the present utility model after supporting member 130 is installed in place, will support structure directly in a manner of melting welding
Part 130 is fixed in flowtube 121,122.It specifically, will branch at the top of cylindrical portion 131a, 131b of supporting member 130
Support component 130 is connect with the outer wall melting welding of flowtube 121,122.Thus to replace the soldering connection used in the prior art, disappear
The influence of soldering crackle generated during except the high material of welding nitrogen content.Melting welding connection can not only provide intensity and more preferably connect
Head, when can also significantly shorten Welder.
Further, it is considered as desirable by the inventor to also remove the brazing operation at support plate, adapts to molten at flowtube 121,122
Weld the working hour of the shortening of operation.For this purpose, supporting member 130 is designed as single structure, by plate portion 132 and cylindrical portion 131a and
131b is configured to single-piece, whereby also eliminates the binding operation at plate portion 132.This single structure is for according to plate portion
It is advantageous for 132, because the thickness of plate portion 132 is not suitable for the welding connection other than being brazed.If in plate portion 132
Place carries out melting welding connection, then needs to design additional weld part for plate portion 132 in order to soldering operation, this will lead to supporting member
Structure become complicated.
The welding manner that the disclosure proposes is particularly well suited to measure the high-pressure flowmeter of high-pressure fluid.The stream of high-pressure flowmeter
Buret is usually made of austenitic stainless steel, since it would generally be strengthened by nitrogen, is unsuitable for being brazed, and uses melting welding can be with
Efficiently solve this problem.
Further, in order to obtain more preferably joint made by flame welding, the material similar with flowtube may be used to manufacture support structure
Part, for example, using also with supporting member made of austenitic stainless steel.
In convenient embodiment, available austenitic stainless steel is such as 304 types, 316 types or XM-19 (S20910)
Type stainless steel.Preferably, the austenitic stainless steel that nickel content can be selected to be higher than 7% to improve welding performance, obtains more high-quality
Welding point.Also, nickel can also replace nitrogen to play the role of improving austenite stainless hardness of steel.
It is connect in order to which cylindrical portion 131a and 131b conveniently are soldered to flowtube 121,122 and provide more attractive welding
Head is each formed with joint portion 133a and 133b for being welded to connect on the top of cylindrical portion 131a and 131b, such as Fig. 9 and Figure 10
In best seen from.Main parts of the joint portion 133a and 133b compared to cylindrical portion 131a and 131b has the diameter reduced,
The welding region defined is thus provided, and makes the weld seam subsequently formed substantially outer without departing from cylindrical portion 131a, 131b
Contouring.
Preferably, it is welded in a manner of full weld between cylindrical portion 131a, 131b of supporting member 130 and flowtube 121,122,
Thus sufficiently tight be welded to connect is provided.It is possible to further realize the soldering operation of the disclosure using argon arc welding, to avoid
The oxide of welding performance is had an impact, so as to provide intensity more preferably welding point.Certainly, as long as ensuring that welding point can
Intensity needed for providing, then short section weldering are readily applicable to the utility model.
It can be manufactured in many ways according to the single support component 130 of the utility model principle, for example, Fig. 8 extremely schemes
Supporting member 130 in 10 is made in a manner of machining (for example, turning).Alternatively, it is also possible to using drawing, punching press, casting
Etc. modes manufacture.
Figure 11 to Figure 13 is shown with another supporting member according to the utility model embodiment made of impact style
230.The basic structure of supporting member 230 is identical with the structure of aforementioned supporting member 130, including plate portion 232 and from plate portion
232 hollow cylindrical portion 231a, 231b stretched out.The difference lies in cylindrical portion 231a, 231b is only with supporting member 130
It is set in the side of plate portion 232, this is determined by punch process mode.
As shown in Figure 11 and Figure 13, cylindrical portion 231a, 231b of supporting member 230 with the joint portion of plate portion 232 at
With fillet part 233a, 233b transition, to avoid in the operational process of flowmeter 100, the bottom of cylindrical portion 231a, 231b occurs
Undesirable stress concentration.Fig. 8 is again provided with this filleted (not indicating) to supporting member 130 shown in Fig. 10.
The construction and mounting means of the supporting member according to the utility model embodiment is explained above.According to this public affairs
The profile and size at each position for the supporting member opened are (for example, the profile of plate portion 132, the thickness of cylindrical portion 131a and 131b
Degree and expanded range etc.) it can reasonably determine according to the design needs.
In the following, the specific example that will propose a supporting member for being suitable for 1/4 inch of caliber high-pressure gas flow meter,
In：Flow pipe outside diameter is 0.25 inch, vibration frequency 170Hz.The supporting member 130 of flowtube design based on this model
Specific size (being shown in Fig. 6, Fig. 9 and Figure 10) is as follows：
The length L of plate portion 132：1.6 inch；
The width W of plate portion 132：0.6 inch；
The thickness T of plate portion 132：0.04 inch；
Plate portion 132 to 101 top surface of pedestal distance H2：1.2 inch；
The unilateral height H1 of cylindrical portion 131a, 131b：0.7 inch；
The outer diameter D 1 of cylindrical portion 131a, 131b：0.4 inch；
The thickness D3 of cylindrical portion 131a, 131b：0.075 inch；
Interval D 2 between cylindrical portion 131a, 131b：1.0 inch.
Above-mentioned size is most of to be determined according to practical intensity requirement and design space requirement, specifically, cylindrical portion
Interval D 2 between 131a and 131b is designed to the head of accommodating welding gun.In addition, although cylindrical portion 131a listed above,
The thickness D3 of 131b is just equal to the outer diameter D 1 of cylindrical portion 131a, 131b, but actually cylindrical portion with the summation of flow pipe outside diameter
For clearance fit between 131a, 131b and flowtube 121,122, to avoid cylindrical portion 131a, 131b squeeze flowtube 121,
122。
Substantially, the size of supporting member 130 can change according to the model of the flowmeter used, specifically can be according to stream
The caliber and mode of oscillation of the flowtube of gauge design the supporting member with required size and intensity.
In addition, principle according to the present utility model, additionally provides the method for installing above-mentioned supporting member.Specifically,
It, first will in a manner of spot welding after hollow cylindrical portion 131a, 131b of supporting member 130 are sleeved in flowtube 121,122
Hollow cylindrical portion 131a, 131b are tentatively connected to flowtube 121,122, with realize supporting member 130 relative to flowtube 121,
122 positioning, and then hollow cylindrical portion 131a, 131b are completely secured in flowtube 121,122 by melting welding.Such as institute above
It states, melting welding can be short section weldering or full weld, this is determined according to the intensity requirement of Welded Joints.In compared with the prior art
With the fixed supporting member of brazing mode, melting welding can substantially reduce weld interval, and welding is easy to operate, and is capable of providing
The welding point of good strength.
Although the various embodiments of the utility model are described in detail herein, it should be appreciated that the utility model is not
The specific embodiment be described in detail and shown here is confined to, in the case of the spirit and scope without departing from the utility model
It may be effected by one skilled in the art other modifications and variant.All these modifications and variant both fall within the utility model
In the range of.Moreover, all components described here can be replaced by component equivalent in other technologies.
Claims (11)
1. a kind of supporting member of flowtube for high-pressure flowmeter, which is characterized in that
The supporting member includes plate portion (132) and the hollow cylindrical portion (131a, 131b) stretched out from the plate portion, the plate
Portion and the hollow cylindrical portion are formed as single piece component, wherein, the hollow cylindrical portion is configured to be sleeved on the height
In the flowtube (121,122) of pressure type flowmeter (100).
2. supporting member according to claim 1, which is characterized in that the hollow cylinder of the supporting member (130)
Portion (131a, 131b) is formed with the welding of outer diameter reduction at top with joint portion (133a, 133b).
3. supporting member according to claim 1, which is characterized in that the hollow cylinder of the supporting member (130)
Portion (131a, 131b) extends out from the one or both sides of the plate portion (132).
4. supporting member according to claim 1, which is characterized in that the hollow cylinder of the supporting member (130)
Portion (131a, 131b) and the joint portion of the plate portion (132) are with fillet part transition.
5. supporting member according to any one of claim 1 to 4, which is characterized in that the supporting member (130) is by Austria
Family name's body stainless steel is made.
6. supporting member according to claim 5, which is characterized in that the austenitic stainless steel for 304 types, 316 types or
XM-19 type stainless steels.
7. supporting member according to claim 5, which is characterized in that the nickel content in the austenitic stainless steel is higher than
7%.
8. a kind of high-pressure flowmeter (100), which is characterized in that including：
Pedestal (101), the pedestal is interior to be used to set manifolding (110)；
U-shaped flowtube (121,122), the flowtube are mounted on the pedestal and are connected with the manifolding；And
Supporting member (130) as described in claim 1-7, the supporting member set are filled to the flowtube.
9. high-pressure flowmeter according to claim 8, which is characterized in that the hollow circle of the supporting member (130)
The top of canister portion (131a, 131b) is connect with the outer wall melting welding of the flowtube (121,122).
10. high-pressure flowmeter according to claim 9, which is characterized in that the hollow circle of the supporting member (130)
It is welded in a manner of short section weldering or full weld between canister portion (131a, 131b) and the flowtube (121,122).
11. the high-pressure flowmeter according to any one of claim 8 to 10, which is characterized in that the supporting member (130)
The hollow cylindrical portion (131a, 131b) and the corresponding flowtube (121,122) between be clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721651498.3U CN207487757U (en) | 2017-12-01 | 2017-12-01 | The supporting member and high-pressure flowmeter of high-pressure flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721651498.3U CN207487757U (en) | 2017-12-01 | 2017-12-01 | The supporting member and high-pressure flowmeter of high-pressure flowmeter |
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| CN207487757U true CN207487757U (en) | 2018-06-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870209A (en) * | 2017-12-01 | 2019-06-11 | 高准有限公司 | The supporting member and high-pressure flowmeter of high-pressure flowmeter |
| CN111457972A (en) * | 2019-01-18 | 2020-07-28 | 高准有限公司 | Manifold device and manifold assembly for high pressure mass flow meter |
-
2017
- 2017-12-01 CN CN201721651498.3U patent/CN207487757U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870209A (en) * | 2017-12-01 | 2019-06-11 | 高准有限公司 | The supporting member and high-pressure flowmeter of high-pressure flowmeter |
| CN111457972A (en) * | 2019-01-18 | 2020-07-28 | 高准有限公司 | Manifold device and manifold assembly for high pressure mass flow meter |
| CN111457972B (en) * | 2019-01-18 | 2023-09-29 | 高准有限公司 | Manifold device and manifold assembly for high pressure mass flowmeter |
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