CN209342162U - A kind of novel high-pressure gas discharge takes equipment - Google Patents
A kind of novel high-pressure gas discharge takes equipment Download PDFInfo
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- CN209342162U CN209342162U CN201920195235.9U CN201920195235U CN209342162U CN 209342162 U CN209342162 U CN 209342162U CN 201920195235 U CN201920195235 U CN 201920195235U CN 209342162 U CN209342162 U CN 209342162U
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Abstract
The utility model discloses a kind of novel high-pressure gas discharges to take equipment, its structure includes intelligent flow-integrating instrument, circumscripted power line, upper housing, lower case, tube body, eddy generator, temperature sensor, pressure sensor, piezoeletric quartz sensor and flashing device, the utility model discloses a kind of novel high-pressure gas discharges to take equipment, the design proposes flashing device design, solves equipment installation outdoors, for a long time by rain erosion, problem easy to damage, first protective cover and the second protective cover are buckled on intelligent flow-integrating instrument, then snap ring is covered on hooking plate at tilting, then the non-slip mat pinned on pressing plate pushes, so that pressing plate is rotated on pedestal by the second shaft, so that snap ring position moves back, it blocks motionless, first protective cover and the second protective cover are merged, reach easy to damage to equipment Position is protected, and the beneficial effect of rain erosion is avoided.
Description
Technical field
The utility model relates to gas discharges to take equipment technical field, and in particular to a kind of novel high-pressure natural gas flow
Amount takes equipment.
Background technique
Natural gas refers to a naturally occurring tangential gas in nature, including in atmospheric thermodynamics, hydrosphere and lithosphere it is various from
The gas (including casing-head gas, reservoir gas, gas of mud volcano, coal bed gas and biology generate gas etc.) that right process is formed, natural gas can lead to
It crosses special flow and takes device measuring operating condition volume flow or standard volume flow (integral intelligent Temperature and Pressure Correction),
As the use scope of natural gas is more and more extensive, novel high-pressure gas discharge takes equipment also to obtain technological improvement, but
It is the prior art, equipment is installed outdoors, easy to damage for a long time by rain erosion.
Utility model content
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of novel high-pressure gas discharge takes equipment, solves equipment
Outdoors, for a long time by rain erosion, problem easy to damage has reached and has protected to equipment position easy to damage, avoided for installation
The beneficial effect of rain erosion.
(2) technical solution
The utility model is achieved through the following technical solutions: the utility model proposes a kind of novel high-pressure gas discharges
Take equipment, including intelligent flow-integrating instrument, circumscripted power line, upper housing, lower case, tube body, eddy generator, temperature sensing
Device, pressure sensor, piezoeletric quartz sensor and flashing device, the circumscripted power line are arranged in intelligent flow-integrating instrument left end
Upside, the upper housing top middle portion and intelligent flow-integrating instrument lower end carry out vertical welding, and upper housing lower end quadrangle is logical
It crosses bolt to be threadedly coupled with lower case upper end quadrangle, carries out vertical welding with lower case bottom end on the right side of the tube body top,
The eddy generator left end is rotatablely connected with tubular body left end, and the temperature sensor is arranged in upper housing and lower casing
Internal portion left end, the temperature sensor lower end passes through tube body top, and temperature sensor lower end outside and tube body top are logical
Hole is threadedly coupled, and right end, the pressure sensor lower end is arranged inside upper housing and lower case in the pressure sensor
It is threadedly coupled across tube body top and with tube body top through-hole, the flashing device is arranged outside intelligent flow-integrating instrument
Side, the piezoeletric quartz sensor rear end are threadedly coupled with right end on rear side of tubular body, and the flashing device is protected by first
Shield, the second protective cover, hinge, the first hasp, the second hasp, hanging plate, first rotating shaft and swivel base composition, first protective cover
Rear end is set on the outside of intelligent flow-integrating instrument, and second protective cover setting is described in intelligent flow-integrating instrument outside front ends
First protective cover top front end by being rotatablely connected on rear side of hinge and the second protective cover top, first hasp rear end and
Front is bolted on the upside of first protective cover left end, on the upside of first hasp front end and the second protective cover left end rear into
Row is bolted, and second hasp rear end is bolted with front on the upside of the first protective cover right end, second hasp
Front is bolted with rear on the upside of the second protective cover right end, the hanging plate rear end by first rotating shaft and swivel base front end into
Row rotation connection, the swivel base rear end carry out vertical welding with side in the second protective cover front bottom end, and first hasp is by hooking
Plate, pedestal, pressing plate, the second shaft, snap ring and non-slip mat composition, two sides are left by bolt and the first protective cover up and down for the hook plate
End upside is threadedly coupled, and two sides and the second protective cover left end upside are bolted the pedestal up and down, the pressing back-end
It is rotatablely connected by the second shaft with base rear end, after the snap ring is in isosceles trapezoid, and snap ring front end passes through pressing plate
Two sides up and down are held, the non-slip mat right end carries out horizontal bonding, the piezoeletric quartz sensor, intelligence flow with pressing plate left end front side
Amount integrating instrument, temperature sensor and pressure sensor are electrically connected with circumscripted power line, the piezoeletric quartz sensor, temperature
Degree sensor and pressure sensor are electrically connected with intelligent flow-integrating instrument.
Further, the eddy generator is made of helical form blade, and is provided with four groups of blades, in horizontally arranged.
Further, the tube body left and right ends are provided with a flange, and eight screw holes are provided on flange.
Further, first protective cover and the second protective cover inner shape size and phase on the outside of intelligent flow-integrating instrument
Fitting, and the first protective cover and the second protective cover are transparence.
Further, the hanging plate is in rectangle, and long 4cm, wide by 3, with a thickness of 0.3cm, and top middle portion is provided with one
Diameter is the through-hole of 2cm.
Further, the hook plate is in T shape, and two sides are provided with screw hole up and down for left end, and right end tilting angle is
30 degree.
Further, the non-slip mat length and width are 1cm, and outer surface is provided with non-slip texture.
Further, the intelligent flow-integrating instrument model MIK-2600.
Further, the temperature sensor model DS18B20.
Further, the pressure sensor model is PTS121/120.
Further, the piezoeletric quartz sensor model CV-YD-010.
(3) beneficial effect
The utility model compared with the existing technology, has the advantages that
1), to solve equipment installation outdoors, for a long time by rain erosion, problem easy to damage, the design proposition rain cover
Device design solves equipment installation outdoors, for a long time by rain erosion, problem easy to damage, by the first protective cover and the
Two protective covers are buckled on intelligent flow-integrating instrument, are then covered snap ring and at tilting, are then pinned anti-skidding on pressing plate on hooking plate
Pad pushes so that pressing plate is rotated on pedestal by the second shaft so that snap ring position moves back, block it is motionless, by the first protection
Cover and the second protective cover merge, and reach and protect to equipment position easy to damage, avoid the beneficial effect of rain erosion.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the flashing device structural schematic diagram of the utility model；
Fig. 4 is the flashing device overlooking structure diagram of the utility model；
Fig. 5 is the first hasp structure schematic diagram of the utility model；
In figure: intelligent flow-integrating instrument -1, circumscripted power line -2, upper housing -3, lower case -4, tube body -5, whirlpool occur
Body -6, temperature sensor -7, pressure sensor -8, flashing device -9, piezoeletric quartz sensor -10, the first protective cover -91,
Two protective covers -92, the first hasp -94, the second hasp -95, hanging plate -96, first rotating shaft -97, swivel base -98, hook plate-at hinge -93
941, pedestal -942, pressing plate -943, the second shaft -944, snap ring -945, non-slip mat -946, flange -51.
Specific embodiment
In the technical program:
Flashing device 9, the first protective cover 91, the second protective cover 92, hinge 93, the first hasp 94, the second hasp 95, hanging plate
96, first rotating shaft 97, transposase 19 8, hook plate 941, pedestal 942, pressing plate 943, the second shaft 944, snap ring 945, non-slip mat 946 are
The utility model contains the innovative component of essence.
Intelligent flow-integrating instrument 1, circumscripted power line 2, upper housing 3, lower case 4, tube body 5, eddy generator 6, temperature pass
Sensor 7, pressure sensor 8, flange 51, piezoeletric quartz sensor 10 are to realize the essential company of technical solutions of the utility model
Connecing property component.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model, which provides a kind of novel high-pressure gas discharge, to be taken and set
It is standby: including intelligent flow-integrating instrument 1, circumscripted power line 2, upper housing 3, lower case 4, tube body 5, eddy generator 6, temperature sensing
Device 7, pressure sensor 8, piezoeletric quartz sensor 10 and flashing device 9, circumscripted power line 2 are arranged in intelligent flow-integrating instrument 1
On the upside of left end, 3 top middle portion of upper housing and 1 lower end of intelligent flow-integrating instrument carry out vertical welding, and stable connection avoids intelligence flow
Amount integrating instrument 1 is fallen, and 3 lower end quadrangle of upper housing is threadedly coupled by bolt with 4 upper end quadrangle of lower case, is convenient for tearing open
It unloads, carries out vertical welding with 4 bottom end of lower case on the right side of 5 top of tube body, so that tube body 5 connect stronger, whirlpool hair with lower case 4
6 left end of raw body is rotatablely connected with 5 inside left end of tube body, and the setting of temperature sensor 7 is left in upper housing 3 and 4 inside of lower case
End, 7 lower end of temperature sensor passes through 5 top of tube body, and 7 lower end outside of temperature sensor and 5 top through-hole of tube body carry out spiral shell
Line connection, is dismantled convenient for temperature sensor 7, and pressure sensor 8 is arranged in 4 inside right end of upper housing 3 and lower case, pressure
8 lower end of sensor passes through 5 top of tube body and is threadedly coupled with 5 top through-hole of tube body, is torn open convenient for pressure sensor 8
It unloads, the setting of flashing device 9 is in 1 outside of intelligent flow-integrating instrument, 10 rear end of piezoeletric quartz sensor and 5 inner back side right end of tube body
Be threadedly coupled, convenient for the disassembly of piezoeletric quartz sensor 10, flashing device 9 by the first protective cover 91, the second protective cover 92,
Hinge 93, the first hasp 94, the second hasp 95, hanging plate 96, first rotating shaft 97 and transposase 19 8 form, and the setting of the first protective cover 91 exists
1 outside rear end of intelligent flow-integrating instrument, the second protective cover 92 are arranged in 1 outside front ends of intelligent flow-integrating instrument, the first protective cover
It is convenient for the first protective cover 91 and second by being rotatablely connected on rear side of hinge 93 and 92 top of the second protective cover in 91 tops front end
The folding of protective cover 92,94 rear end of the first hasp are bolted with front on the upside of 91 left end of the first protective cover, the first hasp
94 front ends are bolted with rear on the upside of 92 left end of the second protective cover, 95 rear end of the second hasp and 91 right end of the first protective cover
It is bolted in front of upside, 95 front of the second hasp is bolted with rear on the upside of 92 right end of the second protective cover, is hung
96 rear end of plate is rotatablely connected by first rotating shaft 97 and 8 front end of transposase 19, convenient for the rotation of hanging plate 96, is reduced and is occupied volume,
Side carries out vertical welding in 8 rear end of transposase 19 and 92 front bottom end of the second protective cover, the first hasp 94 by hook plate 941, pedestal 942,
Pressing plate 943, the second shaft 944, snap ring 945 and non-slip mat 946 form, and hook about 941 two sides of plate and pass through bolt and the first protection
It covers and is threadedly coupled on the upside of 91 left ends, it is easy to disassemble, bolt company is carried out on the upside of about 942 two sides of pedestal and 92 left end of the second protective cover
It connects, easy to disassemble, 943 rear end of pressing plate is rotatablely connected by the second shaft 944 and 942 rear end of pedestal, and snap ring 945 is in isosceles
It is trapezoidal, and 945 front end of snap ring passes through 943 rear end of pressing plate two sides up and down, on front side of 946 right end of non-slip mat and 943 left end of pressing plate into
The horizontal bonding of row, piezoeletric quartz sensor 10, intelligent flow-integrating instrument 1, temperature sensor 7 and pressure sensor 8 with it is external
Power supply line 2 is electrically connected, and piezoeletric quartz sensor 10, temperature sensor 7 and pressure sensor 8 are and intelligent flow-integrating instrument
1 is electrically connected.
Wherein, the eddy generator 6 is made of helical form blade, and is provided with four groups of blades, in horizontally arranged, favorably
It is acutely rotated in natural gas, forms vortex.
Wherein, 5 left and right ends of tube body are provided with a flange 51, and eight screw holes are provided on flange 51, just
In being installed.
Wherein, first protective cover 91 and 92 inner shape size of the second protective cover and 1 outside of intelligent flow-integrating instrument
It fits, and the first protective cover 91 and the second protective cover 92 are transparence, can effectively avoid rainwater to intelligent flow integrating
The erosion of instrument 1.
Wherein, the hanging plate 96 is in rectangle, and long 4cm is wide by 3, with a thickness of 0.3cm, and top middle portion be provided with one it is straight
Diameter is that the through-hole of 2cm is placed convenient for hanging up flashing device 9.
Wherein, the hook plate 941 is in T shape, and two sides are provided with screw hole up and down for left end, and it is 30 that right end, which tilts angle,
Degree, is conducive to snap ring 945 and is caught on, is fixed.
Wherein, 946 length and width of non-slip mat are 1cm, and outer surface is provided with non-slip texture, can effectively increase friction
Power, convenient for the pushing of pressing plate 943.
Wherein, the 1 model MIK-2600 of intelligent flow-integrating instrument, calculating speed is fast, runs smoothly, and consumes energy low.
Wherein, the 7 model DS18B20 of temperature sensor, is quick on the draw, and detection efficiency is high.
Wherein, the 8 model PTS121/120 of pressure sensor, is quick on the draw, and detection efficiency is high.
Wherein, the 10 model CV-YD-010 of piezoeletric quartz sensor, is quick on the draw, and detection efficiency is high.
First protective cover material described in this patent is polymethyl methacrylate, also known as does acryl, acrylic or has
Machine glass is referred to as in Taiwan and presses reinforcing, and A Jiali glue is referred to as Hong Kong more, has the high grade of transparency, and low price is easy to be machined
The advantages that, be the glass alternative materials being commonly used usually, due to its biggish branch, the viscosity of polymethyl methacrylate compared with
Height, therefore process velocity is slow when using hot-working method, organic glass can not only be cut with lathe, and drilling machine carries out
Drilling, and it can be bonded to utensil of various shapes with acetone, chloroform etc., it can also use the plastic shapings such as blow molding, injection, extrusion
Method is processed into greatly to canopy, small to panoramic products such as artificial tooth and denture fixing devices.
Working principle: being attached by the flange 51 on tube body 5 with natural gas transmission pipelines first using preceding, then will
Circumscripted power line 2 accesses in power supply, starts intelligent flow-integrating instrument 1, when there is natural gas to enter tube body 5 from pipeline, first
Eddy generator 6 is encountered, natural gas is forced acutely to rotate around eddy generator 6, vortex is formed, when natural gas enters tube body 5
When the second half section, bumpy flow is started to make secondary rotating by the effect to flow back, forms the vortex precession phenomenon of gyroscope type, the precession
Frequency is directly proportional to uninterrupted, is not influenced by physical property of fluid and density, and piezoeletric quartz sensor 10 measures natural gas
Secondary rotating precession frequency, and it is transferred to intelligent flow-integrating instrument 1, while temperature sensor 7 and pressure sensor 8 also will test
To pressure and temperature information be transferred to intelligent flow-integrating instrument 1, by the place of the microprocessor in intelligent flow-integrating instrument 1
Reason, data on flows is shown in the display screen on intelligent flow-integrating instrument 1, can be by the if equipment is mounted in open air
Two protective covers 92 are rotated by hinge 93, open it with the first protective cover 91, then by the first protective cover 91 and the second protection
Cover 92 is buckled on intelligent flow-integrating instrument 1, then at tilting, then pins 945 sets of snap ring on pressing plate 943 on hooking plate 941
Non-slip mat 946 push so that pressing plate 943 is rotated on pedestal 942 by the second shaft 944, so that behind 945 position of snap ring
It moves, blocks motionless, such fixation for passing through the first hasp 94 and the second hasp 95, so that the first protective cover 91 and the second protective cover
92 merge, and so avoid rainwater invading to intelligent flow-integrating instrument 1 by the first protective cover 91 and the second protective cover 92
Erosion can remove flashing device 9 when not having to flashing device 9, and hanging plate 96 is rotated on transposase 19 8 by first rotating shaft 97
180 degree is hung up by the through-hole on hanging plate 96, and the design proposes that flashing device 9 designs, and is solved equipment and is mounted on family
Outside, for a long time by rain erosion, the first protective cover 91 and the second protective cover 92 are buckled in intelligent flow integrating by problem easy to damage
On instrument 1, at tilting, the pushing of non-slip mat 946 on pressing plate 943 is then then pinned on hooking plate 941 by 945 sets of snap ring, so that
Pressing plate 943 is rotated on pedestal 942 by the second shaft 944 so that 945 position of snap ring moves back, block it is motionless, by the first protection
Cover 91 and the second protective cover 92 merge, and reach and protect to equipment position easy to damage, avoid the beneficial of rain erosion
Effect.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of novel high-pressure gas discharge takes equipment, including intelligent flow-integrating instrument (1), circumscripted power line (2), upper casing
Body (3), lower case (4), tube body (5), eddy generator (6), temperature sensor (7), pressure sensor (8) and piezo-electric crystal pass
Sensor (10), it is characterised in that: further include flashing device (9), the circumscripted power line (2) is arranged in intelligent flow-integrating instrument
(1) on the upside of left end, upper housing (3) top middle portion and intelligent flow-integrating instrument (1) lower end carry out vertical welding, the upper casing
Body (3) lower end quadrangle is threadedly coupled by bolt with lower case (4) upper end quadrangle, on the right side of tube body (5) top under
Shell (4) bottom end carries out vertical welding, and eddy generator (6) left end is rotatablely connected with the internal left end of tube body (5), institute
Temperature sensor (7) setting is stated in upper housing (3) and the internal left end of lower case (4), temperature sensor (7) lower end passes through pipe
Body (5) top, and temperature sensor (7) lower end outside is threadedly coupled with tube body (5) top through-hole, the pressure sensing
In upper housing (3) and the internal right end of lower case (4), pressure sensor (8) lower end passes through tube body (5) top for device (8) setting
And be threadedly coupled with tube body (5) top through-hole, flashing device (9) setting is on the outside of intelligent flow-integrating instrument (1), institute
It states piezoeletric quartz sensor (10) rear end to be threadedly coupled with tube body (5) inner back side right end, the flashing device (9) is by
One protective cover (91), the second protective cover (92), hinge (93), the first hasp (94), the second hasp (95), hanging plate (96), first
Shaft (97) and swivel base (98) composition, the first protective cover (91) setting rear end on the outside of intelligent flow-integrating instrument (1) are described
Second protective cover (92) is arranged in intelligent flow-integrating instrument (1) outside front ends, and the first protective cover (91) top front end passes through
It is rotatablely connected on rear side of hinge (93) and the second protective cover (92) top, the first hasp (94) rear end and the first protective cover
(91) front is bolted on the upside of left end, rear on the upside of the first hasp (94) front end and the second protective cover (92) left end
It is bolted, the second hasp (95) rear end is bolted with front on the upside of the first protective cover (91) right end, institute
It states and is bolted in front of the second hasp (95) with rear on the upside of the second protective cover (92) right end, hanging plate (96) rear end is logical
It crosses first rotating shaft (97) to be rotatablely connected with swivel base (98) front end, swivel base (98) rear end and the second protective cover (92) front end
Side carries out vertical welding in bottom, and first hasp (94) is by hook plate (941), pedestal (942), pressing plate (943), the second shaft
(944), snap ring (945) and non-slip mat (946) composition, two sides pass through bolt and the first protective cover to the hook plate (941) up and down
(91) it is threadedly coupled on the upside of left end, two sides and the second protective cover (92) left end upside carry out bolt company to the pedestal (942) up and down
It connects, pressing plate (943) rear end is rotatablely connected by the second shaft (944) and pedestal (942) rear end, the snap ring
It (945) is in isosceles trapezoid, and snap ring (945) front end passes through pressing plate (943) rear end two sides up and down, the non-slip mat (946) is right
End and progress on front side of pressing plate (943) left end are horizontal bonding, the piezoeletric quartz sensor (10), intelligent flow-integrating instrument (1), temperature
Degree sensor (7) and pressure sensor (8) are electrically connected with circumscripted power line (2), the piezoeletric quartz sensor (10),
Temperature sensor (7) and pressure sensor (8) are electrically connected with intelligent flow-integrating instrument (1).
2. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: the whirlpool hair
Raw body (6) is made of helical form blade, and is provided with four groups of blades, in horizontally arranged.
3. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: the tube body
(5) left and right ends are provided with a flange (51), and eight screw holes are provided on flange (51).
4. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: described first protects
It fits on the outside of shield (91) and the second protective cover (92) inner shape size and intelligent flow-integrating instrument (1), and the first protection
It covers (91) and the second protective cover (92) is transparence.
5. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: the hanging plate
It (96) is in rectangle, and long 4cm is wide by 3, and with a thickness of 0.3cm, and top middle portion is provided with the through-hole that a diameter is 2cm.
6. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: the hook plate
(941) in T shape, and two sides are provided with screw hole up and down for left end, and it is 30 degree that right end, which tilts angle,.
7. a kind of novel high-pressure gas discharge according to claim 1 takes equipment, it is characterised in that: the non-slip mat
(946) length and width are 1cm, and outer surface is provided with non-slip texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195235.9U CN209342162U (en) | 2019-02-13 | 2019-02-13 | A kind of novel high-pressure gas discharge takes equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195235.9U CN209342162U (en) | 2019-02-13 | 2019-02-13 | A kind of novel high-pressure gas discharge takes equipment |
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| Publication Number | Publication Date |
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| CN209342162U true CN209342162U (en) | 2019-09-03 |
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ID=67762399
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| CN201920195235.9U Active CN209342162U (en) | 2019-02-13 | 2019-02-13 | A kind of novel high-pressure gas discharge takes equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926559A (en) * | 2019-11-07 | 2020-03-27 | 芜湖秒算电子科技有限公司 | Adjustable flow integrating instrument |
-
2019
- 2019-02-13 CN CN201920195235.9U patent/CN209342162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926559A (en) * | 2019-11-07 | 2020-03-27 | 芜湖秒算电子科技有限公司 | Adjustable flow integrating instrument |
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