CN107607167A - The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation - Google Patents
The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation Download PDFInfo
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- CN107607167A CN107607167A CN201710544157.4A CN201710544157A CN107607167A CN 107607167 A CN107607167 A CN 107607167A CN 201710544157 A CN201710544157 A CN 201710544157A CN 107607167 A CN107607167 A CN 107607167A
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- 238000005070 sampling Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 24
- 238000009434 installation Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 206010069747 Burkholderia mallei infection Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009969 flowable effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 240000001548 Camellia japonica Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000018597 common camellia Nutrition 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including housing, rotating retaining plate, counter and integrating instrument.Gas roots flowmeter of the present invention either right angle setting is still horizontally mounted, it can reach counter and intelligent display all can be at horizontality, sampled respectively with Intelligent-counting so as to reach the convenient theory of the happy meter reading of reading and embody the perfect counter of hommization, make both more more accurate, metering is more reliable.
Description
Technical field
The present invention relates to a kind of gas flowmeter, particularly a kind of built-in multi-faceted gas roots amount of temperature and pressure compensation
Meter.
Background technology
It is known that all gas, including the density of natural gas and town gas are understood with its pressure and temperature
Change and change.According to this physical characteristic, want accurately to measure it and flow through the flow of pipeline, particularly for trade settlement
Metering, to protect the interests of consumers and producers both sides, the temperature of medium must be just measured while flow value is measured
And pressure value, by the way that real flow value " status of criterion flow " of the medium through pipeline is calculated.Current market sales of gas
Body rotz flowmeter and gas turbine meter, correct or mend automatically although realizing temperature, pressure on Technical Design
" status of criterion flow " repaid.But in the structures and methods of Temperature and Pressure Correction transmission, outside flowmeter shell
Set up pressure tappings, temperature-measuring port, then by pressure sensor, temperature sensor, Explosion proof joint, explosion-proof sleeve pipe, cable measuring
Electric signal is conveyed to display instrument.By the computing of the single chip microcomputer set inside display instrument, show and flow through flowmeter
The mark condition flow of gas, the temperature of gas, pressure.Such as existing company god camellia woman gas roots flowmeter and gas turbine flow
Gauge.Its weak point is:(1)Pressure tappings, temperature-measuring port, pressure sensor, temperature sensor etc. are arranged on the outer of flow housing
Portion, not only parts damage easy to aging, and easily being damaged by other people, many unsafe factors are brought to user, to this user and
Feel helpless deeply with gas management part;(2)Because pressure tappings, temperature-measuring port, pressure sensor, temperature sensor etc. are arranged on flow shell
The outside of body, can not effectively shield the interference of other signals such as external magnetic field, its poor anti jamming capability, institute's transmission signal by
To after external interference, its reliability and accuracy can not be guaranteed, and not yet find its solution so far;(3)Volume is big, no
Installation only to user brings great inconvenience, and producer's packaging, transport are also extremely inconvenient;(4)Parts are more, not only make
Cause this big, and directly influence the overall technology performance and presentation quality of product.
In addition, it is fixedly connected between the display components of the gas roots flowmeter of in the market and shell, non-rotatable, institute
Can only be right angle setting.If run into the environment for needing to be horizontally mounted, installation requirement cannot be reached;Also, only before
It is single intelligent flow meter or single mechanical meters, the market of now is random diversified demand, therefore
The functional diversities of flowmeter are needed, meet the needs of different.
The content of the invention
For deficiencies of the prior art, it is an object of the invention to provide the built-in multi-faceted gas of temperature and pressure compensation
Body rotz flowmeter.
To realize object above, the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation provided by the invention is using as follows
Technical scheme:
The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including housing, rotating retaining plate, counter and integrating instrument, institute
Stating in housing has 2 waist wheel rotors, and the housing both ends are connected to drive end bearing bracket and rear end cap, and the drive end bearing bracket is provided with intelligence
Energy thieff hatch and counter thieff hatch, the counter are located at the outside of housing forward end lid, and the outside of the counter is counting
Device lid, the housing both sides are respectively provided with front baffle and rear bulkhead, and the front baffle and rear bulkhead are respectively provided with bearing, with installation
It is used with fixed rotor axle, the rear end of armature spindle is respectively provided with two identical gears, and the front end of armature spindle is respectively provided with 1 set of magnetic
Steelframe, and oil removal is carried out by each magnetic conduction cap respectively and leads to magnetic, turn signal is transmitted and counted;In the magnetic conduction cap of left side, with described
Mistor is sampled in intellegent sampling hole, and signal is used to built-in mode, and signal, which is directly sent to integrating instrument, carries out intelligence
Metering, the integrating instrument are arranged on counter cover;In the magnetic conduction cap of right side, sampled with magnet ring in counter sampling hole counter
Sampled in hole, send rotation to counter;Set in the intellegent sampling hole of the drive end bearing bracket and the top of counter thieff hatch
Have built-in temperature thieff hatch and force samples hole, temperature and pressure number be sent to integrating instrument, drive end bearing bracket and counter cover it
Between be provided with rotating retaining plate, be fixed with sealing between rotating retaining plate and drive end bearing bracket;Rotating retaining plate and counter
Cover and coordinate for rotary movable, make counter that there is rotatable function.
Counter of the present invention can be mechanical counter, or electronic counter.
Further, it is fixed with sealing between the rotating retaining plate and drive end bearing bracket using sealing ring and screw;
Further, on the rotating retaining plate, there are two grooves, first is seal groove, and second is locating slot;Counter
Lid is enclosed on outside the step circle with two grooves of rotating retaining plate, it is preferred that rotating retaining plate(7)Set between counter cover
It is equipped with sealing ring.
Preferably, 3 screwed holes are provided with the counter cover, counter cover is positioned at into rotation with 3 screws determines
On the plate of position, counter cover is set to rotate, it is impossible to run out of outward.
Preferably, in 3 screws as location counter lid, wherein the outer head of 2 screws is drilled with aperture, for
Lead sealing, unrelated person is set arbitrarily to dismantle.
Preferably, in the locating slot of rotating retaining plate, 3 is also provided with and presses closer screw, revolved for control counter lid
The angle turned, to ensure the safety of built-in signal transfer wire.
Preferably, the output gear of the counter and output gear are in center, are easy to the rotation of counter to match somebody with somebody
Close.
Oil storage cabin positioned at flow meter body both sides, the lower left of housing cavity is provided with oil-through-hole, makes both sides bunker
Interior is oily flowable.
In drive end bearing bracket and rear end cap, it is respectively arranged to right angle setting or is horizontally mounted the oily fenestra of bidirectional visual and oily window
Hole, to observe oil mass.
Preferably, the counter gear output gear uses POM materials, and without refueling, use is safer.
Further, counter is internally provided with counter part.
Compared with prior art, the present invention has following beneficial effect:
(1)Gas roots flowmeter structure of the present invention is novel, unique, simple, reliable, practical, either right angle setting or water
Safety fills, and can reach counter and intelligent display all can be at horizontality, convenient so as to reach the happy meter reading of reading
Theory and the perfection for embodying hommization;
(2)Counter of the present invention samples respectively with Intelligent-counting, makes both more more accurate, and metering is more reliable;
(3)The present invention rotates anyway because integrating instrument is arranged on counter cover, and intelligent display begins with counter
The horizontal viewable state being consistent eventually;
(4)Oil-through-hole in inventive shell, the oil mass of drive end bearing bracket bunker and rear end cap bunker is set effectively to keep balancing;
(5)The oily fenestra on oily fenestra and rear end cap on drive end bearing bracket of the present invention is bidirectional visual oil window, reach right angle setting with
Being horizontally mounted can conveniently observe;
(6)Counter gear of the present invention uses POM materials, and without refueling, use is safer, and counter part can use mould
Batch machining, cost of labor can be reduced.
Brief description of the drawings
The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural representation of the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation of the present invention(One);
Fig. 2 is the structural representation of the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation of the present invention(Two);
Fig. 3 is the structural representation of drive end bearing bracket;
Fig. 4 is the structural representation of counter cover;
Fig. 5 is the top view of the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation of the present invention;
Fig. 6 is housing sectional view;
Fig. 7 is housing side view;
Fig. 8 is the built-in multi-faceted gas roots flowmeter right angle setting schematic diagram of temperature and pressure compensation of the present invention;
Fig. 9 is that the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation of the present invention is horizontally mounted schematic diagram;
Figure 10 is the schematic perspective view of drive end bearing bracket;
Figure 11 is the schematic perspective view of rotating retaining plate;
Visual oily window position figure when Figure 12, Figure 13, Figure 14 are right angle setting;
Figure 15, Figure 16 are visual oily window position figure when being horizontally mounted.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
Referring to Fig. 1 ~ Fig. 7 and Figure 10 ~ Figure 11, a kind of built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including
Housing 1, rotating retaining plate 7, counter and integrating instrument 26, there are 2 waist wheel rotors 4 in the housing 1, the both ends of housing 1 connect respectively
Drive end bearing bracket 5 and rear end cap 6 are connected to, drive end bearing bracket 5 is provided with intellegent sampling hole 14 and counter thieff hatch 15, and counter is located at housing
The outside of drive end bearing bracket 5, gas rotate rotor by housing cavity, produce volume measurement function;The outside of the counter is
Counter cover 8, the both sides of housing 1 are respectively provided with front baffle 2 and rear bulkhead 3, and the front baffle 2 and rear bulkhead 3 are respectively provided with
Bearing 9, it is used with installation and fixed rotor axle, the rear end of armature spindle is respectively provided with two identical gears 10, makes rotor in office
When section all keeps fixed relative status;The front end of armature spindle is respectively provided with 1 set of magnet steel frame 11, and passes through each magnetic conduction cap respectively
12, which carry out oil removal, leads to magnetic, and turn signal is transmitted and counted;In the magnetic conduction cap of left side, with the mistor in intellegent sampling hole 14
Interior sampling, signal is used to built-in mode, signal is directly sent to integrating instrument 26 and carries out intelligent metering, the integrating instrument 26 is set
Put on counter cover 8;In the magnetic conduction cap of right side, sampled in hole counter thieff hatch 15 and sampled in counter with magnet ring, will turned
It is dynamic to send counter to(According to flowmeter different model and specification, using different fast ratios, counter is set correctly to be counted
Number);The top in the intellegent sampling hole 14 of the drive end bearing bracket 5 and counter thieff hatch 15 is provided with the He of built-in temperature thieff hatch 16
Force samples hole 17, integrating instrument 26 is sent to by temperature and pressure number, and rotation is provided between drive end bearing bracket 5 and counter cover 8
Location-plate 7, it is fixed with sealing between rotating retaining plate 7 and drive end bearing bracket 5 using sealing ring and screw;Rotating retaining plate 7
Coordinate with counter cover 8 for rotary movable, make counter that there is rotatable function, between rotating retaining plate 7 and counter cover 8
It is provided with sealing ring.
On location-plate 7, there are two grooves, first is seal groove 19, and second is locating slot 20;Counter cover 8 is enclosed on
Outside the step circle with two grooves of rotating retaining plate.
3 screwed holes are provided with counter cover 8, counter cover 8 is positioned on rotating retaining plate 7 with 3 screws, made
Counter cover 8 can only rotate, it is impossible to run out of outward.
In 3 screws as location counter lid 8, wherein the outer head of 2 screws 23 is drilled with aperture, for upper lead
Envelope, makes unrelated person arbitrarily to dismantle.
In the locating slot 20 of rotating retaining plate 7, it is also provided with 3 and presses closer screw 25, is rotated for control counter lid
Angle, to ensure the safety of built-in signal transfer wire.
The output gear 21 and output gear 22 of counter are in center, are easy to the rotatable engagement of counter, pass through
The center of output gear 21 and output gear 22, enables counter to realize rotatability.
Oil storage cabin positioned at flow meter body both sides, the lower left of the inner chamber of housing 1 is provided with oil-through-hole 29, makes both sides oily
It is oily flowable in storehouse.
In drive end bearing bracket 5 and rear end cap 6, it is respectively arranged to right angle setting or is horizontally mounted the He of oily fenestra 27 of bidirectional visual
Oily fenestra 28, to observe oil mass.
Counter gear output gear 21,22 uses POM materials, and without refueling, use is safer.
Counter is internally provided with counter part 18.
Referring to Fig. 8 and Fig. 9, either right angle setting is still horizontally mounted, inventive flow meter can reach counter and
Integrating instrument all can be at horizontality, so as to reach the convenient theory of the happy meter reading of reading and embody the perfection of hommization;
Referring to Figure 12 ~ Figure 16, the oily fenestra 28 on oily fenestra 27 and rear end cap on drive end bearing bracket is bidirectional visual oil window, reaches vertical
Straight installation can be observed conveniently with being horizontally mounted.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, it is characterised in that including housing(1), rotating retaining plate
(7), counter and integrating instrument(26), the housing(1)Inside there are 2 waist wheel rotors(4), the housing(1)Both ends connect respectively
There is drive end bearing bracket(5)And rear end cap(6), the drive end bearing bracket is provided with intellegent sampling hole(14)With counter thieff hatch(15), it is described
Counter is located at housing forward end lid(5)Outside, the outside of the counter is counter cover(8), the housing(1)Both sides point
Zhuan You not front baffle(2)And rear bulkhead(3), the front baffle(2)And rear bulkhead(3)It is respectively provided with bearing(9), to install and consolidate
Rotor axle is used, and the rear end of armature spindle is respectively provided with two identical gears(10), the front end of armature spindle is respectively provided with 1 set of magnetic
Steelframe(11), and pass through each magnetic conduction cap respectively(12)Carry out oil removal and lead to magnetic, turn signal is transmitted and counted, in left side magnetic conduction cap
It is interior, with the mistor in intellegent sampling hole(14)Interior sampling, signal is used to built-in mode, signal is directly sent to product
Calculate instrument (26) and carry out intelligent metering, the integrating instrument (26) is arranged on counter cover(8)On;In the magnetic conduction cap of right side, magnet ring is used
In counter thieff hatch(15)Interior sampling, send rotation to counter;In the drive end bearing bracket(5)Intellegent sampling hole(14)With
Counter thieff hatch(15)Top be provided with built-in temperature thieff hatch(16)With force samples hole(17), by temperature and pressure number
Integrating instrument (26) is sent to, in drive end bearing bracket(5)With counter cover(8)Between be provided with rotating retaining plate (7), rotating retaining plate(7)
With drive end bearing bracket(5)Between be fixed with sealing;Rotating retaining plate(7)With counter cover(8)Coordinate for rotary movable, make
Counter has rotatable function.
2. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that the rotation
Turn location-plate(7)With drive end bearing bracket(5)Between be fixed with sealing using sealing ring and screw.
3. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that the rotation
Turn location-plate(7)On, there are two grooves, first is seal groove(19), second is locating slot(20);Counter cover(8)Set
Outside the step circle with two grooves of rotating retaining plate.
4. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 3, it is characterised in that the rotation
Turn location-plate(7)With counter cover(8)Between be provided with sealing ring.
5. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that the meter
Number device lid(8)On be provided with 3 screwed holes, with 3 screws by counter cover(8)It is positioned at rotating retaining plate(7)On.
6. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 5, it is characterised in that as fixed
Digit counter lid(8)3 screws in, wherein 2 screws(23)Outer head be drilled with aperture.
7. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 3, it is characterised in that described
Rotating retaining plate(7)Locating slot(20)It is interior, it is also provided with 3 and presses closer screw(25).
8. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that positioned at stream
The oil storage cabin of gauge main body both sides, in housing(1)The lower left of inner chamber is provided with oil-through-hole(29).
9. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that in front end
Lid(5)And rear end cap(6), it is respectively arranged to right angle setting or is horizontally mounted the oily fenestra of bidirectional visual(27)With oily fenestra
(28).
10. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, it is characterised in that described
Counter output gear (21) (22) uses POM materials.
Priority Applications (1)
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CN201710544157.4A CN107607167A (en) | 2017-07-05 | 2017-07-05 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
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CN201710544157.4A CN107607167A (en) | 2017-07-05 | 2017-07-05 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108827413A (en) * | 2018-06-22 | 2018-11-16 | 上海功尊仪表有限公司 | A kind of Roots type flowmeter |
CN110672173A (en) * | 2019-10-09 | 2020-01-10 | 东台市竹林高科技材料有限公司 | Intelligent gas waist wheel flowmeter and use method thereof |
CN111198009A (en) * | 2020-01-14 | 2020-05-26 | 秦亚州 | Coal gas sleeve wheel explosion-proof waist wheel flowmeter based on steam medium fluid |
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CN108827413A (en) * | 2018-06-22 | 2018-11-16 | 上海功尊仪表有限公司 | A kind of Roots type flowmeter |
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CN110672173A (en) * | 2019-10-09 | 2020-01-10 | 东台市竹林高科技材料有限公司 | Intelligent gas waist wheel flowmeter and use method thereof |
CN111198009A (en) * | 2020-01-14 | 2020-05-26 | 秦亚州 | Coal gas sleeve wheel explosion-proof waist wheel flowmeter based on steam medium fluid |
CN111198009B (en) * | 2020-01-14 | 2021-09-21 | 刘培珠 | Coal gas sleeve wheel explosion-proof waist wheel flowmeter based on steam medium fluid |
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