CN207456535U - 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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- CN207456535U CN207456535U CN201720807802.2U CN201720807802U CN207456535U CN 207456535 U CN207456535 U CN 207456535U CN 201720807802 U CN201720807802 U CN 201720807802U CN 207456535 U CN207456535 U CN 207456535U
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- temperature
- pressure compensation
- gas roots
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Abstract
The utility model provides the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including housing, rotating retaining plate, counter and integrating instrument.The utility model gas roots flowmeter either right angle setting is still horizontally mounted, and can reach counter and intelligent display 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；Counter samples respectively with Intelligent-counting, makes the two more more accurate, metering is more reliable.
Description
Technical field
The utility model is related to a kind of gas flowmeters, particularly a kind of built-in multi-faceted gas roots of temperature and pressure compensation
Gauge.
Background technology
It is known that all gas, the density including natural gas and town gas is all can be with its pressure and temperature
Change and change.According to this physical characteristic, the flow of pipeline is flowed through to accurately measure it, 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 are corrected or mended 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 casing, cable measuring
Electric signal is conveyed to display instrument.Computing by the single chip microcomputer set inside display instrument, shows and flows 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 shortcoming is：（1）Pressure tappings, temperature-measuring port, pressure sensor, temperature sensor etc. are mounted on the outer of flow housing
Portion, not only parts damage easy to aging, but also easily damaged by other people bring many insecurity to user, to this user and
Feel helpless deeply with gas management part；（2）Since pressure tappings, temperature-measuring port, pressure sensor, temperature sensor etc. are mounted on flow shell
The outside of body, can not effectively shield the interference of other signals such as external magnetic field, poor anti jamming capability, institute's transmission signal by
To after external interference, 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
It causes this big, and directly influences the overall technology performance and presentation quality of product.
In addition, it is fixedly connected between the display components of gas roots flowmeter 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
Be single intelligent flow meter or single mechanical meters and now market be random diversified demand, therefore
The functional diversities of flowmeter are needed, meet the needs of different.
Utility model content
For deficiencies of the prior art, the purpose of this utility model is to provide a kind of temperature and pressure compensation is built-in
Multi-faceted gas roots flowmeter.
In order to achieve the above object, the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation provided by the utility model uses
Following technical solution：
The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including housing, rotating retaining plate, counter and integrating
Instrument has 2 waist wheel rotors in the housing, and the housing both ends are connected to drive end bearing bracket and rear end cap, and the drive end bearing bracket is set
Intellegent sampling hole and counter thieff hatch are equipped with, the counter is located at the outside of housing forward end lid, the outside of the counter
For counter cover, 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,
It is used with installation and fixed rotor axis, the rear end of armature spindle is respectively provided with two identical gears, and the front end of armature spindle fills respectively
There is 1 set of magnet steel frame, and oil removal is carried out by each magnetic conduction cap respectively and leads to magnetic, turn signal is transmitted and is counted；In the magnetic conduction cap of left side,
Sampled with the mistor in intellegent sampling hole, by signal with built-in mode, directly signal be transmitted to integrating instrument into
Row intelligent metering, the integrating instrument are arranged on counter cover；In the magnetic conduction cap of right side, counted with magnet ring in counter thieff hatch
Sampling, sends rotation to counter in device thieff hatch；In the upper of the intellegent sampling hole of the drive end bearing bracket and counter thieff hatch
Side is provided with built-in temperature thieff hatch and force samples hole, and temperature and pressure number is transmitted to integrating instrument, in drive end bearing bracket with counting
Rotating retaining plate is provided between device lid, secure fit is sealed between rotating retaining plate and drive end bearing bracket；Rotating retaining plate with
Counter cover coordinates for rotary movable, has the function of counter rotatable.
Further, secure fit is sealed using sealing ring and screw between the rotating retaining plate and drive end bearing bracket；
Further, on the rotating retaining plate, there are two grooves, first is seal groove, and second is locating slot；Meter
Number device lid is sleeved on outside the step circle with two grooves of rotating retaining plate, it is preferred that rotating retaining plate（7）With counter cover it
Between be provided with sealing ring.
Preferably, 3 threaded holes are provided on the counter cover, counter cover is located in rotation with 3 screws determines
On the plate of position, make counter cover that can only 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 makes irrelevant personnel that must not arbitrarily 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, match somebody with somebody convenient for the rotation of counter
It closes.
Oil storage cabin positioned at flow meter body both sides is provided with oil-through-hole in the lower left of housing cavity, makes both sides bunker
Interior oil is 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 utility model has following advantageous effect：
（1）The utility model gas roots flowmeter structure novel, uniqueness, simple, reliable, practical, either vertical peace
Dress is still horizontally mounted, and can reach counter and intelligent display all can be at horizontality, reading is happy to be copied so as to reach
The convenient theory of table and the perfection for embodying hommization；
（2）The utility model counter samples respectively with Intelligent-counting, makes the two more more accurate, metering is more reliable；
（3）The utility model because integrating instrument be arranged on counter cover, rotate anyway, intelligent display with
The always consistent horizontal viewable state of counter；
（4）The in vivo oil-through-hole of the utility model shell allows the oil mass of drive end bearing bracket bunker and rear end cap bunker effectively
Keep balance；
（5）The oily fenestra on oily fenestra and rear end cap on the utility model drive end bearing bracket is bidirectional visual oil window, reaches vertical
Straight installation can facilitate observation with being horizontally mounted；
（6）The utility model counter gear uses POM materials, and without refueling, use is safer, and counter part can be with
Using mold batch machining, cost of labor can be reduced.
Description of the drawings
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 structure diagram of the built-in multi-faceted gas roots flowmeter of the utility model temperature and pressure compensation（One）；
Fig. 2 is the structure diagram of the built-in multi-faceted gas roots flowmeter of the utility model temperature and pressure compensation（Two）；
Fig. 3 is the structure diagram of drive end bearing bracket；
Fig. 4 is the structure diagram of counter cover；
Fig. 5 is the top view of the built-in multi-faceted gas roots flowmeter of the utility model temperature and pressure compensation；
Fig. 6 is housing sectional view；
Fig. 7 is housing side view.
Specific embodiment
The utility model is described in detail with reference to specific embodiment.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These belong to the scope of protection of the utility model.
Referring to Fig. 1 ~ Fig. 7, a kind of built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, including housing 1, rotational positioning
Plate 7, counter and integrating instrument 26, there is 2 waist wheel rotors 4 in the housing 1,1 both ends of housing be connected to drive end bearing bracket 5 and after
End cap 6, drive end bearing bracket 5 are provided with intellegent sampling hole 14 and counter thieff hatch 15, and counter is located at the outside of housing forward end lid 5,
Gas rotates rotor by housing cavity, generates volume measurement function；The outside of the counter is counter cover 8, described
1 both sides of housing 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, with installation and
Fixed rotor axis is used, and the rear end of armature spindle is respectively provided with two identical gears 10, and rotor is made all to keep solid at any period
Fixed relative status；The front end of armature spindle is respectively provided with 1 set of magnet steel frame 11, and carries out oil removal by each magnetic conduction cap 12 respectively and lead to
Turn signal is transmitted and counted by magnetic；In the magnetic conduction cap of left side, with the mistor, the sampling in intellegent sampling hole 14, will believe
Number with built-in mode, signal is directly transmitted to integrating instrument 26 and carries out intelligent metering, the integrating instrument 26 is arranged on counter
On lid 8；In the magnetic conduction cap of right side, with magnet ring sampling in counter sampling hole counter thieff hatch 15, rotation is sent to meter
Number device（According to flowmeter different model and specification, using different fast ratios, counter is made correctly to be counted）；Before described
The intellegent sampling hole 14 of end cap 5 and the top of counter thieff hatch 15 are provided with built-in temperature thieff hatch 16 and force samples hole
17, temperature and pressure number is transmitted to integrating instrument 26, rotating retaining plate 7 is provided between drive end bearing bracket 5 and counter cover 8, is revolved
Turn to be sealed secure fit using sealing ring and screw between positioning plate 7 and drive end bearing bracket 5；Rotating retaining plate 7 and counter cover 8
Coordinate for rotary movable, there is counter rotatable, sealing is provided between rotating retaining plate 7 and counter cover 8
Circle.
On positioning plate 7, there are two grooves, first is seal groove 19, and second is locating slot 20；Counter cover 8 is sleeved on
Outside the step circle with two grooves of rotating retaining plate.
3 threaded holes are provided on counter cover 8, counter cover 8 is located on rotating retaining plate 7 with 3 screws, is 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 irrelevant personnel that must not arbitrarily dismantle.
It in the locating slot 20 of rotating retaining plate 7, is also provided with 3 and presses closer screw 25, 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, convenient for 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 is provided with oil-through-hole 29 in the lower left of 1 inner cavity of housing, makes both sides oily
Oil in storehouse is flowable.
In drive end bearing bracket 5 and rear end cap 6, it is respectively arranged to right angle setting or is horizontally mounted 27 He of oily fenestra 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.
The utility model flowmeter, either right angle setting are still horizontally mounted, and the utility model flowmeter 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 complete of hommization
It is beautiful；
The utility model flowmeter, the oily fenestra 28 on oily fenestra 27 and rear end cap on drive end bearing bracket are bidirectional visual oil
Window, observation can be facilitated by reaching right angle setting and being horizontally mounted.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (10)
1. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation, which is characterized 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
It 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 axis 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）It carries out oil removal and leads to magnetic, turn signal is transmitted and is counted, in left side magnetic conduction cap
It is interior, with the mistor in intellegent sampling hole（14）Signal by signal with built-in mode, is directly transmitted to product by interior sampling
It calculates instrument (26) and carries 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 several device thieff hatch（15）Interior sampling sends rotation to counter；In the drive end bearing bracket（5）Intellegent sampling hole（14）And meter
Number device thieff hatch（15）Top be provided with built-in temperature thieff hatch（16）With force samples hole（17）, temperature and pressure number is passed
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 sealed secure fit；Rotating retaining plate（7）With counter cover（8）Coordinate for rotary movable, make meter
Number utensil has rotatable function.
2. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, which is characterized in that the rotation
Turn positioning plate（7）With drive end bearing bracket（5）Between secure fit is sealed using sealing ring and screw.
3. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 1, which is characterized in that the rotation
Turn positioning 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, which is characterized in that the rotation
Turn positioning 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, which is characterized in that the meter
Number device lid（8）On be provided with 3 threaded holes, with 3 screws by counter cover（8）It is located in rotating retaining plate（7）On.
6. the built-in multi-faceted gas roots flowmeter of temperature and pressure compensation according to claim 5, which is characterized 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, which is characterized 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, which is characterized in that positioned at stream
The oil storage cabin of gauge main body both sides, in housing（1）The lower left of inner cavity 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, which is characterized 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, which is characterized in that described
Counter output gear (21) (22) uses POM materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720807802.2U CN207456535U (en) | 2017-07-05 | 2017-07-05 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720807802.2U CN207456535U (en) | 2017-07-05 | 2017-07-05 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
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| Publication Number | Publication Date |
|---|---|
| CN207456535U true CN207456535U (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720807802.2U Active CN207456535U (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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607167A (en) * | 2017-07-05 | 2018-01-19 | 上海埃科燃气测控设备有限公司 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
| 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 |
-
2017
- 2017-07-05 CN CN201720807802.2U patent/CN207456535U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607167A (en) * | 2017-07-05 | 2018-01-19 | 上海埃科燃气测控设备有限公司 | The built-in multi-faceted gas roots flowmeter of temperature and pressure compensation |
| 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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