CN116519076A - Gas flow auxiliary device and checking system - Google Patents
Gas flow auxiliary device and checking system Download PDFInfo
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- CN116519076A CN116519076A CN202310338930.7A CN202310338930A CN116519076A CN 116519076 A CN116519076 A CN 116519076A CN 202310338930 A CN202310338930 A CN 202310338930A CN 116519076 A CN116519076 A CN 116519076A
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- gas flow
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- 238000009423 ventilation Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 abstract description 61
- 239000001257 hydrogen Substances 0.000 abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 4
- 238000005188 flotation Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000001915 proofreading effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The invention discloses a containing mechanism, which comprises a pontoon, a magnetic part arranged in the pontoon, and a central barrel arranged in the pontoon; the triggering mechanism comprises an airflow component arranged in the central cylinder and a centrifugal component arranged on the airflow component; and a pretreatment mechanism comprising a locking part arranged on the airflow part and a ventilation part arranged on the pontoon; through installing this device in leaking hydrogen detection department, utilize the volume and the dead weight of flotation pontoon to realize the concentrated emission of tiny flow gas to reach the accurate measurement of flowmeter, can observe accumulation gas volume through setting for the flotation pontoon scale simultaneously and can calculate the exhaust gas volume through relay action number of times, thereby solve the inaccurate difficult problem of tiny flow gas measurement, the accuracy of testing result is improved through the proofreading of two kinds of measuring results, and effectively alleviate through pretreatment mechanism when unusual gas leakage takes place, reduce the loss.
Description
Technical Field
The invention relates to the technical field of gas leakage detection, in particular to a gas flow auxiliary device and a checking system.
Background
At present, a small gas flowmeter is generally adopted for measuring the hydrogen leakage quantity of a cold water system of a generator of a power plant, and in the actual production process, because the hydrogen leakage quantity is too small in the conventional use of the system, the flowmeter cannot be activated, accurate measurement cannot be realized, detection of the hydrogen leakage quantity of the system cannot be conveniently realized, the accuracy of detecting the hydrogen leakage quantity cannot be conveniently improved, and in addition, when the hydrogen leakage quantity is abnormally leaked in a large quantity, timely and effectively relieving cannot be carried out.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the above-described problems that the conventional gas flow assist device is disadvantageous in detecting the amount of hydrogen leakage in a system and that the problem cannot be effectively alleviated in time when an abnormally large amount of hydrogen leakage occurs.
In order to solve the technical problems, the invention provides the following technical scheme: a gas flow auxiliary device comprises a gas flow auxiliary device,
the accommodating mechanism comprises a pontoon, a magnetic part arranged in the pontoon, and a central barrel arranged in the pontoon;
the triggering mechanism comprises an airflow component arranged in the central cylinder and a centrifugal component arranged on the airflow component; the method comprises the steps of,
the pretreatment mechanism comprises a locking part arranged on the airflow part and a ventilation part arranged on the pontoon;
wherein, the buoy lateral wall is marked with the scale mark.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the magnetic force component comprises an upper magnetic force piece and a lower magnetic force piece which are arranged on the central cylinder, and a magnet which is arranged on the pontoon;
wherein, magnet can adsorb with last magnetic force spare and lower magnetic force spare.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the floating barrel is provided with an air outlet pipe, and the bottom of the central barrel is provided with an air inlet pipe.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the air flow component comprises an air permeable plate arranged in the central cylinder, a rotating shaft arranged on the air permeable plate and air flow blades arranged on the rotating shaft;
the air flow blade is positioned below the ventilation plate, wherein the air flow blade can drive the rotating shaft to rotate.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the centrifugal component comprises a plurality of centrifugal plates arranged on the rotating shaft, offset grooves arranged on the centrifugal plates and a centrifugal assembly arranged in the offset grooves;
wherein the centrifuge assembly is capable of sliding over the offset slot; the rotating shaft can drive the centrifugal plates to rotate.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the centrifugal assembly comprises a centrifugal spring arranged in the offset groove, a sliding plate arranged in the offset groove, a clamping spring arranged on the sliding plate and a clamping block arranged at the other end of the clamping spring;
the centrifugal spring is connected with the sliding plate and the inner side wall of the offset groove, and the clamping block can slide along the inner side wall of the offset groove.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the locking component comprises an extension plate arranged on the sliding plate, a locking groove arranged on the centrifugal plate, a locking opening arranged on the centrifugal plate and a stopping groove arranged on the ventilation plate;
the extension board tip adopts the rubber material, the locking groove is linked together with the skew groove, wherein, the block can with locking groove and skew groove intercommunication department block, the extension board can be through locking mouth embedding stall groove.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the ventilation component comprises a T-shaped plate arranged in the locking groove, a special pipe arranged on the central cylinder, a ventilation pipe arranged on the pontoon and a sealing piece arranged on the ventilation pipe;
the T-shaped plate is provided with a first wedge-shaped surface and a second wedge-shaped surface, and is connected with the centrifugal plate through a limiting spring;
the T-shaped plate can push the special pipe to rise, and the special pipe can be communicated with the vent pipe.
As a preferred embodiment of the gas flow auxiliary device of the present invention, wherein: the sealing piece comprises a sealing groove arranged on the vent pipe, a rotating shaft arranged in the sealing groove, a sealing plate arranged on the rotating shaft and a pushed block arranged on the sealing plate;
the sealing plate is inclined at one side close to the special pipe and is made of flexible materials, and the sealing plate can rotate by taking the rotating shaft as an axle center.
As a preferred embodiment of the checking system according to the invention, wherein: comprising the gas flow aid of claim, further comprising,
the checking unit comprises a mechanical flow measuring module and an automatic flow measuring module arranged on the air outlet pipe;
the mechanical flow measurement module comprises a water tank, and the pontoon is arranged in the water tank;
the automatic flow measurement module comprises a flowmeter and an electromagnetic valve which are arranged on the air outlet pipe.
The invention has the beneficial effects that: through installing this device in leaking hydrogen detection department, utilize the volume and the dead weight of flotation pontoon to realize the concentrated emission of tiny flow gas to reach the accurate measurement of flowmeter, can observe accumulation gas volume through setting for the flotation pontoon scale simultaneously and can calculate the exhaust gas volume through relay action number of times, thereby solve the inaccurate difficult problem of tiny flow gas measurement, the accuracy of testing result is improved through the proofreading of two kinds of measuring results, and effectively alleviate through pretreatment mechanism when unusual gas leakage takes place, reduce the loss.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic diagram of an overall structure of a gas flow auxiliary device according to the present invention.
FIG. 2 is a schematic view showing a cross section of the inner part of the pontoon and the lower part of the air-permeable plate according to an air flow auxiliary device of the invention.
FIG. 3 is a schematic cross-sectional view of the inner part of the pontoon according to an air flow auxiliary device of the invention.
Fig. 4 is a schematic view of a structure of a ventilation plate of a gas flow auxiliary device according to the present invention.
Fig. 5 is a schematic view of a centrifugal plate structure of a gas flow auxiliary device according to the present invention.
FIG. 6 is a schematic cross-sectional view of a portion of a centrifugal plate according to an embodiment of the invention.
FIG. 7 is a schematic view of a seal of a gas flow assist device according to the present invention.
FIG. 8 is a schematic diagram of a gas flow assist device and a calibration system according to the present invention.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present invention in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
Referring to fig. 1-7, there is provided an overall structural schematic of a gas flow assist device, comprising a housing mechanism 100, including a pontoon 101, a magnetic member 102 disposed within the pontoon 101, and a central cylinder 103 disposed within the pontoon 101;
the triggering mechanism 200 comprises an airflow component 201 arranged in the central cylinder 103, a centrifugal component 202 arranged on the airflow component 201, and the arrangement of the centrifugal component 202 enables the follow-up component to perform corresponding treatment when the leakage gas flows too much; the method comprises the steps of,
the pretreatment mechanism 300 comprises a locking part 301 arranged on the airflow part 201 and a ventilation part 302 arranged on the pontoon 101, wherein the pretreatment mechanism is arranged to timely and effectively exhaust gas when abnormal large-flow gas leaks occur, and slow down the gas leakage speed through a related structure, thereby being beneficial to avoiding dangerous accidents;
the outer side wall of the pontoon 101 is marked with scale marks, and staff can observe the quantity of gas accumulated in the pontoon 101 in real time through the scale marks on the outer surface of the pontoon 101 and cross check with subsequent flow detection data, so that accuracy and objectivity of metering data are guaranteed.
Specifically, the magnetic force component 102 includes an upper magnetic force component 102a and a lower magnetic force component 102b disposed on the central cylinder 103, wherein the upper magnetic force component 102a and the lower magnetic force component 102b are controlled by respective magnetic force switches, and a magnet 102c disposed on the pontoon 101, and when the magnet 102c reaches the position of the upper magnetic force switch 102a, the upper magnetic force switch 102a is closed;
wherein the magnet 102c is capable of attracting with the upper and lower magnetic members 102a, 102 b.
Further, an air outlet pipe 101a is arranged on the pontoon 101, wherein the opening and closing of the air outlet pipe 101a is controlled by an air flow valve, and an air inlet pipe 103a is arranged at the bottom of the central cylinder 103.
The operation process comprises the following steps: firstly, the device is arranged at equipment which is easy to leak hydrogen, when small-flow gas leaks, the gas flows into the central cylinder 103 from the gas inlet pipe 103a, after continuous leakage, the volume and the dead weight of the pontoon 101 are utilized to realize the centralized discharge of the small-flow gas, so that the accurate measurement of the flow is achieved, meanwhile, the accumulated gas volume can be observed through setting pontoon scales, the discharged gas volume is calculated, the problem of inaccurate measurement of the small-flow gas is solved, in addition, when abnormal gas leaks occur, the gas flow component 201 in the triggering mechanism 200 can be started to drive the centrifugal component 202 to rotate, and the subsequent temporary relief treatment in the pretreatment mechanism 300 is performed, so that the occurrence of larger leakage accidents is avoided.
Example 2
Referring to fig. 1-7, this embodiment differs from the first embodiment in that: the airflow component 201 comprises a ventilation plate 201a arranged in the central cylinder 103, a rotating shaft 201b arranged on the ventilation plate 201a, and an airflow blade 201c arranged on the rotating shaft 201b, wherein the ventilation plate 201a is arranged to enable the gas to continue to flow upwards from the ventilation plate 201 a; the air flow blade 201c is located below the air permeable plate 201a, where the air flow blade 201c can drive the rotating shaft 201b to rotate, so as to drive the subsequent components to operate and rotate.
Specifically, the centrifugal component 202 includes a plurality of centrifugal plates 202a disposed on the rotating shaft 201b, an offset groove 202b disposed on the centrifugal plates 202a, and a centrifugal assembly 202c disposed in the offset groove 202 b; wherein the centrifuge assembly 202c is capable of sliding over the offset slot 202 b; the rotating shaft 201b can drive the centrifugal plates 202a to rotate.
Further, the centrifugal assembly 202c includes a centrifugal spring 202c-1 disposed in the offset groove 202b, a sliding plate 202c-2 disposed in the offset groove 202b, an engaging spring 202c-3 disposed on the sliding plate 202c-2, and an engaging block 202c-4 disposed at the other end of the engaging spring 202 c-3;
the centrifugal spring 202c-1 is coupled to the slide plate 202c-2 and the inner side wall of the offset groove 202b, wherein the engagement block 202c-4 is slidable along the inner side wall of the offset groove 202 b.
Still further, the locking member 301 includes an extension plate 301a provided on the slide plate 202c-2, a locking groove 301b provided on the centrifugal plate 202a, a locking opening 301c provided on the centrifugal plate 202a, and a stalling groove 301d provided on the ventilation plate 201 a;
the end of the extension plate 301a is made of rubber, the locking groove 301b is communicated with the offset groove 202b, wherein the clamping block 202c-4 can be clamped at the communication position of the locking groove 301b and the offset groove 202b, and the extension plate 301a can be embedded into the stopping groove 301d through the locking opening 301c, so that the rotation of the centrifugal plate 202a is stopped.
Further, the ventilation component 302 includes a T-shaped plate 302a disposed in the locking groove 301b, a special tube 302b disposed on the central cylinder 103, a ventilation tube 302c disposed on the pontoon 101, and a sealing member 302d disposed on the ventilation tube 302 c;
the T-shaped plate 302a is provided with a first wedge surface 302a-1 and a second wedge surface 302a-2, and the T-shaped plate 302a is connected with the centrifugal plate 202a through a limit spring 302 a-3;
the engaging block 202c-4 can push the T-shaped plate 302a to ascend, the T-shaped plate 302a can push the special pipe 302b to ascend, and the special pipe 302b can be communicated with the vent pipe 302 c.
Still further, the sealing member 302d includes a sealing groove 302d-1 provided on the vent pipe 302c, a rotating shaft 302d-2 provided in the sealing groove 302d-1, a sealing plate 302d-3 provided on the rotating shaft 302d-2, and a pushed block 302d-4 provided on the sealing plate 302d-3, wherein a torsion spring 302d-5 is further provided on the rotating shaft 302 d-2;
the sealing plate 302d-3 is arranged obliquely and is made of a flexible material, one side of the sealing plate 302d-3, which is close to the special-shaped tube 302b, can rotate around the rotating shaft 302d-2, and the reason for the oblique arrangement and the flexible material arrangement is that the ascending track of the special-shaped tube 302b is oblique, so that the special-shaped tube 302b can push the sealing plate 302d-3 at the sealing piece 302d away, the special-shaped tube 302b is communicated with the ventilation tube 302c to exhaust outwards, and the internal air pressure is reduced.
The rest of the structure is the same as in embodiment 1.
The operation process comprises the following steps: on the basis of embodiment 1, when an abnormal large-flow gas leakage occurs at the detection position, after the gas flow enters the central cylinder 103 through the gas inlet pipe 103a, the gas flow is enough to drive the gas flow blade 201c to rotate, so that the rotating shaft 201b rotates, then the centrifugal plate 202a is driven to rotate, the sliding plate 202c-2 slides in the offset groove 202b due to the action of centrifugal force, when the sliding plate 202c-2 slides to the locking groove 301b, the clamping block 202c-4 enters the locking groove 301b under the action of the clamping spring 202c-3, then the T-shaped plate 302a is extruded, so that the extending plate 301a extends out of the locking groove 301d through the locking hole 301c, the end rubber material of the extending plate can play a buffering role to prevent the mechanical structural component from being damaged, and the T-shaped plate 302a pushes the special-shaped pipe 302b upwards, wherein the special-shaped pipe 302b is correspondingly provided with a protrusion to prevent the special-shaped pipe from sliding too much under the natural state, the special-shaped pipe 302b is pushed upwards, the special-shaped pipe 302b pushes the inclined-shaped pipe 302b upwards to push the inclined-shaped pipe 302b to move upwards, and the special-shaped pipe 302b is enabled to be pushed by the sealing plate 302d to be more than the axial center 302d, and the large-flow leakage of the sealing plate 302d can be prevented from being caused by the accident that the axial leakage of the sealing plate 302d is more than the axial safety process 2 d.
Example 3
Referring to fig. 1-8, this embodiment differs from the above embodiments in that: the checking system comprises a gas flow auxiliary device, and further comprises a checking unit 400, a gas flow control unit and a gas flow control unit, wherein the checking unit comprises a mechanical flow measurement module 401 and an automatic flow measurement module 402 arranged on an air outlet pipe 101 a; the mechanical flow measurement module 401 comprises a water tank 401a, wherein the pontoon 101 is arranged in the water tank 401a, and the pontoon 101 can only linearly ascend or descend in the water tank 401 a; the automatic flow measurement module 402 includes a flow meter 402a and a solenoid valve 402b provided on the outlet pipe 101a, and directly detects the discharge flow rate by the flow meter 402 a.
The rest of the structure is the same as in embodiment 2.
The operation process comprises the following steps: when small-flow gas leakage occurs, on one hand, the gas leakage flow is calculated through the scale marks on the outer side wall of the observation buoy 101, on the other hand, the gas leakage flow is observed from the flowmeter 402a, and the accuracy and objectivity of metering data are guaranteed through data cross check of the gas leakage flow and the gas leakage flow is beneficial to avoiding dangerous accidents caused by gas leakage.
It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. A gas flow assist device, characterized by: comprising the steps of (a) a step of,
the accommodating mechanism (100) comprises a pontoon (101), a magnetic part (102) arranged in the pontoon (101) and a central barrel (103) arranged in the pontoon (101);
a trigger mechanism (200) including an airflow member (201) provided in the center tube (103), and a centrifugal member (202) provided on the airflow member (201); the method comprises the steps of,
a pretreatment mechanism (300) comprising a locking member (301) provided on the air flow member (201), and a ventilation member (302) provided on the pontoon (101);
the outer side wall of the pontoon (101) is marked with scale marks.
2. A gas flow assist device as set forth in claim 1 wherein: the magnetic force component (102) comprises an upper magnetic force piece (102 a) and a lower magnetic force piece (102 b) which are arranged on the central cylinder (103), and a magnet (102 c) which is arranged on the pontoon (101);
wherein the magnet (102 c) is capable of being attracted to the upper magnetic member (102 a) and the lower magnetic member (102 b).
3. A gas flow assist device as set forth in claim 2 wherein: an air outlet pipe (101 a) is arranged on the pontoon (101), and an air inlet pipe (103 a) is arranged at the bottom of the central cylinder (103).
4. A gas flow assist device as set forth in claim 3 wherein: the airflow component (201) comprises an air permeable plate (201 a) arranged in the central cylinder (103), a rotating shaft (201 b) arranged on the air permeable plate (201 a), and an airflow blade (201 c) arranged on the rotating shaft (201 b);
the air flow blade (201 c) is located below the ventilation plate (201 a), wherein the air flow blade (201 c) can drive the rotating shaft (201 b) to rotate.
5. A gas flow assist device as recited in claim 4, wherein: the centrifugal component (202) comprises a plurality of centrifugal plates (202 a) arranged on the rotating shaft (201 b), offset grooves (202 b) arranged on the centrifugal plates (202 a), and a centrifugal assembly (202 c) arranged in the offset grooves (202 b);
wherein the centrifuge assembly (202 c) is slidable over an offset slot (202 b); the rotating shaft (201 b) can drive the plurality of centrifugal plates (202 a) to rotate.
6. A gas flow assist device as recited in claim 5, wherein: the centrifugal assembly (202 c) comprises a centrifugal spring (202 c-1) arranged in the offset groove (202 b), a sliding plate (202 c-2) arranged in the offset groove (202 b), an engaging spring (202 c-3) arranged on the sliding plate (202 c-2), and an engaging block (202 c-4) arranged at the other end of the engaging spring (202 c-3);
the centrifugal spring (202 c-1) is connected with the sliding plate (202 c-2) and the inner side wall of the offset groove (202 b), wherein the clamping block (202 c-4) can slide along the inner side wall of the offset groove (202 b).
7. A gas flow assist device as recited in claim 6, wherein: the locking component (301) comprises an extension plate (301 a) arranged on the sliding plate (202 c-2), a locking groove (301 b) arranged on the centrifugal plate (202 a), a locking opening (301 c) arranged on the centrifugal plate (202 a) and a stopping groove (301 d) arranged on the ventilation plate (201 a);
the end part of the extension plate (301 a) is made of rubber, the locking groove (301 b) is communicated with the offset groove (202 b), the clamping block (202 c-4) can be clamped at the communicating position of the locking groove (301 b) and the offset groove (202 b), and the extension plate (301 a) can be embedded into the stopping groove (301 d) through the locking opening (301 c).
8. A gas flow assist device as recited in claim 7, wherein: the ventilation component (302) comprises a T-shaped plate (302 a) arranged in the locking groove (301 b), a special pipe (302 b) arranged on the central cylinder (103), a ventilation pipe (302 c) arranged on the pontoon (101) and a sealing piece (302 d) arranged on the ventilation pipe (302 c);
the T-shaped plate (302 a) is provided with a first wedge-shaped surface (302 a-1) and a second wedge-shaped surface (302 a-2), and the T-shaped plate (302 a) is connected with the centrifugal plate (202 a) through a limit spring (302 a-3);
the T-shaped plate (302 a) can be pushed to ascend by the clamping block (202 c-4), the special pipe (302 b) can be pushed to ascend by the T-shaped plate (302 a), and the special pipe (302 b) can be communicated with the ventilation pipe (302 c).
9. A gas flow assist device as recited in claim 8, wherein: the sealing piece (302 d) comprises a sealing groove (302 d-1) arranged on the vent pipe (302 c), a rotating shaft (302 d-2) arranged in the sealing groove (302 d-1), a sealing plate (302 d-3) arranged on the rotating shaft (302 d-2), and a pushed block (302 d-4) arranged on the sealing plate (302 d-3);
the sealing plate (302 d-3) is obliquely arranged at one side close to the special pipe (302 b) and is made of flexible materials, and the sealing plate (302 d-3) can rotate around the rotating shaft (302 d-2) as an axis.
10. A checking system, characterized in that: comprising a gas flow aid according to any one of claims 3-9, further comprising,
the checking unit (400) comprises a mechanical flow measuring module (401) and an automatic flow measuring module (402) arranged on the air outlet pipe (101 a);
the mechanical flow measurement module (401) comprises a water tank (401 a), and the pontoon (101) is arranged in the water tank (401 a);
the automatic flow measurement module (402) comprises a flowmeter (402 a) and an electromagnetic valve (402 b) which are arranged on the air outlet pipe (101 a).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310338930.7A CN116519076A (en) | 2023-03-31 | 2023-03-31 | Gas flow auxiliary device and checking system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310338930.7A CN116519076A (en) | 2023-03-31 | 2023-03-31 | Gas flow auxiliary device and checking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117578691A (en) * | 2023-11-08 | 2024-02-20 | 佛燃能源集团股份有限公司 | Uninterrupted safe power supply method and device for household gas metering integrated meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117578691A (en) * | 2023-11-08 | 2024-02-20 | 佛燃能源集团股份有限公司 | Uninterrupted safe power supply method and device for household gas metering integrated meter |
| CN117578691B (en) * | 2023-11-08 | 2024-05-28 | 佛燃能源集团股份有限公司 | Uninterrupted safe power supply method and device for household gas metering integrated meter |
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