CN117840113A - Flowmeter washing unit for nuclear power station - Google Patents
Flowmeter washing unit for nuclear power station Download PDFInfo
- Publication number
- CN117840113A CN117840113A CN202410243204.1A CN202410243204A CN117840113A CN 117840113 A CN117840113 A CN 117840113A CN 202410243204 A CN202410243204 A CN 202410243204A CN 117840113 A CN117840113 A CN 117840113A
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- groove
- flowmeter
- shell
- gas transmission
- matching groove
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- 238000005406 washing Methods 0.000 title claims description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 66
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000011010 flushing procedure Methods 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 239000003595 mist Substances 0.000 claims abstract description 14
- 230000001680 brushing effect Effects 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 10
- 230000013011 mating Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000861 blow drying Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Measuring Volume Flow (AREA)
Abstract
The invention relates to the technical field of flowmeter flushing, in particular to a flowmeter flushing device for a nuclear power station, which comprises a main body shell, wherein one side of the main body shell is provided with a mist generating mechanism, the mist generating mechanism comprises a second matching groove, the second matching groove is formed in one side of the main body shell, the upper end surface of the main body shell is provided with a gas transmission mechanism, the gas transmission mechanism comprises a first matching groove, the first matching groove is formed in a position, corresponding to the second matching groove, of the upper end surface of the main body shell, a third gas transmission cavity communicated with the first matching groove is formed in a central axis of the main body shell, the other end of the third gas transmission cavity is penetrated with the second matching groove, the upper end surface of the main body shell is provided with a supporting mechanism for clamping and supporting a flowmeter, and the main body shell is provided with a brushing mechanism below the supporting mechanism, and the flowmeter flushing device has the advantages that: the surface of the cylindrical sensor can be cleaned completely, the cleaning efficiency and reliability of the flowmeter are improved, and dust in the air is prevented from adhering to the sensor in the wiping process.
Description
Technical Field
The invention relates to the technical field of flowmeter flushing, in particular to a flowmeter flushing device for a nuclear power station.
Background
With the rapid development of nuclear power in the domestic field, the demand of nuclear power stations for thermal gas mass flowmeters is rapidly increasing. At present, the thermal type gas mass flowmeter is widely applied to nuclear power plants at home and abroad, and is mainly used for measuring the air mass flow of a ventilation system, the conventional thermal type gas mass flowmeter comprises a sensor, a connecting rod and a controller, the sensor consists of two cylindrical temperature sensors, the measuring stability of the sensor directly influences the accuracy of the flow measurement by a device, therefore, the flowmeter needs to be cleaned at intervals, the thermal type gas mass flowmeter is cleaned by manual cleaning at present, workers impact the two sensors of the flowmeter by using a liquid containing a cleaning agent, then the two sensors are brushed by towels, the impacted water flow can abrade the surfaces of the sensors when the cleaning mode is adopted, the measuring accuracy of the flowmeter is influenced, people cannot know whether the flowmeter is completely cleaned or not after the flowmeter is cleaned, only can judge through experience, after the sensor is cleaned, the sensor needs to be dried in the air or dust in the air is easily adhered to the surface of the sensor through towels, and the measuring accuracy of the flowmeter is reduced.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the sensor surface is easy to wear during cleaning, and people can not judge whether the sensor is completely cleaned after cleaning, and dust in the air is easy to adsorb when the sensor is wiped.
The invention adopts the following technical scheme to solve the technical problems: the utility model provides a flowmeter washing unit for nuclear power station, including the body shell, one side of body shell is provided with the fog generating mechanism, the fog generating mechanism includes the second cooperation groove, the second cooperation groove is seted up in one side of body shell, the up end of body shell is provided with gas transmission mechanism, gas transmission mechanism includes first cooperation groove, first cooperation groove is seted up in the position department that corresponds with the second cooperation groove at body shell up end, the body shell has seted up the third gas transmission chamber with first cooperation groove communicating in the axis, the other end and the second cooperation groove of third gas transmission chamber run through the setting, set up the fourth gas transmission chamber with third gas transmission chamber communicating in the axis department in the body shell, set up the first through-hole with fourth gas transmission chamber and second cooperation groove communicating in the body shell, the body shell has set up the first gas transmission chamber with fourth gas transmission chamber in one side of keeping away from the third gas transmission chamber, the up end of body shell is provided with the supporting mechanism that carries out the centre gripping to support to the flowmeter, the supporting mechanism is set up below the supporting mechanism of scrubbing body shell.
Preferably, the first matching groove is slidably matched with a pure air tank, the air outlet end of the pure air tank corresponds to the end part of the third air conveying cavity, the upper end face of the main body shell is provided with a limiting groove at the position corresponding to the first matching groove, the limiting groove is slidably provided with a first protection plate, the position, close to the first matching groove, of the third air conveying cavity is internally provided with a first electromagnetic valve, the position, close to the second matching groove, of the third air conveying cavity is internally provided with a second electromagnetic valve, and the position, close to the third air conveying cavity, of the fourth air conveying cavity is provided with a third electromagnetic valve.
Preferably, the fixed shell is slidably arranged in the second matching groove, the upper end face of the fixed shell is of an opening structure, the fixed body is fixedly connected to the upper end face of the fixed shell, a third through hole corresponding to the first through hole is formed in the upper end face of the fixed body, a fifth air conveying cavity parallel to the end face is formed in the fixed body, the fifth air conveying cavity is of a square closed structure, a second through hole communicated with the fifth air conveying cavity is formed in the upper end face of the fixed body, and the second through hole corresponds to the vertical section of the third air conveying cavity.
Preferably, the fixed shell is internally provided with a plurality of connecting plates distributed at equal intervals at the position close to the lower end, the connecting plates are fixedly provided with a plurality of oscillating pieces, the lower end face of each connecting plate is provided with a water level measurer, the fixed shell is internally provided with a second through pipe in a penetrating way at the side face close to the second through hole, the position of the second through pipe is located below the connecting plates, the fixed body is internally provided with a plurality of air outlet grooves in a penetrating way below a fifth air conveying cavity, the center of the lower end of the fixed body is provided with a guide groove of a rotating body structure, and the fixed body is provided with a third through hole corresponding to the position of the first through hole at the uppermost end of the guide groove.
Preferably, the main body shell is provided with a second air conveying cavity communicated with the first air conveying cavity at the side surface far away from the first matching groove, an air pump is arranged in the second air conveying cavity in a matching way, an air outlet plate is arranged on the side surface of the main body shell at the end surface contacted with the second air conveying cavity, the supporting mechanism comprises a placing groove, the placing groove is formed in the position, corresponding to the second air conveying cavity, of the upper end surface of the main body shell, a first through pipe penetrating through the second air conveying cavity is arranged in the placing groove, the brushing mechanism comprises a third matching groove, and the third matching groove is formed in the lower end surface of the main body shell.
Preferably, the main body shell is horizontally provided with two symmetrically placed first electric telescopic rods in the placing groove, the two telescopic ends of the first electric telescopic rods are respectively provided with a first empty groove, the two telescopic ends of the first electric telescopic rods are respectively provided with springs, the two telescopic ends of the springs are fixedly connected with connecting blocks matched with the first empty grooves, the two telescopic ends of the connecting blocks are respectively fixedly connected with fixing plates of an elliptical ring structure, the two telescopic ends of the fixing plates are fixedly connected with antiskid plates, and the main body shell is rotatably provided with second protection plates on the placing groove.
Preferably, the position of the third matching groove corresponds to the position of the first through pipe, the upper end of the third matching groove is communicated with the second air conveying cavity, a limiting block is slidably matched in the third matching groove, the upper end of the limiting block is of the same cambered surface structure as the second air conveying cavity, two second electric telescopic rods which are vertically and symmetrically distributed are rotatably arranged in the limiting block, the telescopic ends of the two second electric telescopic rods penetrate through the limiting block, the telescopic ends of the two second electric telescopic rods are respectively provided with a second empty groove, cleaning brushes of annular structures are arranged in the two second empty grooves, and a locator is arranged in the second empty groove by one second electric telescopic rod.
Preferably, the limiting block is provided with a cavity at the lower ends of the second electric telescopic rods, the limiting block is provided with a motor at the upper end of the cavity, a first gear is fixedly connected with the transmission shaft end of the motor downwards, two second gears which are fixedly arranged on the coaxial centers of the second electric telescopic rods are rotatably arranged in the cavity, and the two second gears are meshed with the first gear.
Compared with the prior art, the invention provides a flowmeter flushing device for a nuclear power station, which has the following beneficial effects:
1. this flowmeter washing unit for nuclear power station is provided with fog mechanism, fog mechanism includes the fixed shell, the lateral surface of fixed shell is provided with the second siphunculus, clean liquid gets into in the fixed shell from the second siphunculus, be provided with a plurality of through the connecting plate in the fixed shell and vibrate the piece, the water level caliber can control and vibrate the piece and be in suitable position with liquid, start and vibrate the piece, can vibrate clean liquid and be the water smoke, afterwards gas transmission mechanism is through the pure gas of a plurality of gas outlet tank blowout, afterwards gas drives this water smoke and removes to first gas transmission intracavity from the guide way, afterwards the air pump drives the water smoke to the second gas transmission intracavity, clear up the sensor in the second gas transmission intracavity, prevent that the rivers from assaulting the surface to the sensor and wearing and tearing, when the clearance, the flowmeter can be measured the flow in the second gas transmission intracavity, keep the air pump steadily to rotate, the flowmeter clearance is accomplished when the flowmeter is vertical unchangeable, improve the efficiency and the reliability of flowmeter clearance.
2. The flowmeter flushing device for the nuclear power station is provided with a third air conveying cavity and a fourth air conveying cavity, the third air conveying cavity is provided with a first electromagnetic valve at a position close to the first matching groove, the third air conveying cavity is provided with a second electromagnetic valve at the end part close to the second matching groove, the third electromagnetic valve is arranged at a position close to the third air conveying cavity in the fourth air conveying cavity, when the flowmeter is cleaned, the first electromagnetic valve and the second electromagnetic valve are started, gas can move into a fixed shell through the third air conveying cavity, after the sensor is cleaned, the first electromagnetic valve and the third electromagnetic valve are started, the gas can not pass through the fixed shell, directly move into the first air conveying cavity from the fourth air conveying cavity, then move into the second air conveying cavity to dry the sensor under the driving of the air pump, the sensor is not contacted with external air in the drying process, dust in the air is prevented from being adhered to the sensor in the drying process, and the reliability of the device is improved.
3. This flowmeter washing unit for nuclear power station is provided with supporting mechanism and scrubbing mechanism, when using, insert the sensor end of flowmeter in the first siphunculus, rotate the position department that the sensor corresponds with the second electric telescopic handle with the flowmeter through the locator, afterwards start two first electric telescopic handle, first electric telescopic handle passes through the connecting rod that two fixed plates extrusion flow meter is lived to the spring drive, can stabilize and fix the bracing piece, afterwards at motor start-up, the motor passes through two second gears of first gear belt rotation, two second gears and two second electric telescopic handle fixed connection, stretch in second electric telescopic handle rotation, second empty slot has been seted up in the flexible tip of second electric telescopic handle, be provided with soft cleaning brush in the second empty slot, can be abundant with the surface clean up of cylinder sensor.
Drawings
FIG. 1 is a schematic diagram of the whole structure of the present invention;
FIG. 2 is a schematic diagram of the whole structure of the present invention;
FIG. 3 is a schematic view of the explosion structure of the present invention;
FIG. 4 is a cross-sectional view of a body shell of the present invention;
FIG. 5 is a second cross-sectional view of the body shell of the present invention;
FIG. 6 is a cross-sectional view of the mist generating mechanism of the present invention;
FIG. 7 is a second cross-sectional view of the mist generating mechanism of the present invention;
FIG. 8 is a schematic view of a brushing mechanism according to the present invention;
FIG. 9 is a cross-sectional view of a brushing mechanism of the present invention;
FIG. 10 is an enlarged view of FIG. 5 at A in accordance with the present invention;
fig. 11 is an enlarged view of fig. 9B in accordance with the present invention.
In the figure: 1. a main body case; 2. a gas delivery mechanism; 3. a support mechanism; 4. a mist generating mechanism; 5. a brushing mechanism; 6. an air outlet plate; 7. a first gas-conveying chamber; 8. an air pump; 9. a second gas-conveying chamber; 21. a first protection plate; 22. a limit groove; 23. a pure gas tank; 24. a first mating groove; 25. a third air delivery chamber; 26. a first electromagnetic valve; 27. a second electromagnetic valve; 28. a third electromagnetic valve; 29. a fourth air delivery chamber; 210. a first through hole; 31. a second protection plate; 32. a placement groove; 33. a first electric telescopic rod; 34. a first through pipe; 35. a first empty slot; 36. a spring; 37. a connecting block; 38. a fixing plate; 39. a cleat; 41. a fixed case; 42. a second through pipe; 43. a second mating groove; 44. a fixed body; 45. a second through hole; 46. a third through hole; 47. a fifth air delivery chamber; 48. an air outlet groove; 49. a water level measurer; 410. a connecting plate; 411. oscillating the sheet; 412. a guide groove; 51. a limiting block; 52. a third mating groove; 53. a cavity; 54. a first gear; 55. a second gear; 56. a second electric telescopic rod; 57. a motor; 58. a positioner; 59. cleaning a brush; 510. and a second empty slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-11, a flowmeter flushing device for a nuclear power station comprises a main body shell 1, wherein a mist generating mechanism 4 is arranged on one side of the main body shell 1, the mist generating mechanism 4 comprises a second matching groove 43, and the second matching groove 43 is formed on one side of the main body shell 1.
In this embodiment, the first fitting groove 24 is slidably fitted with the pure air tank 23, an air outlet end of the pure air tank 23 corresponds to an end portion of the third air delivery cavity 25, a limiting groove 22 is formed in an upper end surface of the main body shell 1 at a position corresponding to the first fitting groove 24, the first protection plate 21 is slidably disposed in the limiting groove 22, a first electromagnetic valve 26 is disposed in the third air delivery cavity 25 at a position close to the first fitting groove 24, a second electromagnetic valve 27 is disposed in the third air delivery cavity 25 at a position close to the second fitting groove 43, and a third electromagnetic valve 28 is disposed in the fourth air delivery cavity 29 at a position close to the third air delivery cavity 25.
The upper end face of the main body shell 1 is provided with a gas transmission mechanism 2, the gas transmission mechanism 2 comprises a first matching groove 24, the first matching groove 24 is formed in a position, corresponding to the second matching groove 43, of the upper end face of the main body shell 1, a third gas transmission cavity 25 communicated with the first matching groove 24 is formed in the central axis of the main body shell 1, the other end of the third gas transmission cavity 25 and the second matching groove 43 penetrate through the main body shell 1, a fourth gas transmission cavity 29 communicated with the third gas transmission cavity 25 is formed in the central axis of the main body shell 1, a first through hole 210 communicated with the fourth gas transmission cavity 29 and the second matching groove 43 is formed in the main body shell 1, and a first gas transmission cavity 7 communicated with the fourth gas transmission cavity 29 is formed in one side, far away from the third gas transmission cavity 25, of the main body shell 1.
Specifically, when the flowmeter is cleaned, the first electromagnetic valve 26 and the second electromagnetic valve 27 are started, gas can move into the fixed shell 41 through the third gas transmission cavity 25, after the sensor is cleaned, the first electromagnetic valve 26 and the third electromagnetic valve 28 are started, the gas can not pass through the fixed shell 41 and directly move into the first gas transmission cavity 7 from the fourth gas transmission cavity 29, and then the gas can be driven by the air pump 8 to move into the second gas transmission cavity 9 to blow dry the sensor.
In this embodiment, the second fitting groove 43 is slidably provided with a fixing shell 41, an upper end surface of the fixing shell 41 is of an opening structure, a fixing body 44 is fixedly connected to the upper end surface of the fixing shell 41, a third through hole 46 corresponding to the first through hole 210 is formed in the upper end surface of the fixing body 44, a fifth air conveying cavity 47 parallel to the end surface is formed in the fixing body 44, the fifth air conveying cavity 47 is of a square closed structure, a second through hole 45 communicated with the fifth air conveying cavity 47 is formed in the upper end surface of the fixing body 44, and the second through hole 45 corresponds to a vertical section of the third air conveying cavity 25.
Specifically, the fixing body 44 is provided with a square closed fifth air conveying cavity 47, during operation, air is ejected from the plurality of air outlet grooves 48, and then flows out from the second through holes 45 under the guidance of the guide groove 412, and the water mist is brought into the first air conveying cavity 7 during circulation, so that the water mist can flow conveniently.
In this embodiment, a plurality of equidistantly distributed connection plates 410 are fixedly connected to a position close to the lower end in the fixing shell 41, a plurality of oscillating pieces 411 are fixedly arranged on the plurality of connection plates 410, a water level measurer 49 is arranged on the lower end face of the plurality of connection plates 410, a second through pipe 42 is arranged on the side face of the fixing shell 41 close to the second through hole 45 in a penetrating manner, the position of the second through pipe 42 is located below the connection plates 410, a plurality of air outlet grooves 48 are arranged on the fixing body 44 in a penetrating manner below the fifth air conveying cavity 47, a guide groove 412 of a rotating body structure is arranged at the center of the lower end of the fixing body 44, and a third through hole 46 corresponding to the position of the first through hole 210 is arranged at the uppermost end of the guide groove 412 in the fixing body 44.
Specifically, be provided with a plurality of in the fixed shell 41 through connecting plate 410 and vibrate piece 411, water level caliber 49 can control vibrate piece 411 and liquid and be in suitable position, starts vibrate piece 411, can vibrate clean liquid into the water smoke, and then gas drives this water smoke and removes in the first gas transmission chamber 7 from guide slot 412, and then air pump 8 drives water smoke to in the second gas transmission chamber 9, clears up the sensor in the second gas transmission chamber 9.
In this embodiment, the up end of main part shell 1 is provided with the supporting mechanism 3 that carries out centre gripping support to the flowmeter, main part shell 1 is keeping away from the communicating second gas transmission chamber 9 of first gas transmission chamber 7 in the side of first cooperation groove 24, the cooperation of second gas transmission chamber 9 is provided with air pump 8, the side of main part shell 1 is provided with air outlet plate 6 at the terminal surface that contacts with second gas transmission chamber 9, supporting mechanism 3 includes standing groove 32, standing groove 32 is seted up in the position department that main part shell 1 up end corresponds with second gas transmission chamber 9, main part shell 1 is provided with the first siphunculus 34 that runs through second gas transmission chamber 9 in standing groove 32.
The utility model discloses a motor-driven telescopic handle structure, including main body shell 1, standing groove 32, two electric telescopic handle 33's flexible tip has seted up first empty slot 35 respectively, two be provided with spring 36 in the first empty slot 35 respectively, two the tip fixedly connected with of spring 36 and the connecting block 37 of first empty slot 35 cooperation setting, two the outer end of connecting block 37 is fixedly connected with board elliptical ring body structure's fixed plate 38 respectively, two the tip fixedly connected with antiskid ribbed tile 39 of fixed plate 38, main body shell 1 rotates on standing groove 32 and is provided with second guard plate 31.
Specifically, the sensor end of the flowmeter is inserted into the first through pipe 34, the flowmeter is rotated to the position where the sensor corresponds to the second electric telescopic rod 56 through the positioner 58, then the two first electric telescopic rods 33 are started, and the first electric telescopic rods 33 drive the two fixing plates 38 to squeeze the connecting rod of the flowmeter through the springs 36, so that the connecting rod can be stably fixed.
In this embodiment, the main body casing 1 is provided with a brushing mechanism 5 below the supporting mechanism 3, and the brushing mechanism 5 includes a third mating groove 52, where the third mating groove 52 is formed at the lower end surface of the main body casing 1.
The position of the third matching groove 52 corresponds to the position of the first through pipe 34, the upper end of the third matching groove 52 is communicated with the second air conveying cavity 9, a limiting block 51 is slidably matched in the third matching groove 52, the upper end of the limiting block 51 is of the same cambered surface structure as the second air conveying cavity 9, two vertically symmetrically distributed second electric telescopic rods 56 are rotatably arranged in the limiting block 51, the telescopic ends of the two second electric telescopic rods 56 penetrate through the limiting block 51, second empty grooves 510 are respectively formed in the telescopic ends of the two second electric telescopic rods 56, a cleaning brush 59 of an annular structure is arranged in the two second empty grooves 510, and a locator 58 is arranged in the second empty grooves 510 by one second electric telescopic rod 56.
The limiting block 51 is provided with a cavity 53 at the lower ends of the two second electric telescopic rods 56, the limiting block 51 is provided with a motor 57 at the upper end of the cavity 53, a first gear 54 is fixedly connected to the transmission shaft end of the motor 57 downwards, the limiting block 51 is rotationally provided with two second gears 55 which are fixedly arranged on the same axes as the second electric telescopic rods 56 in the cavity 53, and the two second gears 55 are meshed with the first gears 54.
Specifically, the motor 57 rotates through the first gear 54 with two second gears 55, the two second gears 55 are fixedly connected with two second electric telescopic rods 56, the second electric telescopic rods 56 rotate and stretch, a second empty groove 510 is formed in the telescopic end portion of each second electric telescopic rod 56, and a soft cleaning brush 59 is arranged in each second empty groove 510, so that the surface of each cylinder sensor can be cleaned thoroughly.
When in use, the pure gas tank 23 is matched and placed in the first matching groove 24, the fixed shell 41 is matched and placed in the second matching groove 43, the second protection plate 31 is opened, the two cylindrical sensors of the flowmeter are placed in the second through pipe 42, the flowmeter is rotated until the positioner 58 displays that the second electric telescopic rod 56 corresponds to the sensor position, then the two first electric telescopic rods 33 are started, the first electric telescopic rods 33 drive the two fixing plates 38 to squeeze the connecting rod of the flowmeter through the springs 36, the flowmeter can be stably fixed, then the motor 57 is started, the motor 57 drives the two second gears 55 to rotate through the first gears 54, the two second gears 55 are fixedly connected with the two second electric telescopic rods 56, the second electric telescopic rods 56 stretch while rotating, the second empty slots 510 are formed in the telescopic end parts of the second electric telescopic rods 56, the second empty groove 510 is internally provided with the soft cleaning brush 59, the surface of the cylindrical sensor can be cleaned sufficiently, meanwhile, the first electromagnetic valve 26 and the second electromagnetic valve 27 are opened, the fixed shell 41 is internally provided with a plurality of oscillating pieces 411 through the connecting plate 410, the water level measurer 49 can control the oscillating pieces 411 to be positioned at proper positions with liquid, the oscillating pieces 411 are started to oscillate the cleaning liquid into water mist, then the gas transmission mechanism 2 sprays pure gas through the plurality of gas outlet grooves 48, the gas drives the water mist to move into the first gas transmission cavity 7 from the guide groove 412, then the gas pump 8 drives the water mist into the second gas transmission cavity 9, the sensor in the second gas transmission cavity 9 is cleaned, the surface of the sensor is prevented from being worn by water flow impact, the flow meter can measure the flow in the second gas transmission cavity 9 during cleaning, and the gas pump 8 is kept to rotate stably, when the flow count value does not change, the flowmeter is cleaned, the second electromagnetic valve 27 is closed, the third electromagnetic valve 28 is started, gas directly moves from the fourth gas transmission cavity 29 to the first gas transmission cavity 7, then moves to the second gas transmission cavity 9 under the drive of the air pump 8 to blow-dry the sensor, the sensor is not contacted with the outside air in the blow-drying process, and dust in the air is prevented from adhering to the sensor in the wiping process.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Flowmeter washing unit for nuclear power station, including main body shell (1), its characterized in that: one side of the main body shell (1) is provided with a mist generating mechanism (4), the mist generating mechanism (4) comprises a second matching groove (43), the second matching groove (43) is formed in one side of the main body shell (1), the upper end face of the main body shell (1) is provided with a gas transmission mechanism (2), the gas transmission mechanism (2) comprises a first matching groove (24), the first matching groove (24) is formed in the position, corresponding to the second matching groove (43), of the upper end face of the main body shell (1), a third gas transmission cavity (25) communicated with the first matching groove (24) is formed in the central axis of the main body shell (1), the other end of the third gas transmission cavity (25) is penetrated with the second matching groove (43), a fourth gas transmission cavity (29) communicated with the third gas transmission cavity (25) is formed in the central axis of the main body shell (1), a first through hole (210) communicated with the fourth gas transmission cavity (29) and the second matching groove (43) is formed in the main body shell (1), a flowmeter (7) is arranged on one side, far away from the first gas transmission cavity (7), the main body shell (1) is provided with a brushing mechanism (5) below the supporting mechanism (3).
2. A flowmeter flushing device for nuclear power plants as set forth in claim 1, wherein: the utility model discloses a gas-liquid separation device is characterized in that a pure gas tank (23) is slidably matched in a first matching groove (24), the gas outlet end of the pure gas tank (23) corresponds to the end part of a third gas transmission cavity (25), a limiting groove (22) is formed in the upper end face of a main body shell (1) at a position corresponding to the first matching groove (24), a first protection plate (21) is slidably arranged in the limiting groove (22), a first electromagnetic valve (26) is arranged in the third gas transmission cavity (25) at a position close to the first matching groove (24), a second electromagnetic valve (27) is arranged in the third gas transmission cavity (25) at a position close to a second matching groove (43), and a third electromagnetic valve (28) is arranged in a fourth gas transmission cavity (29) at a position close to the third gas transmission cavity (25).
3. A flowmeter flushing device for nuclear power plants as set forth in claim 1, wherein: the utility model discloses a fixing device for the gas-liquid separator is characterized in that a fixing shell (41) is arranged in a sliding manner in a second matching groove (43), the upper end face of the fixing shell (41) is of an opening structure, a fixing body (44) is fixedly connected to the upper end face of the fixing shell (41), a third through hole (46) corresponding to a first through hole (210) is formed in the upper end face of the fixing body (44), a fifth gas-conveying cavity (47) parallel to the end face is formed in the fixing body (44), the fifth gas-conveying cavity (47) is of a square closed structure, a second through hole (45) communicated with the fifth gas-conveying cavity (47) is formed in the upper end face of the fixing body (44), and the second through hole (45) corresponds to the vertical section of the third gas-conveying cavity (25).
4. A flowmeter flushing device for nuclear power plants as set forth in claim 3, wherein: a plurality of equidistantly distributed connecting plates (410) are fixedly connected to the position, close to the lower end, of the fixing shell (41), a plurality of oscillating pieces (411) are fixedly arranged on the connecting plates (410), a water level measurer (49) is arranged on the lower end face of the connecting plates (410), a second through pipe (42) is arranged on the side face, close to the second through hole (45), of the fixing shell (41) in a penetrating mode, the position of the second through pipe (42) is located below the connecting plate (410), a plurality of air outlet grooves (48) are formed in the fixed body (44) in a penetrating mode below the fifth air conveying cavity (47), a guide groove (412) of a rotating body structure is formed in the center of the lower end of the fixed body (44), and a third through hole (46) corresponding to the first through hole (210) is formed in the uppermost end of the guide groove (412) of the fixed body (44).
5. A flowmeter flushing device for nuclear power plants as set forth in claim 1, wherein: the utility model discloses a novel multifunctional electric brush, including main part shell (1), first mating groove (24), second air conveying chamber (9) that communicates with each other with first air conveying chamber (7) are seted up to side of keeping away from, second air conveying chamber (9) internal fit is provided with air pump (8), the side of main part shell (1) is provided with air outlet plate (6) at the terminal surface that contacts with second air conveying chamber (9), supporting mechanism (3) are including standing groove (32), standing groove (32) are seted up in the position department that main part shell (1) up end corresponds with second air conveying chamber (9), main part shell (1) are provided with first siphunculus (34) that run through second air conveying chamber (9) in standing groove (32), brushing mechanism (5) are including third mating groove (52), third mating groove (52) are seted up in the lower terminal surface department of main part shell (1).
6. A flowmeter flushing device for nuclear power plants as set forth in claim 5, wherein: the utility model discloses a novel electric telescopic device for the automobile, including main part shell (1), standing groove (32) are built in, the level is provided with two symmetrical first electric telescopic handle (33) of placing in, two first electric telescopic handle (33) flexible tip has seted up first empty slot (35) respectively, two be provided with spring (36) respectively in first empty slot (35), two tip fixedly connected with of spring (36) and connecting block (37) that first empty slot (35) cooperation set up, two the outer end of connecting block (37) is fixed connection board (38) of board oval ring body structure respectively, two the tip fixedly connected with antiskid ribbed tile (39) of fixed plate (38), main part shell (1) rotates on standing groove (32) and is provided with second guard plate (31).
7. A flowmeter flushing device for nuclear power plants as set forth in claim 5, wherein: the position of the third matching groove (52) corresponds to the position of the first through pipe (34), the upper end of the third matching groove (52) is communicated with the second air conveying cavity (9), a limiting block (51) is in sliding fit in the third matching groove (52), the upper end of the limiting block (51) is of the same cambered surface structure as the second air conveying cavity (9), two second electric telescopic rods (56) which are vertically and symmetrically distributed are rotationally arranged in the limiting block (51), the telescopic ends of the two second electric telescopic rods (56) penetrate through the limiting block (51), second empty grooves (510) are respectively formed in the telescopic ends of the two second electric telescopic rods (56), and a cleaning brush (59) with an annular structure is arranged in each second empty groove (510), and a locator (58) is arranged in each second electric telescopic rod (56).
8. The flowmeter flushing device for nuclear power plants of claim 7, wherein: the limiting block (51) is provided with a cavity (53) at the lower ends of the two second electric telescopic rods (56), the limiting block (51) is provided with a motor (57) at the upper end of the cavity (53), a first gear (54) is fixedly connected to the transmission shaft end of the motor (57) downwards, the limiting block (51) is rotationally provided with two second gears (55) fixedly arranged on the same axis as the second electric telescopic rods (56) in the cavity (53), and the two second gears (55) are meshed with the first gear (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410243204.1A CN117840113B (en) | 2024-03-04 | 2024-03-04 | Flowmeter washing unit for nuclear power station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410243204.1A CN117840113B (en) | 2024-03-04 | 2024-03-04 | Flowmeter washing unit for nuclear power station |
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| CN117840113A true CN117840113A (en) | 2024-04-09 |
| CN117840113B CN117840113B (en) | 2024-05-03 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371716A (en) * | 2019-07-20 | 2019-10-25 | 缙云县广华科技有限公司 | A kind of adjustable chalk dust removing blanking device of internal pressure |
| CN113073708A (en) * | 2021-03-05 | 2021-07-06 | 王吉康 | Gas-water pulse flushing device for drinking water supply pipe network |
| CN113749261A (en) * | 2021-09-09 | 2021-12-07 | 绍兴沃莱食品机械有限公司 | Automatic change device of denucleating of dividing |
| WO2023070983A1 (en) * | 2021-10-28 | 2023-05-04 | 深圳语莱扬名数据信息有限公司 | Nasal irrigation head, bottle and nasal irrigator |
| CN219264858U (en) * | 2023-03-27 | 2023-06-27 | 江苏维迅纺织实业有限公司 | Textile material drying device |
-
2024
- 2024-03-04 CN CN202410243204.1A patent/CN117840113B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371716A (en) * | 2019-07-20 | 2019-10-25 | 缙云县广华科技有限公司 | A kind of adjustable chalk dust removing blanking device of internal pressure |
| CN113073708A (en) * | 2021-03-05 | 2021-07-06 | 王吉康 | Gas-water pulse flushing device for drinking water supply pipe network |
| CN113749261A (en) * | 2021-09-09 | 2021-12-07 | 绍兴沃莱食品机械有限公司 | Automatic change device of denucleating of dividing |
| WO2023070983A1 (en) * | 2021-10-28 | 2023-05-04 | 深圳语莱扬名数据信息有限公司 | Nasal irrigation head, bottle and nasal irrigator |
| CN219264858U (en) * | 2023-03-27 | 2023-06-27 | 江苏维迅纺织实业有限公司 | Textile material drying device |
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| CN117840113B (en) | 2024-05-03 |
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