CN117123103B - High-precision dynamic gas dilution device - Google Patents
High-precision dynamic gas dilution device Download PDFInfo
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- CN117123103B CN117123103B CN202311390815.0A CN202311390815A CN117123103B CN 117123103 B CN117123103 B CN 117123103B CN 202311390815 A CN202311390815 A CN 202311390815A CN 117123103 B CN117123103 B CN 117123103B
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- dilution
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- bevel gear
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- 238000010790 dilution Methods 0.000 title claims abstract description 106
- 239000012895 dilution Substances 0.000 title claims abstract description 106
- 238000007865 diluting Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims 3
- 235000014366 other mixer Nutrition 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 103
- 238000010586 diagram Methods 0.000 description 4
- 239000003085 diluting agent Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/50—Mixers with shaking, oscillating, or vibrating mechanisms with a receptacle submitted to a combination of movements, i.e. at least one vibratory or oscillatory movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
- B01F23/14—Mixing gases with gases with moving mixing elements, e.g. with liquid seal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
- B01F35/75425—Discharge mechanisms characterised by the means for discharging the components from the mixer using pistons or plungers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of gas dilution, in particular to a high-precision dynamic gas dilution device which comprises a dilution bottle, wherein a first shaking mechanism is rotatably arranged in the dilution bottle, a second shaking mechanism is rotatably arranged in the first shaking mechanism, and a third shaking mechanism is arranged on the front face of the first shaking mechanism. The first shaking mechanism is driven by the alternating current motor to drive the diluting bottle to vibrate up and down, other mixers inside the diluting bottle are mixed, the second shaking mechanism is driven to overturn left and right when the first shaking mechanism swings up and down, and the third shaking mechanism is driven to rotate positively and negatively, so that the diluting bottle is synchronously subjected to multidimensional shaking under the cooperation of the first shaking mechanism, the second shaking mechanism and the second shaking mechanism, and the other mixing dilution speed and the diluting effect are further accelerated.
Description
Technical Field
The invention relates to the technical field of gas dilution, in particular to a high-precision dynamic gas dilution device.
Background
With the rapid development of economy and science in China, the demands of key industries such as large petrochemical industry, metallurgy, electronics and metering on special gases such as high-purity gases, standard gases and mixed gases are explosive growth, and with the increasing demands on gas quality, the gas is usually diluted to be used as a high-purity gas for filling dilution when the gas containing a certain substance with a specific concentration is diluted, the gas cannot contain components for changing the gas to be measured with time and cannot contain components for influencing the measurement of instruments, and the diluted gas generally uses high-purity nitrogen or inert gases of clean air.
When the bottled mixed gas is diluted at present, due to the fact that a plurality of gas flows are filled into the gas cylinder, the mixed gas is not quickly mixed, layering phenomenon is easy to occur after the gas is filled, uniformity of mixed concentration of the diluted gas is poor, dilution is not thorough, and accordingly subsequent industrial application is affected.
Disclosure of Invention
Accordingly, the present invention provides a high-precision dynamic gas dilution apparatus to solve the above-mentioned problems.
The invention provides the following technical scheme: a high-precision dynamic gas dilution device comprises:
the dilution bottle is characterized in that an exhaust plunger is movably arranged in the dilution bottle, and an exhaust spring is arranged at the bottom of the exhaust plunger;
the first shaking mechanism is used for shaking up and down of the dilution bottle and comprises a movable seat, a first hinge pin is fixedly connected to the lower part of the back of the movable seat, and a connecting rod is hinged to the outer wall of the first hinge pin;
the novel rotary torque transmission mechanism comprises a movable seat, and is characterized by further comprising an alternating current motor, wherein an output shaft of the alternating current motor is fixedly connected with a driving bevel gear, the bottom of the driving bevel gear is meshed with a driven bevel gear, the inner wall of the driven bevel gear is fixedly connected with a first torsion bar, one end of the first torsion bar, which is far away from the driven bevel gear, is fixedly connected with a rocker arm, which is located at one end, which is far away from the first torsion bar, of the first torsion bar, one side, which is far away from the first torsion bar, of the rocker arm, is fixedly connected with a second hinge pin, the second hinge pin is hinged with one end, which is far away from the first hinge pin, of the connecting rod, the middle part of the front face of the movable seat is penetrated and provided with a shaft connecting hole, the first swing mechanism also comprises two guide frames which are distributed left and right, two opposite faces of the guide frames are penetrated and provided with guide grooves, two slide pins which are distributed up and down are fixedly connected to the inner wall of the guide grooves, four slide pins are respectively and fixedly connected to the left side face and the right side of the movable seat, the back face of the movable seat is fixedly connected with a back plate together, the back plate through a plurality of bolts, and the back plate is penetrated and connected with the first rotary torque transmission mechanism through the back plate;
the second shaking mechanism is used for shaking left and right of the dilution bottle and comprises a swinging shaft rod, the swinging shaft rod is in rotary connection with the inner wall of the shaft joint hole through a bearing, the rear end of the swinging shaft rod is fixedly connected with a sector gear, one side of the sector gear is meshed with a tooth block, the tooth block is fixedly connected with the front face of the backboard, the front face of the swinging shaft rod is fixedly connected with a swinging seat, the upper part and the lower part of the front face of the swinging seat are fixedly connected with two left and right distributed fixed saddles, two fixed saddles are fixedly connected with rotating rings together, the number of the rotating rings is two, the two rotating rings are distributed up and down, and the outer wall of the dilution bottle is in rotary connection with the inner walls of the two rotating rings through the bearing;
the third shakes even mechanism, the third shakes even mechanism and is used for diluting the rotation of bottle and shakes, the third shakes even mechanism and includes fixed fretwork board, fixed fretwork board passes through a plurality of bolts and the positive lower part fixed connection of movable seat, just the positive lower part fixedly connected with arc bevel gear of fixed fretwork board, arc bevel gear is located two leading frame's front ends, arc bevel gear's front end meshing has planetary bevel gear, planetary bevel gear's inner wall and the outer wall fixed connection of diluting the bottle.
As the preferable scheme of the invention, the device also comprises a gas mixing mechanism, wherein the gas mixing mechanism is positioned at the top of the dilution bottle, the gas mixing mechanism comprises a gas mixing tank, the gas mixing tank is arranged at the front end of the top of the back plate through two groups of fixing brackets, a plurality of flow control valves are fixedly connected to the outer wall of the gas mixing tank, the input ends of the flow control valves are fixedly connected with gas guide pipes, the bottom of the gas mixing tank is fixedly connected with a gas pipe, the gas pipe is a flexible pipe, and one end, far away from the gas mixing tank, of the gas pipe is fixedly connected with the top of the dilution bottle.
As a preferable scheme of the invention, the back of the backboard is fixedly connected with a PLC control module, the output end of the PLC control module is electrically connected with the control input ends of the plurality of flow control valves, and the input end of the PLC control module is electrically connected with the output end of an external power supply.
As a preferable scheme of the invention, the bottoms of the two movable seats are fixedly connected with a base together.
As a preferable scheme of the invention, the outer wall of the exhaust plunger is in sliding connection with the inside of the dilution bottle, the bottom of the exhaust plunger is fixedly connected with the top of the exhaust spring, the bottom of the exhaust spring is fixedly connected with the bottom wall of the dilution bottle, a plurality of airtight grooves which are distributed up and down are formed in the outer wall of the exhaust plunger, a plurality of O-shaped rings are sleeved on the outer wall of the exhaust plunger and are clamped in the airtight grooves, the bottom wall of the dilution bottle is downwards penetrated and provided with a pressure relief hole, the front end of the top of the dilution bottle is fixedly connected with an exhaust pipe, and a vent stopping valve is fixedly connected to a pipe orifice of the exhaust pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the first shaking mechanism is driven by the alternating current motor to drive the diluting bottle to vibrate up and down, mixed gas in the diluting bottle is mixed, meanwhile, the first shaking mechanism drives the second shaking mechanism to turn left and right and simultaneously drives the third shaking mechanism to rotate positively and negatively when the first shaking mechanism swings up and down, so that the diluting bottle is synchronously shaken in multiple dimensions under the cooperation of the first shaking mechanism, the second shaking mechanism and the second shaking mechanism, and the mixing dilution speed and the dilution effect of the gas are further accelerated;
2. the exhaust plunger is positioned at the inner top of the dilution bottle by the upward pushing force of the exhaust spring to the exhaust plunger, and the top of the exhaust plunger is attached to the bottom wall of the dilution bottle at the moment, so that the vacuum pumping treatment of the interior of the dilution bottle is not needed, other gases are not needed between the exhaust plunger and the interior of the dilution bottle, and interference of other mixed air on the diluted gases is avoided;
3. after the gas dilution is finished, the flow control valves are closed, the air stop valve is opened, the exhaust plunger is directly pushed to move upwards through the exhaust spring, the diluted gas in the dilution bottle is conveyed from the exhaust pipe to the external collecting gas cylinder, the resetting effect of the exhaust plunger is achieved when bottling is convenient, and the exhaust plunger is not required to be reset manually, so that the subsequent use is facilitated.
Drawings
FIG. 1 is a schematic view of the front view structure of the present invention;
FIG. 2 is a rear view schematic diagram of the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
FIG. 4 is a schematic view of the enlarged partial structure of the invention A of FIG. 3;
FIG. 5 is a schematic view of a partial mechanism structure of the present invention;
FIG. 6 is a schematic diagram of a first shaking mechanism according to the present invention;
FIG. 7 is a schematic diagram of a second shaking mechanism according to the present invention;
FIG. 8 is a schematic diagram of a third shaking mechanism according to the present invention;
fig. 9 is a schematic view showing the internal structure of the dilution bottle of the invention.
In the figure: 1. diluting the bottle; 2. a first shaking-up mechanism; 3. a second shaking-up mechanism; 4. a third shaking-up mechanism; 6. a gas mixing mechanism; 9. a PLC control module; 10. a base; 101. a vent plunger; 102. an exhaust spring; 103. an O-ring; 104. an exhaust pipe; 105. a vent valve; 106. a pressure relief hole; 201. a movable seat; 202. a first hinge pin; 203. a connecting rod; 204. an alternating current motor; 205. a drive bevel gear; 206. a passive bevel gear; 207. a first torsion bar; 208. a rocker arm; 209. a second hinge pin; 2010. a shaft connection hole; 2011. a guide frame; 2012. a guide groove; 2013. a slide pin; 2014. a back plate; 301. a swing shaft lever; 302. a sector gear; 303. tooth blocks; 304. a swinging seat; 305. fixing the saddle; 306. a rotating ring; 401. fixing the hollowed-out plate; 402. arc bevel gears; 403. a planetary bevel gear; 601. a gas mixing tank; 602. a flow control valve; 603. an air duct; 604. and a gas pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: referring to fig. 1-9, a high-precision dynamic gas dilution device comprises a dilution bottle 1, an exhaust plunger 101 is movably arranged in the dilution bottle 1, an exhaust spring 102 is arranged at the bottom of the exhaust plunger 101, a first shaking mechanism 2 is used for shaking the dilution bottle 1 up and down, a second shaking mechanism 3 is used for shaking the dilution bottle 1 left and right, a third shaking mechanism 4 is arranged on the front face of the first shaking mechanism 2, and the third shaking mechanism 4 is used for shaking the dilution bottle 1 in a rotating manner.
In this embodiment, referring to fig. 1-5, the first shaking mechanism 2 includes a movable seat 201, two bottoms of the movable seats 201 are fixedly connected with a base 10 together, a lower portion of a back surface of the movable seat 201 is fixedly connected with a first hinge pin 202, a connecting rod 203 is hinged on an outer wall of the first hinge pin 202, an ac motor 204 is further included, a driving bevel gear 205 is fixedly connected on an output shaft of the ac motor 204, a driven bevel gear 206 is meshed with the bottom of the driving bevel gear 205, a first torsion bar 207 is fixedly connected on an inner wall of the driven bevel gear 206, one end of the first torsion bar 207, which is far away from the driven bevel gear 206, is fixedly connected with a rocker 208, which is located at one end, which is far away from the first torsion bar 207, of the rocker 208 is fixedly connected with a second hinge pin 209, which is hinged with one end, which is far away from the first hinge pin 202, of the connecting rod 203, and a shaft connecting hole 2010 is formed through a front middle part of the movable seat 201;
specifically, the driving bevel gear 205 is driven to rotate by the output shaft of the ac motor 204, and further drives the driven bevel gear 206 engaged with the driving bevel gear to rotate, and further drives the rocker 208 to rotate under the connection action of the first torsion bar 207, and drives the second hinge pin 209 to rotate, so that the movable seat 201 is driven to swing up and down under the connection action of the connecting rod 203 and the first hinge pin 202, and when the movable seat 201 swings up and down, the diluent bottle 1 is driven to swing up and down, and the gas inside the diluent bottle 1 is vibrated up and down, so that the diluent bottle 1 is quickly mixed and diluted.
In this embodiment, referring to fig. 3, 4, 5 and 6, the first shaking mechanism 2 further includes two guiding frames 2011 distributed left and right, guiding grooves 2012 are formed on opposite surfaces of the two guiding frames 2011 in a penetrating manner, two sliding pins 2013 distributed up and down are connected on inner walls of the two guiding grooves 2012 in a sliding manner, the four sliding pins 2013 are respectively and fixedly connected on left and right sides of the movable seat 201, and a back plate 2014 is fixedly connected on back surfaces of the two guiding frames 2011;
specifically, under the sliding connection effect of the four sliding pins 2013 and the two guiding slots 2012, the movable seat 201 swings up and down more stably and smoothly, and the stability of the vertical swing of the dilution bottle 1 is further improved.
In this embodiment, referring to fig. 3, 4, 5, 7 and 8, the second shaking mechanism 3 includes a swinging shaft rod 301, the swinging shaft rod 301 is rotationally connected with the inner wall of the shaft connection hole 2010 through a bearing, the rear end of the swinging shaft rod 301 is fixedly connected with a sector gear 302, one side of the sector gear 302 is meshed with a tooth block 303, the tooth block 303 is fixedly connected with the front surface of the back plate 2014, the front surface of the swinging shaft rod 301 is fixedly connected with a shaking seat 304, the upper part and the lower part of the front surface of the shaking seat 304 are fixedly connected with two left and right distributed fixed saddles 305, the two fixed saddles 305 are fixedly connected with rotating rings 306 together, the number of the rotating rings 306 is two, the two rotating rings 306 are vertically distributed, and the outer wall of the dilution bottle 1 is rotationally connected with the inner walls of the two rotating rings 306 through a bearing;
specifically, during the up-and-down swinging of the movable seat 201, the swinging shaft rod 301 is driven to swing up and down, so that the sector gear 302 is meshed with the surface of the tooth block 303 to roll and reciprocate left and right, and the swinging seat 304 is driven to swing left and right under the connection action of the swinging shaft rod 301, so as to drive the dilution bottle 1 to swing left and right, thereby shaking up the mixed gas inside the dilution bottle 1, and further improving the dilution effect.
In this embodiment, referring to fig. 3, 5 and 8, the third shaking-up mechanism 4 includes a fixed hollow plate 401, the fixed hollow plate 401 is fixedly connected with the front lower portion of the movable seat 201 through a plurality of bolts, the front lower portion of the fixed hollow plate 401 is fixedly connected with an arc bevel gear 402, the arc bevel gear 402 is located at the front ends of two guide frames 2011, the front ends of the arc bevel gears 402 are meshed with planetary bevel gears 403, and the inner wall of the planetary bevel gears 403 is fixedly connected with the outer wall of the dilution bottle 1;
specifically, during the up-and-down swinging of the movable seat 201, the swinging shaft 301 is driven to swing up and down, so that the sector gear 302 rotates reciprocally left and right in a rolling manner on the surface of the tooth block 303, thereby driving the swinging seat 304 to swing left and right under the connection action of the swinging shaft 301, so as to drive the dilution bottle 1 to swing left and right, during the left and right swinging of the dilution bottle 1, the planetary bevel gears 403 are driven to swing along the radial direction of the swinging shaft 301, and the meshing effect of the planetary bevel gears 403 and the arc bevel gears 402 causes the planetary bevel gears 403 to rotate positively and negatively on the front surface of the arc bevel gears 402 when the planetary bevel gears 403 swing along the radial direction of the swinging shaft 301, so as to drive the dilution bottle 1 to rotate positively and negatively on the inner walls of the two rotating rings 306, thereby realizing the multi-dimensional swinging of the dilution bottle 1, and further accelerating the mixing dilution speed and the dilution effect of gas.
In this embodiment, referring to fig. 2, the ac motor 204 is fixedly connected to the back surface of the back plate 2014 by a plurality of bolts, the first torsion bar 207 movably penetrates the back plate 2014, and is rotatably connected to the through hole of the back plate 2014 by a bearing;
specifically, by arranging the back plate 2014 to connect the two shaft connection holes 2010, the overall strength of the shaft connection holes 2010 is improved, and meanwhile, the back plate 2014 is arranged to facilitate the fixed installation of the alternating current motor 204 for the rotation support of the first torsion bar 207, so that the rotation fluency and stability of the first torsion bar 207 are ensured.
In this embodiment, referring to fig. 1, 2 and 3, the device further includes a gas mixing mechanism 6, the gas mixing mechanism 6 is located at the top of the dilution bottle 1, the gas mixing mechanism 6 includes a gas mixing tank 601, the gas mixing tank 601 is installed at the front end of the top of the back plate 2014 through two groups of fixing brackets, the outer wall of the gas mixing tank 601 is fixedly connected with a plurality of flow control valves 602, the input ends of the plurality of flow control valves 602 are all fixedly connected with a gas pipe 603, the bottom of the gas mixing tank 601 is fixedly connected with a gas pipe 604, the gas pipe 604 is a flexible pipe, one end of the gas pipe 604 far away from the gas mixing tank 601 is fixedly connected with the top of the dilution bottle 1, the back of the back plate 2014 is fixedly connected with a PLC control module 9, and the output end of the PLC control module 9 is electrically connected with the control input ends of the plurality of flow control valves 602;
specifically, the input ends of the plurality of air ducts 603 are connected with the output end of the external high-concentration gas emission device, a program system is implanted into the PLC control module 9, and then the PLC control module 9 is used for controlling each flow control valve 602, so that the flow of each gas is accurately controlled according to the actual dilution ratio, when the mixing amount of one gas reaches the set amount, the air duct 603 can transmit the flow confidence passing through the air duct 603 to the inside of the PLC control module 9, and then the PLC control module 9 cuts off the air duct 603, so that the gas cannot be continuously supplied to the dilution bottle 1, and according to the mode, the plurality of air ducts 603 are sequentially controlled, so that the air duct 603 is cut off through the PLC control module 9 after the gas amount passing through each air duct 603 reaches the set volume, and thus the participation amount of each gas is accurately controlled, and the diluted gas quality is ensured.
In this embodiment, referring to fig. 9, the outer wall of the exhaust plunger 101 is slidably connected with the inside of the dilution bottle 1, the bottom of the exhaust plunger 101 is fixedly connected with the top of the exhaust spring 102, the bottom of the exhaust spring 102 is fixedly connected with the bottom wall of the dilution bottle 1, a plurality of airtight grooves distributed up and down are formed in the outer wall of the exhaust plunger 101, a plurality of O-rings 103 are sleeved on the outer wall of the exhaust plunger 101, the plurality of O-rings 103 are clamped in the plurality of airtight grooves, a pressure release hole 106 is formed in the bottom wall of the dilution bottle 1 in a downward penetrating manner, the front end of the top of the dilution bottle 1 is fixedly connected with an exhaust pipe 104, and a ventilation stop valve 105 is fixedly connected to the pipe orifice of the exhaust pipe 104;
specifically, when the dilution bottle 1 is not filled with the dilution gas, the exhaust plunger 101 is located at the inner top of the dilution bottle 1 through the upward pushing force of the exhaust spring 102 to the exhaust plunger 101, at this time, the top of the exhaust plunger 101 is attached to the bottom wall of the dilution bottle 1, so that no other gas is needed between the exhaust plunger 101 and the inner part of the dilution bottle 1 without vacuumizing the dilution bottle 1, interference of other mixed air to the diluted gas is avoided, when the gas pipe 604 inflates the inner part of the dilution bottle 1, the air pressure in the dilution bottle 1 is increased, thereby pushing the exhaust plunger 101 to slide downwards, the exhaust spring 102 is compressed, and under the sealing action of the O-shaped rings 103, the gas cannot leak downwards through the gap between the exhaust plunger 101 and the dilution bottle 1, further, the mixed dilution gas is sealed between the top of the exhaust plunger 101 and the inner part of the dilution bottle 1, after the gas dilution is completed, a plurality of flow control valves 602 are closed, at this time, the stop valve 105 can be opened, the exhaust plunger 102 pushes the exhaust plunger 101 to move upwards, the diluted gas in the dilution bottle 1 is conveyed from the exhaust pipe 104 to the outer part, the outer part of the manual reset is not needed, and the subsequent plunger is reset is convenient, and the manual reset is realized.
When the high-precision dynamic gas dilution device works, firstly, the input ends of a plurality of gas guide pipes 603 are connected with the output end of an external high-concentration gas emission device, a program system is implanted into a PLC control module 9, then, the PLC control module 9 is used for controlling each flow control valve 602, so that the flow of each gas is accurately controlled according to the actual dilution proportion, when the mixing amount of one gas reaches a set amount, the gas guide pipes 603 can transfer the flow confidence flowing through the gas guide pipes to the inside of the PLC control module 9, then, the PLC control module 9 cuts off the gas guide pipes 603, so that the gas cannot be continuously supplied to a dilution bottle 1, according to the mode, the gas guide pipes 603 are sequentially controlled, after the gas amount flowing through each gas guide pipe 603 reaches a set volume, the gas guide pipes 603 are cut off, the high-concentration gas is input into the inside of the dilution bottle 1 through a plurality of gas guide pipes 603 for intermediate transfer mixing, and then, the diluted gas is input into the inside of the dilution bottle 1 through a pipe 604, when the pipe 604 is inflated into the inside of the dilution bottle 1, the diluted gas is pushed by the dilution bottle 103, the diluted gas is further pushed by the inside, the diluted gas is enabled to flow through the piston 101, and the gas is further leaked downwards between the piston and the piston 101 and the piston is sealed by the piston, and the piston is sealed downwards, the diluted gas is prevented from flowing down, and the piston is leaked downwards, and the piston 101 is sealed by the piston is sealed, and the inside the piston is sealed, and the piston is sealed by the piston and the piston is sealed;
during the period that the gas is conveyed into the dilution bottle 1, the alternating current motor 204 is started, the driving bevel gear 205 is driven to rotate through the output shaft of the alternating current motor 204, the driven bevel gear 206 meshed with the driving bevel gear 205 is further driven to rotate, the rocker arm 208 is driven to rotate under the connection action of the first torsion bar 207, the second hinge pin 209 is driven to rotate, the movable seat 201 is driven to swing up and down under the connection action of the connecting rod 203 and the first hinge pin 202, the alternating current motor 204 further enables the movable seat 201 to swing up and down more stably and smoothly under the sliding connection action of the four slide pins 2013 and the two guide grooves 2012, the dilution bottle 1 is driven to swing up and down during the up and down swing of the movable seat 201, the gas in the dilution bottle 1 is driven to vibrate up and down, the gas is rapidly mixed and diluted, the swing shaft lever 301 is driven to swing up and down during the up and down swing of the movable seat 201, the sector gear 302 is meshed with the surface of the tooth block 303 to roll and reciprocate left and right, so that the swinging seat 304 is driven to swing left and right under the connection action of the swinging shaft rod 301, the dilution bottle 1 is driven to swing left and right, during the period of the swinging of the dilution bottle 1, the planetary bevel gear 403 is driven to swing along the radial direction of the swinging shaft rod 301, the meshing effect of the planetary bevel gear 403 and the arc bevel gear 402 enables the planetary bevel gear 403 to rotate positively and negatively on the front surface of the arc bevel gear 402 when swinging along the radial direction of the swinging shaft rod 301, the dilution bottle 1 is driven to rotate positively and negatively on the inner walls of the two rotating rings 306, the mixing dilution speed and the dilution effect of gas are further accelerated under the left and right swinging and positive swinging of the dilution bottle 1, the plurality of flow control valves 602 are closed after the gas dilution is finished, the air stop valve 105 is opened at the moment, and the air exhaust spring 102 pushes the air exhaust plunger 101 to move upwards, the diluted gas in the dilution bottle 1 is transported from the exhaust pipe 104 to the external collecting gas bottle, and the reset effect of the exhaust plunger 101 is realized.
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 (5)
1. A high-precision dynamic gas dilution device is characterized in that: comprises the following steps:
the dilution bottle (1), the inside activity of dilution bottle (1) is equipped with exhaust plunger (101), the bottom of exhaust plunger (101) is equipped with exhaust spring (102);
the first shaking mechanism (2) is used for shaking up and down of the dilution bottle (1), the first shaking mechanism (2) comprises a movable seat (201), a first hinge pin (202) is fixedly connected to the lower portion of the back of the movable seat (201), and a connecting rod (203) is hinged to the outer wall of the first hinge pin (202);
the novel electric motor comprises an alternating current motor (204), a driving bevel gear (205) is fixedly connected to an output shaft of the alternating current motor (204), a driven bevel gear (206) is meshed with the bottom of the driving bevel gear (205), a first torsion bar (207) is fixedly connected to the inner wall of the driven bevel gear (206), a rocker arm (208) is fixedly connected to one end of the first torsion bar (207) far away from the driven bevel gear (207), the rocker arm (208) is positioned at one end far away from the first torsion bar (207), a second hinge pin (209) is fixedly connected to one side surface of the rocker arm (208) far away from the first torsion bar (207), the second hinge pin (209) is hinged to one end of a connecting rod (203) far away from the first hinge pin (202), a shaft connecting hole (2010) is formed in the middle of the front surface of a movable seat (201), guide frames (2011) distributed left and right in a penetrating mode are arranged on the first rocking mechanism (2), guide grooves (2012) are formed in the opposite faces of the guide frames, two guide grooves (2011) are formed in penetrating mode, one side surface of the guide frames (2013) are fixedly connected to the two side surfaces of the two guide frames (2014) in a sliding mode, the two side surfaces of the two side surfaces are fixedly connected to one another, and the two side surfaces of the two side surfaces are fixedly connected to each other to the side surface of the back plate (2013), the alternating current motor (204) is fixedly connected to the back surface of the back plate (2014) through a plurality of bolts, and the first torsion bar (207) movably penetrates through the back plate (2014) and is rotatably connected with a penetrating hole of the back plate (2014) through a bearing;
the second shaking mechanism (3), the second shaking mechanism (3) is used for shaking left and right of the dilution bottle (1), the second shaking mechanism (3) comprises a swinging shaft rod (301), the swinging shaft rod (301) is rotationally connected with the inner wall of a shaft joint hole (2010) through a bearing, the rear end of the swinging shaft rod (301) is fixedly connected with a sector gear (302), one side of the sector gear (302) is meshed with a tooth block (303), the tooth block (303) is fixedly connected with the front of a back plate (2014), the front of the swinging shaft rod (301) is fixedly connected with a swinging seat (304), the upper part of the front and the lower part of the front of the swinging seat (304) are fixedly connected with two fixed saddles (305) distributed left and right, the two fixed saddles (305) are jointly fixedly connected with rotating rings (306), the number of the rotating rings (306) is two, the two rotating rings (306) are vertically distributed, and the outer wall of the dilution bottle (1) is rotationally connected with the inner walls of the two rotating rings (306) through the bearing;
the third shakes even mechanism (4), the rotation that third shakes even mechanism (4) is used for diluting bottle (1) shakes and shakes, third shakes even mechanism (4) including fixed fretwork board (401), fixed fretwork board (401) are through a plurality of bolts and the positive lower part fixed connection of movable seat (201), just the positive lower part fixedly connected with arc bevel gear (402) of fixed fretwork board (401), arc bevel gear (402) are located the front end of two guide frame (2011), the front end meshing of arc bevel gear (402) has planetary bevel gear (403), the inner wall of planetary bevel gear (403) and the outer wall fixed connection of diluting bottle (1).
2. The high-precision dynamic gas dilution apparatus according to claim 1, wherein: still including mixing gas mechanism (6), mix gas mechanism (6) and be located the top of diluting bottle (1), mix gas mechanism (6) including mixing gas pitcher (601), mix gas pitcher (601) and be installed at the top front end of backplate (2014) through two sets of fixed bolster, fixedly connected with a plurality of flow control valves (602) on the outer wall of mixing gas pitcher (601), a plurality of the equal fixedly connected with air duct (603) of input of flow control valve (602), the bottom fixedly connected with gas-supply pipe (604) of mixing gas pitcher (601), gas-supply pipe (604) are soft tubular product, just the one end that keeps away from of gas-supply pipe (604) and the top fixed connection of diluting bottle (1).
3. A high precision dynamic gas dilution apparatus according to claim 2, wherein: the back of backplate (2014) fixedly connected with PLC control module (9), the output of PLC control module (9) is connected with the control input of a plurality of flow control valves (602) electric connection, just the input of PLC control module (9) is connected with the output electric connection of external power source.
4. The high-precision dynamic gas dilution apparatus according to claim 1, wherein: the bottoms of the two movable seats (201) are fixedly connected with a base (10) together.
5. The high-precision dynamic gas dilution apparatus according to claim 1, wherein: the utility model discloses a dilution bottle, including dilution bottle (1) and gas vent plunger, the inside sliding connection of outer wall and dilution bottle (1) of gas vent plunger (101), the bottom of gas vent plunger (101) and the top fixed connection of gas vent spring (102), the bottom of gas vent spring (102) and the diapire fixed connection of dilution bottle (1), the airtight groove of multichannel vertical distribution has been seted up on the outer wall of gas vent plunger (101), the cover is equipped with a plurality of O shape circle (103) on the outer wall of gas vent plunger (101), a plurality of O shape circle (103) joint is in the inside of a plurality of airtight grooves, pressure release hole (106) have been seted up downwards to the diapire of dilution bottle (1), top front end fixedly connected with blast pipe (104) of dilution bottle (1), fixedly connected with stop breather valve (105) on the mouth of pipe of blast pipe (104).
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| EP0370549A2 (en) * | 1988-11-24 | 1990-05-30 | LABOTICS ,besloten vennootschap met beperkte aansprakelijkheid | Method and device for the dilution of compositions |
| CN215139189U (en) * | 2021-08-18 | 2021-12-14 | 上海燧安生物科技有限公司 | Automatic blood mixer for inspection |
| CN215586219U (en) * | 2021-05-18 | 2022-01-21 | 郭小芳 | Plant nutrient solution blending is with vibration mixing arrangement |
| CN218189282U (en) * | 2022-10-26 | 2023-01-03 | 方圆校准检测科技（福建）研究院有限公司 | Device convenient to dilute standard substance |
| CN219232212U (en) * | 2022-09-01 | 2023-06-23 | 卢娟娟 | Volumetric flask solution mixing device that food inspection was used |
| CN116407984A (en) * | 2023-03-30 | 2023-07-11 | 张珍珍 | Reagent tube shaking box and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0370549A2 (en) * | 1988-11-24 | 1990-05-30 | LABOTICS ,besloten vennootschap met beperkte aansprakelijkheid | Method and device for the dilution of compositions |
| CN215586219U (en) * | 2021-05-18 | 2022-01-21 | 郭小芳 | Plant nutrient solution blending is with vibration mixing arrangement |
| CN215139189U (en) * | 2021-08-18 | 2021-12-14 | 上海燧安生物科技有限公司 | Automatic blood mixer for inspection |
| CN219232212U (en) * | 2022-09-01 | 2023-06-23 | 卢娟娟 | Volumetric flask solution mixing device that food inspection was used |
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| CN116407984A (en) * | 2023-03-30 | 2023-07-11 | 张珍珍 | Reagent tube shaking box and method |
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