CN112295369A - Be used for liquid chromatograph environment-friendly exhaust purification device - Google Patents
Be used for liquid chromatograph environment-friendly exhaust purification device Download PDFInfo
- Publication number
- CN112295369A CN112295369A CN202011125067.XA CN202011125067A CN112295369A CN 112295369 A CN112295369 A CN 112295369A CN 202011125067 A CN202011125067 A CN 202011125067A CN 112295369 A CN112295369 A CN 112295369A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- liquid chromatograph
- connecting plate
- environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of experimental analytical instruments and discloses an environment-friendly exhaust purification device for a liquid chromatograph, which comprises a machine body, wherein the top end inside the machine body is fixedly connected with a driving motor, an output shaft of the driving motor is sleeved with a first transmission belt, the left side of the first transmission belt is sleeved with a first rotating rod, the lower part of the first rotating rod is fixedly connected with a bent rod, the lower part of the bent rod is fixedly connected with a spraying device, the upper part of the spraying device is fixedly connected with a water inlet pipe, and the lower part of the spraying device is fixedly connected with a spraying head. This a be used for liquid chromatograph environment-friendly exhaust purification device, driving motor passes through first driving belt and drives first rotation pole, and first rotation pole passes through the knee and drives spray set, because spray set is circular motion, can increase during the spraying and harmful gas's area of contact, makes more by water absorption of harmful gas to reached the effectual and good effect of purifying effect of absorption.
Description
Technical Field
The invention relates to the technical field of experimental analytical instruments, in particular to an environment-friendly exhaust purification device for a liquid chromatograph.
Background
The experimental analysis instrument is the instrument that uses during the concrete experiment of natural science, and wherein liquid chromatograph utilizes the mixture to distribute the difference of proportion between liquid, solid or two kinds of liquid that are immiscible, separates the appraisal to the mixture, produces volatile harmful gas easily in liquid chromatograph to some liquid analysis testing process, can cause the injury to the human body.
Liquid chromatograph is when the analysis detects, can absorb volatility toxic gas through exhaust apparatus usually, current liquid chromatograph exhaust apparatus length can not extend and shrink, occupation space is big, and exhaust hood cover mouth can not be adjusted, when carrying out some extensive analysis detection again, because the exhaust hood can't cover whole workstation, lead to part volatility harmful gas diffusion to the air easily, cause certain injury to the staff, and the harmful gas after the collection is because purifying effect is not good, discharge in the air, can cause the pollution of air, can't reach the effect of environmental protection. In view of the above, the conventional apparatus has problems that the length of the exhaust apparatus is not adjustable, the range of the exhaust hood is small, the absorption effect is poor, and the purification effect is poor.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an environment-friendly exhaust purification device for a liquid chromatograph, which has the advantages of adjustable length of an exhaust device, large range of an exhaust hood, good absorption effect and good purification effect, and solves the problems of unadjustable length of the exhaust device, small range of the exhaust hood, poor absorption effect and poor purification effect of the existing device.
(II) technical scheme
In order to achieve the purposes of adjustable length of the exhaust device, large range of the exhaust hood, good absorption effect and good purification effect, the invention provides the following technical scheme: an environment-friendly exhaust purification device for a liquid chromatograph comprises a body, wherein a driving motor is fixedly connected to the top end inside the body, a first transmission belt is sleeved on an output shaft of the driving motor, a first rotating rod is sleeved on the left side of the first transmission belt, a bent rod is fixedly connected to the lower portion of the first rotating rod, a spraying device is fixedly connected to the lower portion of the bent rod, a water inlet pipe is fixedly connected to the upper portion of the spraying device, a spraying head is fixedly connected to the lower portion of the spraying device, a movable frame is movably connected to the outer side of the spraying device, mounting frames are fixedly connected to the left side and the right side of the movable frame, a first bevel gear is fixedly connected to the bottom end of the output shaft of the driving motor, a second bevel gear is connected to the lower portion of the first bevel gear in a meshed manner, a second rotating rod is, a driven wheel is sleeved below the second transmission belt, motion rods are fixedly connected to the left side and the right side of the driven wheel, a first connecting rod is rotatably connected below the motion rods, a push-pull rod is rotatably connected below the first connecting rod, a piston pad is fixedly connected below the push-pull rod, an opening-closing cover is movably connected to the surface of the piston pad, a through hole is formed below the opening-closing cover and in the piston pad, a piston chamber is arranged outside the piston pad, exhaust pipes are arranged on the left side and the right side of the piston chamber, a bearing plate is fixedly connected below the piston chamber, a first connecting plate is fixedly connected below the bearing plate, a first linkage rod is rotatably connected to the surface of the first connecting plate, an electric telescopic rod is rotatably connected to the surface of the first linkage rod, a first gear is fixedly connected to the other end of the first linkage rod, a second gear is engaged and connected below the first gear, and a second connecting plate is fixedly connected to the rear, the surface of the second gear is connected with a second linkage rod in a rotating mode, the other end of the second linkage rod is connected with a third connecting plate in a rotating mode, an exhaust hood is fixedly connected to the lower portion of the third connecting plate, an expansion hole is formed in the exhaust hood, a coil is arranged in the bottom end of the exhaust hood, an expansion layer is arranged on the outer side of the exhaust hood, an arc-shaped plate is arranged in the expansion layer, magnetic blocks are arranged in the arc-shaped plate, reset springs are fixedly connected to the two ends of the arc-shaped plate, a telescopic sleeve is fixedly connected to the upper portion of the exhaust hood, a spring ring is arranged in the telescopic sleeve, and a drain hole is formed in.
Preferably, first pivot pole, curved bar, spray set, shower head, movable frame and mounting bracket all set up about the left and right sides symmetry of piston chamber, through spray set and the shower head that the piston chamber both sides set up, can purify absorption treatment to piston chamber both sides blast pipe exhaust harmful gas, also be convenient for later maintenance and change simultaneously.
Preferably, a movable pin is movably connected inside the joint of the first connecting rod and the push-pull rod, the first connecting rod is driven to move by the movable pin, and the push-pull rod can be driven to move up and down by the first connecting rod through the movable pin.
Preferably, the piston chamber and the bearing plate are hollow and communicated with each other, the piston cushion performs piston motion in the piston chamber, suction is generated below the exhaust hood, and the absorbed harmful gas enters the piston chamber through the bearing plate and is then discharged into the machine body from the piston chamber to be purified by the spraying device.
Preferably, the expansion layer is communicated with the expansion hole and outwards expanded through the expansion layer, when the piston chamber absorbs harmful gas, the harmful gas can enter the expansion layer and then enter the telescopic sleeve through the expansion hole, and then is discharged from the piston chamber.
Preferably, the upper and lower both ends of spring coil respectively with first connecting plate and third connecting plate fixed connection, through the effect of spring coil, the third connecting plate can not take place to shake when the downstream, has good stability, also can drive the quick shrink of third connecting plate simultaneously.
(III) advantageous effects
Compared with the prior art, the invention provides an environment-friendly exhaust purification device for a liquid chromatograph, which has the following beneficial effects:
1. this a be used for liquid chromatograph environment-friendly exhaust purification device, pass through the inside that the blast pipe was arranged to the organism with the indoor harmful gas of piston through piston pad upward movement, driving motor drives first pivot pole through a driving belt and rotates simultaneously, first pivot pole drives the knee and rotates, the knee drives spray set and rotates, spray set is circular motion in the mounting bracket through movable frame, through the inlet tube to spray set water injection, again by spray set through the shower head spray, because spray set is circular motion, can increase during spraying and harmful gas's area of contact, make more by water absorption of harmful gas, reach the effect of environmental protection, it is external that the absorption has harmful gas's water rethread wash port exhaust organism, thereby reached the effectual effect of absorption and purifying effect.
2. The environment-friendly exhaust purification device for the liquid chromatograph drives a first linkage rod to move downwards through an electric telescopic rod, the first linkage rod drives a second connecting plate to move downwards, the first linkage rod drives a second gear to rotate through a first gear, the second gear drives a second linkage rod to move downwards, the second linkage rod drives a third connecting plate to move downwards, meanwhile, the third connecting plate pulls the spring ring and the telescopic sleeve to extend downwards, the third connecting plate drives the exhaust hood to move downwards, so that the exhaust hood reaches a specified position to absorb harmful gas, the coil is electrified to generate the same magnetism as the magnetic block on the opposite side, because the same magnetism makes the coil repel the magnet block to expand outwards, the magnet block drives the arc plate to move outwards through the reset spring, the expansion layer is opened, the area of the exhaust hood is increased, the range of absorption is larger, thereby achieving the effects of adjustable length of the exhaust device and large range of the exhaust hood.
Drawings
FIG. 1 is a schematic front view of the internal structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic view of the internal structure of the telescopic sleeve of the present invention;
FIG. 5 is a schematic view of the inside of the telescopic sleeve of the present invention after moving;
FIG. 6 is a schematic view of the internal structure of the exhaust hood and the expansion layer of the present invention;
FIG. 7 is a schematic view of the exhaust hood and the expansion layer of the present invention after internal movement.
In the figure: 1. a body; 2. a drive motor; 3. a first drive belt; 4. a first rotating lever; 5. bending a rod; 6. a spraying device; 601. a water inlet pipe; 7. a shower head; 8. a movable frame; 9. a mounting frame; 10. a first bevel gear; 11. a second bevel gear; 12. a second rotating lever; 13. a second drive belt; 14. a driven wheel; 15. a motion bar; 16. a first link; 1601. a movable pin; 17. a push-pull rod; 18. a piston pad; 19. opening and closing the cover; 20. a through hole; 21. a piston chamber; 2101. an exhaust pipe; 22. a carrier plate; 23. a first connecting plate; 24. a first linkage rod; 25. an electric telescopic rod; 26. a first gear; 27. a second gear; 28. a second connecting plate; 29. a second linkage rod; 30. a third connecting plate; 31. an exhaust hood; 32. an expanding hole; 33. a coil; 34. an extension layer; 35. an arc-shaped plate; 36. a magnetic block; 37. a return spring; 38. a telescopic sleeve; 39. a spring ring; 40. and (4) draining the water.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, an environment-friendly exhaust gas purification device for a liquid chromatograph comprises a body 1, a driving motor 2 is fixedly connected to the top end inside the body 1, a first driving belt 3 is sleeved on an output shaft of the driving motor 2, a first rotating rod 4 is sleeved on the left side of the first driving belt 3, a bent rod 5 is fixedly connected to the lower side of the first rotating rod 4, a spraying device 6 is fixedly connected to the lower side of the bent rod 5, a water inlet pipe 601 is fixedly connected to the upper side of the spraying device 6, a spraying head 7 is fixedly connected to the lower side of the spraying device 6, a movable frame 8 is movably connected to the outer side of the spraying device 6, mounting frames 9 are fixedly connected to the left side and the right side of the movable frame 8, the first rotating rod 4, the bent rod 5, the spraying device 6, the spraying head 7, the movable frame 8 and the mounting frames 9 are symmetrically arranged with respect to the left side and the right side of a piston, the harmful gas discharged from the exhaust pipes 2101 at the two sides of the piston chamber 21 can be purified and absorbed, and the later maintenance and replacement are convenient. The bottom end of an output shaft of the driving motor 2 is fixedly connected with a first bevel gear 10, the lower side of the first bevel gear 10 is meshed with a second bevel gear 11, the left side of the second bevel gear 11 is provided with a second rotating rod 12, a second transmission belt 13 is sleeved on the surface of the second rotating rod 12, a driven wheel 14 is sleeved below the second transmission belt 13, moving rods 15 are fixedly connected to the left side and the right side of the driven wheel 14, the lower side of the moving rods 15 is rotatably connected with a first connecting rod 16, a movable pin 1601 is movably connected to the inner portion of the joint of the first connecting rod 16 and the push-pull rod 17, the moving rod 15 drives the first connecting rod 16 to move, and the first connecting rod 16 can drive the push-pull rod 17 to move up. A push-pull rod 17 is rotatably connected below the first connecting rod 16, a piston pad 18 is fixedly connected below the push-pull rod 17, an opening-closing cover 19 is movably connected to the surface of the piston pad 18, and a through hole 20 is formed below the opening-closing cover 19 and in relation to the interior of the piston pad 18.
The piston chamber 21 is arranged outside the piston pad 18, the piston chamber 21 and the bearing plate 22 are hollow and communicated with each other, piston movement is carried out in the piston chamber 21 through the piston pad 18, suction is generated below the exhaust hood 31, and the absorbed harmful gas enters the piston chamber 21 through the bearing plate 22 and is then discharged into the machine body 1 from the piston chamber 21 to be purified by the spraying device 6. The exhaust pipes 2101 are arranged on the left and right sides of the piston chamber 21, the bearing plate 22 is fixedly connected below the piston chamber 21, the first connecting plate 23 is fixedly connected below the bearing plate 22, the surface of the first connecting plate 23 is rotatably connected with the first linkage rod 24, the surface of the first linkage rod 24 is rotatably connected with the electric telescopic rod 25, the other end of the first linkage rod 24 is fixedly connected with the first gear 26, the lower part of the first gear 26 is engaged and connected with the second gear 27, the rear side of the second gear 27 is fixedly connected with the second connecting plate 28, the surface of the second gear 27 is rotatably connected with the second linkage rod 29, the other end of the second linkage rod 29 is rotatably connected with the third connecting plate 30, the lower part of the third connecting plate 30 is fixedly connected with the exhaust hood 31, the expansion hole 32 is arranged inside the exhaust hood 31, the coil 33 is arranged inside the bottom end of the exhaust hood 31, the expansion layer 34 is arranged, the expansion layer 34 is communicated with the expansion holes 32, and is expanded outwards through the expansion layer 34, when the piston chamber 21 absorbs harmful gas, the harmful gas can enter the expansion layer 34, then enters the telescopic sleeve 38 through the expansion holes 32, and is discharged from the piston chamber 21. The inside of extension layer 34 is provided with arc 35, the inside of arc 35 is provided with magnetic path 36, the both ends fixedly connected with reset spring 37 of arc 35, the top fixedly connected with telescopic sleeve 38 of exhaust hood 31, the inside of telescopic sleeve 38 is provided with spring coil 39, the upper and lower both ends of spring coil 39 respectively with first connecting plate 23 and third connecting plate 30 fixed connection, effect through spring coil 39, third connecting plate 30 is when the downstream, can not take place the shake, good stability has, also can drive the quick shrink of third connecting plate 30 simultaneously. A drain hole is arranged at the lower part of the left side of the machine body.
The working principle is as follows: when the device works, the first bevel gear 10 is driven to rotate by the driving motor 2, the first bevel gear 10 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the second rotating rod 12 to rotate, the second rotating rod 12 drives the driven wheel 14 to rotate by the second transmission belt 13, the driven wheel 14 drives the moving rods 15 on two sides to rotate, the moving rods 15 drive the first connecting rod 16 to move up and down, the first connecting rod 16 drives the push-pull rod 17 to move up and down, the push-pull rod 17 drives the piston pads 18 to do piston movement in the piston chamber 21, the suction force generated in the piston chamber 21 absorbs harmful gas in the exhaust hood 31, the harmful gas enters the piston chamber 21 through the through holes 20 by opening the opening and closing cover 19, because the two piston pads 18 are arranged and driven by the driven wheel 14, the two piston pads 18 can alternately do piston movement in the piston chamber 21 to continuously generate suction force in the exhaust hood 31, the harmful gas in the exhaust hood 31 is continuously sucked into the piston chamber 21, and then the piston pad 18 moves upward to discharge the harmful gas in the piston chamber 21 into the interior of the machine body 1 through the exhaust pipe 2101, meanwhile, the driving motor 2 drives the first rotating rod 4 to rotate through the first transmission belt 3, the first rotating rod 4 drives the bent rod 5 to rotate, the bent rod 5 drives the spraying device 6 to rotate, the spraying device 6 makes circular motion in the mounting rack 9 through the movable frame 8, water is injected into the spraying device 6 through the water inlet pipe 601, then the spraying device 6 sprays water through the spraying head 7, because the spraying device 6 does circular motion, the contact area with the harmful gas can be increased during spraying, so that the harmful gas is absorbed by water more, and the water absorbed with the harmful gas is discharged out of the machine body 1 through the drain holes 40, thereby achieving the effects of good absorption effect and good purification effect.
Then the electric telescopic rod 25 drives the first linkage rod 24 to move downwards, the first linkage rod 24 drives the second connecting plate 28 to move downwards, the first linkage rod 24 drives the second gear 27 to rotate through the first gear 26, the second gear 27 drives the second linkage rod 29 to move downwards, the second linkage rod 29 drives the third connecting plate 30 to move downwards, meanwhile, the third connecting plate 30 pulls the spring ring 39 and the telescopic sleeve 38 to extend downwards, the third connecting plate 30 drives the exhaust hood 31 to move downwards, so that the exhaust hood 31 reaches a specified position to absorb harmful gas, the coil 33 is electrified, the coil 33 generates the same magnetism as the opposite magnetic block 36, the coil 33 repels the magnetic block 36 to expand outwards due to the same magnetism, the coil 36 drives the arc-shaped plate 35 to move outwards through the reset spring 37, so that the expansion layer 34 is opened, the area of the exhaust hood 31 is increased, and the absorbable range is larger, when the liquid chromatograph does not work any more, the coil 33 is powered off, the magnetism of the coil 33 disappears, at the moment, the arc plate 35 is enabled to contract inwards due to the action of the reset spring 37, the expansion layer 34 is driven to contract inwards to the outer side of the exhaust hood 31, the first linkage rod 24 is driven to move upwards through the electric telescopic rod 25, the first linkage rod 24 drives the third connecting plate 30 to move upwards through the second linkage rod 29, the whole contraction process is more stable due to the action of the spring ring 39, the third connecting plate 30 drives the telescopic sleeve 38 to contract upwards, and therefore the exhaust device occupies a small space, and the effects that the length of the exhaust device is adjustable and the range of the exhaust hood is large are achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a be used for liquid chromatograph environment-friendly exhaust purification device, includes organism (1), its characterized in that: the top end of the interior of the machine body (1) is fixedly connected with a driving motor (2), an output shaft of the driving motor (2) is sleeved with a first transmission belt (3), the left side of the first transmission belt (3) is sleeved with a first rotating rod (4), the lower part of the first rotating rod (4) is fixedly connected with a bent rod (5), the lower part of the bent rod (5) is fixedly connected with a spraying device (6), the upper part of the spraying device (6) is fixedly connected with a water inlet pipe (601), the lower part of the spraying device (6) is fixedly connected with a spraying head (7), the outer side of the spraying device (6) is movably connected with a movable frame (8), the left side and the right side of the movable frame (8) are fixedly connected with mounting frames (9), the bottom end of the output shaft of the driving motor (2) is fixedly connected with a first bevel gear (10), the lower part of the first bevel gear, a second rotating rod (12) is arranged on the left side of the second bevel gear (11), a second transmission belt (13) is sleeved on the surface of the second rotating rod (12), a driven wheel (14) is sleeved below the second transmission belt (13), moving rods (15) are fixedly connected to the left side and the right side of the driven wheel (14), a first connecting rod (16) is rotatably connected to the lower side of each moving rod (15), a push-pull rod (17) is rotatably connected to the lower side of each first connecting rod (16), a piston pad (18) is fixedly connected to the lower side of each push-pull rod (17), an opening and closing cover (19) is movably connected to the surface of each piston pad (18), a through hole (20) is formed below each opening and closing cover (19) relative to the inside of each piston pad (18), a piston chamber (21) is arranged on the outer side of each piston pad (18), exhaust pipes (2101) are arranged on the left side and the right side of each piston chamber (21), and, a first connecting plate (23) is fixedly connected below the bearing plate (22), a first linkage rod (24) is rotatably connected on the surface of the first connecting plate (23), an electric telescopic rod (25) is rotatably connected on the surface of the first linkage rod (24), a first gear (26) is fixedly connected at the other end of the first linkage rod (24), a second gear (27) is meshed and connected below the first gear (26), a second connecting plate (28) is fixedly connected at the rear side of the second gear (27), a second linkage rod (29) is rotatably connected on the surface of the second gear (27), a third connecting plate (30) is rotatably connected at the other end of the second linkage rod (29), an exhaust hood (31) is fixedly connected below the third connecting plate (30), an expansion hole (32) is formed in the exhaust hood (31), a coil (33) is arranged in the bottom end of the exhaust hood (31), the exhaust hood is characterized in that an expansion layer (34) is arranged on the outer side of the exhaust hood (31), an arc-shaped plate (35) is arranged inside the expansion layer (34), a magnetic block (36) is arranged inside the arc-shaped plate (35), two ends of the arc-shaped plate (35) are fixedly connected with a return spring (37), a telescopic sleeve (38) is fixedly connected to the upper portion of the exhaust hood (31), a spring ring (39) is arranged inside the telescopic sleeve (38), and a drain hole (40) is formed in the lower portion of the left side of the machine body (1).
2. The environment-friendly exhaust gas purification device for the liquid chromatograph of claim 1, wherein: the first rotating rod (4), the bent rod (5), the spraying device (6), the spraying head (7), the movable frame (8) and the mounting rack (9) are symmetrically arranged on the left side and the right side of the piston chamber (21).
3. The environment-friendly exhaust gas purification device for the liquid chromatograph of claim 1, wherein: a movable pin (1601) is movably connected inside the connection part of the first connecting rod (16) and the push-pull rod (17).
4. The environment-friendly exhaust gas purification device for the liquid chromatograph of claim 1, wherein: the piston chamber (21) and the bearing plate (22) are hollow and communicated with each other.
5. The environment-friendly exhaust gas purification device for the liquid chromatograph of claim 1, wherein: the expansion layer (34) is communicated with the expansion hole (32).
6. The environment-friendly exhaust gas purification device for the liquid chromatograph of claim 1, wherein: the upper end and the lower end of the spring ring (39) are respectively fixedly connected with the first connecting plate (23) and the third connecting plate (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011125067.XA CN112295369A (en) | 2020-10-20 | 2020-10-20 | Be used for liquid chromatograph environment-friendly exhaust purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011125067.XA CN112295369A (en) | 2020-10-20 | 2020-10-20 | Be used for liquid chromatograph environment-friendly exhaust purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112295369A true CN112295369A (en) | 2021-02-02 |
Family
ID=74328104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011125067.XA Withdrawn CN112295369A (en) | 2020-10-20 | 2020-10-20 | Be used for liquid chromatograph environment-friendly exhaust purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112295369A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562879A (en) * | 2022-03-02 | 2022-05-31 | 江苏沃钛有色金属有限公司 | Environment-friendly smelting equipment capable of removing harmful gas for high-performance alloy material |
| CN116203201A (en) * | 2023-05-05 | 2023-06-02 | 西安大真信息科技有限责任公司 | Nitrogen purity monitoring equipment with dust removal function |
-
2020
- 2020-10-20 CN CN202011125067.XA patent/CN112295369A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562879A (en) * | 2022-03-02 | 2022-05-31 | 江苏沃钛有色金属有限公司 | Environment-friendly smelting equipment capable of removing harmful gas for high-performance alloy material |
| CN116203201A (en) * | 2023-05-05 | 2023-06-02 | 西安大真信息科技有限责任公司 | Nitrogen purity monitoring equipment with dust removal function |
| CN116203201B (en) * | 2023-05-05 | 2023-10-20 | 西安大真信息科技有限责任公司 | Nitrogen purity monitoring equipment with dust removal function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112295369A (en) | Be used for liquid chromatograph environment-friendly exhaust purification device | |
| CN107631776A (en) | A kind of water meter top glass cleaner | |
| CN109570085A (en) | The cleaning equipment of dome camera | |
| CN208642117U (en) | A kind of filter vat modular construction of clarifier | |
| CN113856378A (en) | Multi-functional building construction dust collector for environmental protection | |
| CN110448979A (en) | A kind of construction Environmental-protecting dust-removing equipment | |
| CN207309942U (en) | A kind of five degree of freedom cleaning machine hand for curtain cleaning robot | |
| CN111571079A (en) | Robot welding device | |
| CN216038707U (en) | Sewage treatment is with device of offeing medicine of clearance of being convenient for | |
| CN210057815U (en) | Zeolite runner adsorption concentration device | |
| CN107012813B (en) | A kind of guardrail cleaning plant of more cleaning brush | |
| CN112451783A (en) | Multi-functional belt cleaning device is used in anus intestines nursing | |
| CN111603857A (en) | Gas purification device for environmental protection | |
| CN114192333B (en) | Active landscape equipment with wind driving and electric driving modes | |
| CN208193934U (en) | A kind of waste gas purification apparatus of heating boiler | |
| CN114216196B (en) | Diffusion formula building formaldehyde scavenger | |
| CN211659503U (en) | Waste gas collecting hood for waste gas treatment | |
| CN220238137U (en) | Dust collector in job site | |
| CN105921435B (en) | The flusher and method of a kind of runway lights | |
| CN107639154A (en) | A kind of material knocking machine | |
| CN107952704A (en) | A kind of wiping device for being used to build airborne dust noise monitor display screen | |
| CN216588701U (en) | Movable coal mine tunnel water curtain purifier | |
| CN208555235U (en) | A kind of automobile parts surface electrophoretic paint cleaning device | |
| CN221637730U (en) | Spraying area adjustable spraying device for organic waste gas treatment | |
| CN215822728U (en) | A exhaust treatment device for spray booth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |