CN114518266B - Timing sampling equipment for air detection - Google Patents
Timing sampling equipment for air detection Download PDFInfo
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- CN114518266B CN114518266B CN202210166269.1A CN202210166269A CN114518266B CN 114518266 B CN114518266 B CN 114518266B CN 202210166269 A CN202210166269 A CN 202210166269A CN 114518266 B CN114518266 B CN 114518266B
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- 238000005070 sampling Methods 0.000 title claims abstract description 136
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 18
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 239000011435 rock Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009982 effect on human Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses timing sampling equipment for air detection, which comprises a sampling box and a base plate, wherein an air suction pipe is arranged on the upper end face of the sampling box, an air suction fan is arranged in an inner cavity of the air suction pipe, one end of the air suction pipe penetrating through the inner cavity wall of the sampling box is communicated with an air outlet pipe through a hose, the upper end face of a threaded sleeve is rotationally connected with a connecting rod, the upper end face of the connecting rod is rotationally connected with the outer wall of a sleeve column, a small motor is fixedly connected with the rear end face of the sampling box, transmission shafts are symmetrically rotationally connected with the inner cavity wall of the sampling box, and the outer walls of the two transmission shafts are in transmission connection with a conveying belt. This timing sampling equipment for air detection has solved current timing sampling equipment for air detection degree of automation low, and inconvenient automatic air with every period sampling after the timing is separately deposited, needs artifical cared and changes the sample bottle to and inconvenient problem according to the height of regulation sampling equipment of actual demand.
Description
Technical Field
The invention relates to the technical field of air sampling equipment, in particular to timing sampling equipment for air detection.
Background
Air, which is a "vital gas" breathed every day, is layered on the earth's surface, is transparent, colorless and odorless, is mainly composed of nitrogen and oxygen, has an important effect on human survival and production, and is a mixture of gases in the earth's atmosphere. With the increasing progress of industrial technology, pollution caused by industry is also increased, so that air needs to be sampled and detected. Currently, air is collected at different times by timed air sampling devices for subsequent analysis of the content of each component of the air by inspection.
The existing timing sampling equipment for air detection is low in automation degree, air sampled in each time period after timing is not convenient to store separately, a sampling bottle needs to be manually watched and replaced, labor intensity is improved, and the height of the sampling equipment is inconvenient to adjust according to actual demands, so that the quality of the air with different heights is detected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the timing sampling equipment for air detection, which solves the problems that the existing timing sampling equipment for air detection is low in automation degree, the air sampled in each time period after timing is not convenient to store separately, a sampling bottle needs to be manually taken care of and replaced, and the height of the sampling equipment is inconvenient to adjust according to actual requirements.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an air detection is with timing sampling equipment, includes sample box and base plate, the air suction pipe is installed to the up end of sample box, the air extraction fan is installed to the inner chamber of air suction pipe, the one end that the air suction pipe runs through sample box inner chamber wall has the outlet duct through the hose intercommunication, the sample bottle has evenly been placed at the bottom of the inner chamber of sample box, the inner chamber wall of sample box installs the jack-open mechanism, fastening mechanism is installed at the bottom of the chamber of sample box, the time-recorder is installed to the up end of sample box, the up end of base plate has the cover post through sleeve sliding connection, the up end of base plate runs through the rotation through the mounting panel and is connected with two-way threaded rod, the outer wall symmetry threaded connection of two-way threaded rod has the thread bush, the up end of thread bush rotates and is connected with the connecting rod, the up end of connecting rod is connected with the outer wall rotation of cover post, the rear end fixedly connected with small-size motor of sample box, the inner chamber wall symmetry of sample box is rotated and is connected with the transmission shaft, two the outer wall transmission of transmission shaft is connected with the conveyer belt.
Preferably, the lower terminal surface of sampling box passes through backup pad and cover post up end fixed connection, the right-hand member fixedly connected with rocker of two-way threaded rod, the right-hand member of rocker rotates and is connected with the running-board, the output shaft of small-size motor runs through the one end and the transmission shaft fixed connection of sampling box, time-recorder and small-size motor electric connection, the universal wheel is installed to the lower terminal surface symmetry of base plate.
Preferably, the jacking mechanism comprises a sliding column, a disc, a sealing plate, a sealing cover, a flat groove, a V-shaped groove, a switch button, an L-shaped plate, a trapezoid block, a sliding rod and a supporting spring, wherein the sliding column penetrates through the right side wall of the sampling bottle, the disc is fixedly connected with the inner cavity wall of the sampling bottle, and the upper end face of the disc is provided with a groove in a penetrating mode.
Preferably, the right-hand member of traveller is through dead lever fixedly connected with sealed lid, the left end fixedly connected with closing plate of traveller, the outer wall cover of traveller has the supporting spring, the one end of supporting spring and the right side wall fixed connection of sample bottle, the other end of supporting spring and the right-hand member fixed connection of traveller, flat groove and V-arrangement groove have evenly been seted up to the inner chamber wall of sampling box.
Preferably, the flat groove is linked together with the V-arrangement groove, the preceding terminal surface of conveyer belt rotates and is connected with the L shaped plate, the preceding terminal surface fixedly connected with lantern ring of L shaped plate, outlet duct and lantern ring inner chamber wall run through sliding connection, the rear end face fixedly connected with trapezoidal piece of L shaped plate, the even fixedly connected with shift knob of inner chamber wall of sampling box, shift knob and small-size motor electric connection, the rear end face of outlet duct passes through slide bar cooperation slider and flat groove and V-arrangement groove sliding connection.
Preferably, the fastening mechanism comprises a gear, a front rack, a rear rack, a convex plate, a movable column, a limiting spring, a supporting frame and an arc pad, wherein the lower end face of the sampling box is rotationally connected with the gear, and the lower end face of the sampling box is respectively and symmetrically connected with the front rack and the rear rack in a sliding manner through a sliding groove matched sliding block.
Preferably, the front rack and the rear rack are meshed with the gear, two slide blocks penetrate through the support frame which is fixedly connected with one end of the bottom of the sampling box cavity, one sides of the support frames, which are close to each other, are fixedly connected with arc-shaped pads through the mounting rods, and the lower end face of the sampling box is fixedly connected with the convex plate.
Preferably, the right side wall of the convex plate penetrates through the movable column in a sliding manner, the left end of the movable column is fixedly connected with the right end of the front rack, a limit spring is sleeved on the outer wall of the movable column, one end of the limit spring is fixedly connected with the right side wall of the convex plate, and the other end of the limit spring is fixedly connected with the right end of the movable column.
Advantageous effects
The invention provides timing sampling equipment for air detection. The beneficial effects are as follows:
(1) This timing sampling equipment is used in air detection is through sleeve, loop column, backup pad, two-way threaded rod, the thread bush, the connecting rod, the cooperation of rocker and running-board, at first utilize the universal wheel to remove whole sampling equipment to the position that needs used, afterwards open universal wheel auto-lock structure and carry out temporary spacing fixedly to sampling equipment, the height that gets the air is placed in the high open regulation sample of detecting air as required again, the action of trampling the bicycle is made on the upper portion of pedal just can drive two-way threaded rod and rotate, and then drive two thread bushes and remove each other near at the outer wall of two-way threaded rod, make the connecting rod on its upper portion take place to rotate the top and move the loop column and upwards slide in the sleeve, just can be according to the height of demand regulation sampling equipment, can get the air of co-altitude and detect, sampling equipment's application scope has been improved.
(2) This timing sampling equipment for air detection through pushing up mechanism, traveller, disc, closing plate, sealed lid, flat groove, V-arrangement groove, shift knob, L shaped plate, trapezoidal piece, slide bar and supporting spring's cooperation, can separate the air of every period sample automatically and deposit, does not need manual operation, has reduced intensity of labour, and its automation elevation provides the convenience for the timing sample, and then has also improved the work efficiency of timing sample. Through fastening mechanism, the gear, preceding rack, the back rack, the flange, the movable column, spacing spring, the cooperation of support frame and arc pad, when taking out the sample bottle, only need hold the movable column and pull to drive spacing spring extension right, make preceding rack slide and then drive its upper portion's support frame and be close to the arc pad on right side and remove right, and also can engage the gear anticlockwise rotation and then the rack slides left after the meshing when preceding rack slides right, just can drive support frame and left arc pad that is close to left side move left, make two arc pads no longer centre gripping at the outer wall of sample bottle, can take out it, when not hard up movable column, spacing spring rebound just can drive preceding rack left shift engagement gear rotation, can let two arc pads centre gripping again at the outer wall of sample bottle, can carry out temporary spacing fixedly to it, avoid taking place to rock the phenomenon that the appearance is emptyd at the inside sample bottle when removing whole sample box, the sample bottle breakage causes the air sampling, the integrality of air sampling has been guaranteed, whole sample equipment preserve the security performance of sample bottle.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a partial cut-away structure of a sampling tank according to the present invention;
FIG. 4 is an enlarged view of area B of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the mounting structure of the L-shaped plate and the conveyor belt of the present invention;
FIG. 6 is a schematic view of the meshing mounting structure of the gear and the front rack of the present invention;
fig. 7 is a schematic view of the rear-view overall installation structure of the present invention.
In the figure: 1. sampling box; 2. a substrate; 3. an air suction pipe; 4. a timer; 5. sampling bottle; 6. a jacking mechanism; 61. a spool; 62. a disc; 63. a sealing plate; 64. sealing cover; 65. a flat groove; 66. a V-shaped groove; 67. a switch button; 68. an L-shaped plate; 69. a trapezoid block; 610. a slide bar; 611. a support spring; 7. a fastening mechanism; 71. a gear; 72. a front rack; 73. a rear rack; 74. a convex plate; 75. a movable column; 76. a limit spring; 77. a support frame; 78. an arc-shaped pad; 8. a hose; 9. an air outlet pipe; 10. a collar; 11. a support plate; 12. a sleeve; 13. a sleeve column; 14. a two-way threaded rod; 15. a thread sleeve; 16. a connecting rod; 17. a rocker; 18. a foot pedal; 19. a universal wheel; 20. a small motor; 21. a transmission shaft; 22. a conveyor belt.
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. 1-7, the present invention provides a technical solution:
embodiment one: the utility model provides an air detection is with timing sampling equipment, including sampling case 1 and base plate 2, the air suction pipe 3 is installed to sampling case 1's up end, the air suction fan is installed to the inner chamber of air suction pipe 3, the one end that air suction pipe 3 runs through sampling case 1 inner chamber wall has outlet duct 9 through hose 8 intercommunication, sampling bottle 5 has evenly been placed at sampling case 1's inner chamber end, jack-up mechanism 6 is installed to sampling case 1's inner chamber wall, fastening mechanism 7 is installed at sampling case 1's chamber end, the time-recorder 4 is installed to sampling case 1's up end, sleeve 12 sliding connection is passed through to base plate 2's up end, the up end runs through the rotation through mounting panel and is connected with two-way threaded rod 14, two-way threaded rod 14's outer wall symmetry threaded connection has thread bush 15, the up end rotation of thread bush 15 is connected with connecting rod 16, connecting rod 16's up end and sleeve 13's outer wall rotation connection, sampling case 1's rear end fixedly connected with small-size motor 20, sampling case 1's inner chamber wall symmetry rotation is connected with transmission shaft 21, two 21's outer wall transmission is connected with conveyer belt 22, sampling case 1's lower terminal surface passes through backup pad 11 and connecting rod 13, two-way end face is connected with the rocker-shaped motor end face of rocker-bar 13, two-way wheel 20 is connected with the right-hand member, the right-hand member is connected with the small-hand member of rocker-shaped motor end face of the fixed connection of connecting rod 20, the right-hand member is connected with the end face of the small-hand member of the rocker-shaped motor end face of the side 17, the right-hand member of the fixed connection of the rocker-shaped pedal 20, the right-hand member is connected with the end face of the rocker-shaped pedal 20, the right-hand member is connected with the end of the face of the rocker-shaped pedal 20, and is connected. Through sleeve 12, loop column 13, backup pad 11, two-way threaded rod 14, thread bush 15, connecting rod 16, rocker 17 and pedal 18's cooperation, at first utilize universal wheel 19 to remove whole sampling equipment to the position that needs used, afterwards open universal wheel 19 auto-lock structure and carry out temporary spacing fixedly to sampling equipment, the height that takes air is placed in the height open adjustment sample that detects air according to needs again, the action of trampling the bicycle is made on the upper portion of pedal 18 just can drive two-way threaded rod 14 and rotate, and then drive two thread bushes 15 and remove each other and be close to at the outer wall of two-way threaded rod 14, make the connecting rod 16 of its upper portion take place to rotate and push up loop column 13 and upwards slide in sleeve 12, just can adjust sampling equipment's height according to the demand, can take the air of different co-altitude to detect, sampling equipment's application scope has been improved.
Embodiment two: the difference between this embodiment and the first embodiment is that: the jacking mechanism 6 comprises a slide column 61, a disc 62, a sealing plate 63, a sealing cover 64, a flat groove 65, a V-shaped groove 66, a switch button 67, an L-shaped plate 68, a trapezoid block 69, a slide rod 610 and a supporting spring 611, wherein the right side wall of the sampling bottle 5 penetrates through the slide column 61, the inner cavity wall of the sampling bottle 5 is fixedly connected with the disc 62, the upper end surface of the disc 62 penetrates through a groove, the right end of the slide column 61 is fixedly connected with the sealing cover 64 through a mounting rod, the left end of the slide column 61 is fixedly connected with the sealing plate 63, the outer wall of the slide column 61 is sleeved with the supporting spring 611, one end of the supporting spring 611 is fixedly connected with the right side wall of the sampling bottle 5, the other end of the supporting spring 611 is fixedly connected with the right end of the slide column 61, the flat groove 65 is uniformly arranged on the inner cavity wall of the sampling box 1 and the V-shaped groove 66, the flat groove 65 is communicated with the V-shaped groove 66, the front end surface of the conveying belt 22 is rotationally connected with the L-shaped plate 68, the front end surface of the L-shaped plate 68 is fixedly connected with the lantern ring 10, the inner cavity wall of the air outlet pipe 9 and the lantern ring 10 penetrates through the sliding connection, the rear end surface of the L-shaped plate 68 is fixedly connected with the trapezoid block 69, one end surface of the trapezoid block 67 is uniformly connected with the right side wall of the electric motor 67, the right end of the flat groove 67 is electrically matched with the slide rod 67, and the small slide rod 66. Through the cooperation of the jacking mechanism 6, the sliding column 61, the disc 62, the sealing plate 63, the sealing cover 64, the flat groove 65, the V-shaped groove 66, the switch button 67, the L-shaped plate 68, the trapezoid block 69, the sliding rod 610 and the supporting spring 611, when the time of the timer 5 is up, the air suction fan and the small motor 20 can be simultaneously started, when the time of the timer is up, the air suction fan works to discharge air from the air suction pipe 3 and the hose 8 from the air outlet pipe 9, at the moment, the rotation of the small motor 20 can drive the transmission shaft 21 to rotate so as to drive the transmission belt 22 to move, the transmission belt 22 can drive the lantern ring 10 and the air outlet pipe 9 to move rightwards along the flat groove 65 through the L-shaped plate 68, as the upper end surfaces of the air outlet pipe 9 and the sampling bottle 5 can squeeze the sealing plate 63 at the upper part of the sampling bottle 5 to move rightwards so as to drive the sliding column 61 to move rightwards to stretch the supporting spring 611, the sealing plate 63 is driven to move right to open the groove on the upper part of the disc 62, when the air outlet pipe 9 is positioned on the upper part of one sampling bottle 5, the trapezoid block 69 on the rear part of the L-shaped plate 68 can press the switch button 67 to close the small motor 20 so as not to rotate any more, the air outlet pipe 9 can not move right at the moment, when the next timing time is reached, the small motor 20 is started again so that the conveying belt 22 drives the air outlet pipe 9 to move right, the V-shaped groove 66 drives the slide rod 610 to move upwards so as to drive the air outlet pipe 9 to slide upwards in the lantern ring 10 so as to separate from the joint with the first sampling bottle 5, the supporting spring 611 on the outer wall of the slide column 61 is reset so as to drive the sealing cover 64 and the sealing plate 65 to reset and close the sampling bottle 5, the air loss inside the sampling bottle 5 can be avoided, the tightness of the sampling bottle is ensured, afterwards, when the driving belt 22 drives the air outlet pipe 9 to move to the right to the second sampling bottle 5, the sealing plate 63 on the upper part of the driving belt can be squeezed open, the second switch button 67 can be pressed to close the driving motor 20, and then the second timed air can be automatically replaced and extracted into the second sampling bottle 5, so that the air sampled at each time interval can be automatically stored separately, manual operation is not needed, the labor intensity is reduced, the automation elevation of the automatic sampling machine provides convenience for timing sampling, and the working efficiency of timing sampling is further improved.
Embodiment III: the difference between this embodiment and the first embodiment is that: the fastening mechanism 7 comprises a gear 71, a front rack 72, a rear rack 73, a convex plate 74, a movable column 75, a limiting spring 76, a supporting frame 77 and an arc pad 78, wherein the lower end face of the sampling box 1 is rotationally connected with the gear 71, the lower end face of the sampling box 1 is respectively and symmetrically connected with the front rack 72 and the rear rack 73 in a sliding mode through sliding grooves in a matched mode, the front rack 72 and the rear rack 73 are all meshed with the gear 71, two sliding blocks penetrate through the supporting frame 77 which is fixedly connected with one end of the cavity bottom of the sampling box 1, one side, close to each other, of the supporting frame 77 is fixedly connected with the arc pad 78 through a mounting rod, the lower end face of the sampling box 1 is fixedly connected with the convex plate 74, the right side wall of the convex plate 74 penetrates through and is connected with the movable column 75, the left end of the movable column 75 is fixedly connected with the right end of the front rack 72, the outer wall of the movable column 75 is sleeved with the limiting spring 76, one end of the limiting spring 76 is fixedly connected with the right side wall of the convex plate 74, and the other end of the limiting spring 76 is fixedly connected with the right end of the movable column 75. Through the cooperation of fastening mechanism 7, the gear 71, preceding rack 72, back rack 73, protruding board 74, movable column 75, spacing spring 76, support frame 77 and arc pad 78, when taking out sample bottle 5, only need hold movable column 75 and pull to the right and drive spacing spring 76 and stretch, make preceding rack 72 slide rightwards and then drive its upper portion's support frame 77 and be close to the right arc pad 78 and remove rightwards, and also can engage the gear 71 anticlockwise rotation when sliding rightwards and then engage back rack 73 and slide leftwards, just can drive support frame 77 and left arc pad 78 that is close to the rear portion of left side and move leftwards, make two arc pads 78 no longer centre gripping at the outer wall of sample bottle 5, can take out it, when not hard up movable column 75, spacing spring 76 reset and just can drive preceding rack 72 and move leftwards and engage gear 71 rotation, can let two arc pads 78 recheck at the outer wall of sample bottle 5, can carry out temporary spacing fixed, avoid taking out the sample bottle 5 that rocks when moving whole sample bottle 1 and appear and toppling, the whole sample bottle that has reduced sample bottle 5 that has taken out, the whole sample bottle that has guaranteed that sample bottle 5 has guaranteed that the safety and has been used for storing, the whole air property has guaranteed that sample bottle air is lost.
When the automatic sampling device works, firstly, the whole sampling device is moved to a position required to be used by utilizing the universal wheel 19, then, the self-locking structure of the universal wheel 19 is opened to temporarily limit and fix the sampling device, then, the height of the air to be sampled and placed is adjusted according to the height opening of the air to be detected, the upper part of the pedal 18 is stepped on by feet to drive the bidirectional threaded rod 14 to rotate, and then, the two threaded sleeves 15 are driven to move close to each other on the outer wall of the bidirectional threaded rod 14, so that the connecting rod 16 on the upper part of the threaded rod rotates to push the movable sleeve column 13 to slide upwards in the sleeve 12, the height of the sampling device can be adjusted according to the requirement, the air at different heights can be detected, the application range of the sampling device is improved, when the time of the timer 5 reaches, the fan and the small motor 20 can be simultaneously started, when the time reaches the set time, the air is pumped and the air is discharged from the air suction pipe 3 by the hose 8, at this time, the small motor 20 rotates to drive the transmission shaft 21 to rotate and then drive the transmission belt 22 to move, the transmission belt 22 drives the lantern ring 10 and the air outlet pipe 9 to move rightward along the flat groove 65 through the L-shaped plate 68, the air outlet pipe 9 and the upper end surface of the sampling bottle 5 can press the sealing plate 63 at the upper part of the sampling bottle 5 to move rightward and drive the sliding column 61 to move rightward to stretch the supporting spring 611 and drive the sealing plate 63 to move rightward to open the groove at the upper part of the disc 62, when the air outlet pipe 9 is positioned at the upper part of one sampling bottle 5, the trapezoid block 69 at the rear part of the L-shaped plate 68 can press the switch button 67 to close the small motor 20 to prevent the air outlet pipe 9 from rotating any more, at this time, when the next timing time is reached, the small motor 20 is started again to drive the transmission belt 22 to move rightward, at this time, the V-shaped groove 66 drives the slide rod 610 to move upwards to drive the air outlet pipe 9 to slide upwards in the lantern ring 10, so that the air outlet pipe is separated from the first sampling bottle 5, at this time, the supporting spring 611 on the outer wall of the slide column 61 is reset to drive the sealing cover 64 and the sealing plate 65 to reset and close the sampling bottle 5, so that air loss in the sampling bottle 5 can be avoided, the tightness of the sampling bottle is ensured, then when the driving belt 22 drives the air outlet pipe 9 to move right to the second sampling bottle 5, the sealing plate 63 on the upper part of the air outlet pipe is squeezed and the second switch button 67 is pressed to close the driving motor 20, so that the air after the second timing can be automatically replaced and extracted into the second sampling bottle 5, the air sampled in each time period can be automatically stored separately, manual operation is not needed, labor intensity is reduced, the automatic elevation of the sampling device provides convenience for timing sampling, furthermore, the working efficiency of timing sampling is improved, when the sampling bottle 5 needs to be taken out, the movable column 75 is held by hand to pull rightwards to drive the limit spring 76 to stretch, the front rack 72 slides rightwards to drive the support frame 77 at the upper part and the arc pad 78 close to the right side to move rightwards, the gear 71 is meshed to rotate anticlockwise when the front rack 72 slides rightwards to further mesh the rear rack 73 to slide leftwards, the support frame 77 close to the left side and the arc pad 78 at the left side are driven to move leftwards, the two arc pads 78 are not clamped on the outer wall of the sampling bottle 5 any more, the sampling bottle can be taken out, when the movable column 75 is loosened, the limit spring 76 returns to rebound to drive the front rack 72 to move leftwards to mesh the gear 71 to rotate, the two arc pads 78 are clamped on the outer wall of the sampling bottle 5 again, temporary limit fixing can be carried out, avoid taking place to rock the phenomenon that appears empting at the inside sampling bottle 5 when removing whole sampling box 1, reduce the sampling bottle 5 damage and cause the air loss, guaranteed the integrality of air sampling, improved the security performance that whole sampling equipment preserved sampling bottle 5.
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. The utility model provides an air detection is with timing sampling equipment, includes sampling box (1) and base plate (2), its characterized in that: the utility model discloses a sampling box, including sampling box (1), suction pipe (3) are installed to the up end of sampling box (1), exhaust fan is installed to the inner chamber of suction pipe (3), one end that suction pipe (3) runs through sampling box (1) inner chamber wall has outlet duct (9) through hose (8) intercommunication, sampling bottle (5) have evenly been placed at the bottom of the inner chamber of sampling box (1), jack-open mechanism (6) are installed to the inner chamber wall of sampling box (1), fastening mechanism (7) are installed at the bottom of the chamber of sampling box (1), time-recorder (4) are installed to the up end of sampling box (1), sleeve (13) are connected through sleeve (12) sliding in the up end of base plate (2), the upper end face of the base plate (2) is connected with a bidirectional threaded rod (14) through a mounting plate in a penetrating and rotating mode, the outer wall of the bidirectional threaded rod (14) is symmetrically connected with a threaded sleeve (15), the upper end face of the threaded sleeve (15) is rotationally connected with a connecting rod (16), the upper end face of the connecting rod (16) is rotationally connected with the outer wall of a sleeve column (13), the rear end face of the sampling box (1) is fixedly connected with a small motor (20), the inner cavity wall of the sampling box (1) is symmetrically connected with a transmission shaft (21) in a rotating mode, and the outer walls of the two transmission shafts (21) are in transmission connection with a conveyor belt (22);
the jacking mechanism (6) comprises a sliding column (61), a disc (62), a sealing plate (63), a sealing cover (64), a flat groove (65), a V-shaped groove (66), a switch button (67), an L-shaped plate (68), a trapezoid block (69), a sliding rod (610) and a supporting spring (611), wherein the sliding column (61) is fixedly connected with the right side wall of the sampling bottle (5) in a penetrating sliding manner, the disc (62) is fixedly connected with the inner cavity wall of the sampling bottle (5), the upper end surface of the disc (62) is penetrated and provided with a groove, the right end of the sliding column (61) is fixedly connected with the sealing cover (64) through a mounting rod, the left end of the sliding column (61) is fixedly connected with the sealing plate (63), the outer wall of the sliding column (61) is sleeved with the supporting spring (611), one end of the supporting spring (611) is fixedly connected with the right side wall of the sampling bottle (5), the other end of the supporting spring (611) is fixedly connected with the right end of the sliding column (61), the inner cavity wall of the sampling bottle (1) is uniformly provided with the flat groove (65) and the V-shaped groove (66), the V-shaped groove (65) is fixedly connected with the V-shaped groove (68), the front end surface (68) is fixedly connected with the front end surface (10), the utility model discloses a sampling box, including L shaped plate (68), miniature motor (20), outlet duct (9), lantern ring (10) inner chamber wall run through sliding connection, the rear end face fixedly connected with trapezoidal piece (69) of L shaped plate (68), even fixedly connected with shift knob (67) of inner chamber wall of sampling box (1), shift knob (67) and miniature motor (20) electric connection, the rear end face of outlet duct (9) is through slide bar (610) cooperation slider and flat groove (65) and V-arrangement groove (66) sliding connection.
2. The timing sampling device for air detection of claim 1, wherein: the utility model discloses a sampling box, including base plate (2), including sample box (1), backup pad (11), sleeve post (13) up end, right-hand member fixedly connected with rocker (17) of bi-directional threaded rod (14), the right-hand member rotation of rocker (17) is connected with running-board (18), the output shaft of small-size motor (20) runs through the one end and transmission shaft (21) fixed connection of sample box (1), time-recorder (4) and small-size motor (20) electric connection, universal wheel (19) are installed to the lower terminal surface symmetry of base plate (2).
3. The timing sampling device for air detection of claim 1, wherein: the fastening mechanism (7) comprises a gear (71), a front rack (72), a rear rack (73), a convex plate (74), a movable column (75), a limiting spring (76), a supporting frame (77) and an arc-shaped pad (78), wherein the gear (71) is rotationally connected with the lower end face of the sampling box (1), and the front rack (72) and the rear rack (73) are symmetrically and slidingly connected with the lower end face of the sampling box (1) through sliding grooves and sliding blocks respectively.
4. A timing sampling device for air detection as defined in claim 3, wherein: the front rack (72) and the rear rack (73) are meshed with the gear (71), two sliding blocks penetrate through one end of the cavity bottom of the sampling box (1) and are fixedly connected with a supporting frame (77), one side, close to each other, of each supporting frame (77) is fixedly connected with an arc-shaped pad (78) through a mounting rod, and the lower end face of the sampling box (1) is fixedly connected with a convex plate (74).
5. The timing sampling device for air detection of claim 4, wherein: the right side wall of the convex plate (74) penetrates through the movable column (75) in a sliding mode, the left end of the movable column (75) is fixedly connected with the right end of the front rack (72), a limiting spring (76) is sleeved on the outer wall of the movable column (75), one end of the limiting spring (76) is fixedly connected with the right side wall of the convex plate (74), and the other end of the limiting spring (76) is fixedly connected with the right end of the movable column (75).
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| CN115999946A (en) * | 2023-02-21 | 2023-04-25 | 江苏裕一智能装备有限公司 | Sorting device for automobile lamp assembly and detection production line and application method of sorting device |
| CN116879522B (en) * | 2023-07-25 | 2024-04-09 | 生态环境部南京环境科学研究所 | Rapid tracing method and device for sudden water pollution of drinking water source |
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