CN114910616A - A organic volatile matter dynamic verification mechanism for plate fitment - Google Patents
A organic volatile matter dynamic verification mechanism for plate fitment Download PDFInfo
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- CN114910616A CN114910616A CN202210838878.7A CN202210838878A CN114910616A CN 114910616 A CN114910616 A CN 114910616A CN 202210838878 A CN202210838878 A CN 202210838878A CN 114910616 A CN114910616 A CN 114910616A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 238000012795 verification Methods 0.000 title claims abstract description 4
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 230000008859 change Effects 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000005070 sampling Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims 6
- 238000010248 power generation Methods 0.000 claims 1
- 239000012855 volatile organic compound Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- -1 methane hydrocarbon Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 208000033962 Fontaine progeroid syndrome Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0047—Organic compounds
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Combustion & Propulsion (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of organic volatile matter detection, in particular to a dynamic organic volatile matter detection mechanism for panel furniture. The utility model provides a volatile organic compounds dynamic verification mechanism for board-like furniture, including the loading board, the sideboard left side is equipped with changes the board, it is three-quarter ring structure to change the board, it has set firmly the fixed plate to change the board top surface, the fixed plate is the decurrent lid column structure of concave surface, the fixed slot has been seted up for the position of fixed plate to the sideboard top surface, fixed slot and fixed plate normal running fit, board groove and slot have been seted up respectively for the position of changeing the board to both sides tip around the sideboard, change the board front end extend to board inslot portion and with board groove sliding fit, change board rear end and slot grafting cooperation, the guide slot has all been seted up for changeing the board and the position of board groove and slot to the fixing base top surface, change board and guide slot sliding fit. The invention has simple operation, can effectively improve the detection accuracy and has strong practicability.
Description
Technical Field
The invention relates to the technical field of organic volatile matter detection, in particular to a dynamic organic volatile matter detection mechanism for panel furniture.
Background
The organic volatile matter generally refers to volatile organic matter, and is generally divided into several categories, such as non-methane hydrocarbon, oxygen-containing organic compound, halogenated hydrocarbon, nitrogen-containing organic compound, sulfur-containing organic compound, and the like, and formaldehyde belongs to one of the organic volatile matter, and a large amount of formaldehyde is contained in artificial board furniture used in daily life of people, which is undoubtedly a harm to the health of residents, so the environmental protection performance of the board furniture is generally determined by the amount of formaldehyde emitted by the board furniture.
Through retrieval, the patent with publication number CN109060968A discloses a method and a device for rapidly detecting organic volatile matters in panel furniture, wherein a sampling cabin can be rapidly arranged on the surface of the furniture to be detected through a vacuum chuck device, so that the working strength of experiment operators can be effectively reduced, the detection cost is reduced, destructive sample preparation is not required in the detection process, the sampling process is reduced, and the detection efficiency is improved.
The existing device is required to be adsorbed on the surface of flat panel furniture to achieve the sampling effect when in use, so that the testing method of the device is low in flexibility and complex in operation steps, and the limitation of the result measured by the device is large because the surface structure of some panel furniture is not a flat surface, and the device is not beneficial to generating sufficient objective evaluation on the panel furniture.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides a dynamic organic volatile matter detection mechanism for panel furniture, which can effectively solve the problems of difficult operation and low flexibility of a sampling mode in the prior art.
Technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme:
the invention provides a dynamic detection mechanism for organic volatile matters of plate-type furniture, which comprises a bearing plate, wherein detection equipment is fixedly arranged at the left end of the top surface of the bearing plate, a fixed seat is arranged at the right side of the top surface of the bearing plate, a side plate is arranged at the right side of the top surface of the fixed seat, a rotating plate is arranged at the left side of the side plate, the rotating plate is of a three-quarter annular structure, a fixed plate is fixedly arranged at the top surface of the rotating plate, the fixed plate is of a cover-shaped structure with a downward concave surface, a fixed groove is arranged at the position of the top surface of the side plate, which is opposite to the fixed plate, the fixed groove is in rotating fit with the fixed plate, plate grooves and inserting grooves are respectively arranged at the front end part and the rear end part of the side plate, which are opposite to the rotating plate, the front end of the rotating plate extends into the plate grooves and is in sliding fit with the plate grooves, the rear end of the rotating plate is in inserting fit with the inserting grooves, guide grooves are arranged at the positions of the top surface of the fixed seat, which are opposite to the rotating plate and the plate grooves, the rotating plate is in sliding fit with the guide groove.
Preferably, the rear end of the left side of the outer wall of the rotating plate is of an arc equidistant structure and is fixedly provided with a plurality of spoilers, the end parts of the two sides of each spoiler are fixedly connected with the outer wall of the rotating plate, the end part of the outer side wall of each spoiler is hinged with a movable plate, each spoiler and each movable plate are of a U-shaped structure with an inward concave surface, the outer side wall of each spoiler and the outer side wall of each movable plate are arranged in an inclined structure, the inner wall of each movable plate is of an up-and-down symmetrical structure relative to the end part of the other side of each spoiler, two magnets are embedded in the inner side wall of each magnet, and the inner side wall of each magnet is in adsorption fit with the outer wall of the rotating plate.
Preferably, the fixing plate top surface left end runs through and is equipped with metal collapsible tube, metal collapsible tube is connected with the check out test set input, the fixing base top surface has set firmly the gasbag for changeing the position between board and the sideboard, the gasbag is the loop configuration, the gasbag outer wall be wave type structure and with sideboard inner wall and change inboard wall sliding contact.
Preferably, the fixing base top surface middle part is coaxially and rotatably connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected with the middle part of the top surface inside the fixing plate, the lower end of the rotating shaft is coaxially and fixedly connected with a rotating column, an air pipe is arranged on the right side of the rotating column, a vertical groove is formed in the position, corresponding to the air pipe, of the fixing base top surface, the upper end of the air pipe is rotatably connected with the upper part of the vertical groove, the upper end of the air pipe penetrates through the bottom surface of the air bag and extends into the air bag, two middle shafts are arranged on the right lower side of the air pipe, the height of the middle shaft on the right side is larger than that of the middle shaft on the left side, the outer wall of the middle shaft is in an annular equidistant structure and is fixedly provided with a plurality of tooth columns a, the top surfaces of the tooth columns A on the left side and the right side are in a round angle structure, and the tooth columns A on the left side are in meshed connection.
Preferably, a plurality of tooth post B are fixedly arranged on the outer wall of the rotating post in an annular equidistant structure relative to the upper portion of the air duct, bottom edges of the plurality of tooth post B are rounded corner structures, inner cavities are formed in the fixed seat relative to the rotating post and the middle shaft, the upper end of the rotating post and the upper ends of the two middle shafts are respectively connected with the inner walls of the left and right inner cavities in a rotating manner, a movable ring is sleeved on the upper portion of the outer wall of the air duct, an extrusion block is fixedly arranged at the rear end of the inner wall of the movable ring, an annular curve groove is formed in the outer wall of the air duct, the extrusion block is in sliding fit with the annular curve groove, and a multi-section telescopic rod is fixedly arranged between the left end of the bottom surface of the movable ring and the left end of the bottom surface of the vertical groove.
Preferably, a gear is arranged above the movable ring, the bottom surface of the gear is coaxially and fixedly provided with a connecting ring, the top surface of the movable ring is provided with a limiting groove relative to the position of the connecting ring, the connecting ring and the limiting groove are both of an annular structure with a cross section in an L shape and are in running fit, the gear is in an annular structure, the right end of the inner wall of the gear is fixedly provided with a connecting block, the outer wall of the air pipe is provided with a connecting groove relative to the position of the connecting block, the connecting block is in sliding fit with the connecting groove, the gear is in meshing connection with the tooth column A and the tooth column B, a transmission belt is connected between the lower end of the center shaft and the lower end of the outer wall of the rotating column at the right end, and a belt groove is formed in the position of the fixing seat relative to the transmission belt.
Preferably, the inside type structure of falling T that is of tuber pipe, a plurality of extension spring that tuber pipe upside open end inner wall set firmly through being annular equidistant structure has set firmly the baffle, baffle and the inside upper end sliding fit of tuber pipe, a plurality of wind channels have been seted up to tuber pipe top surface open end outside side, the inside position for inboard open end outside in wind channel is equipped with the baffle, baffle top surface medial extremity is articulated through articulated shaft and wind channel inner wall, articulated shaft outer wall cover is equipped with torque spring, the inside downside of tuber pipe is equipped with the change, the I shape structure is personally submitted to the change is transversal.
Preferably, the annular has been seted up for the position of change to the tuber pipe inner wall, change and annular normal running fit, the inside coaxial fixedly connected with turbofan of change, the coaxial fixedly connected with motor in turbofan bottom surface middle part, the motor bottom surface is connected fixedly with perpendicular groove bottom surface, erect groove right side wall lower extreme and seted up the through mouth, change outer wall middle part cover is equipped with the ratchet, the annular inner wall articulates for the position of ratchet front side has the pawl, compression spring has set firmly between pawl antetheca and the annular antetheca, pawl and ratchet meshing contact.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. the device is provided with the rotating plate, the air bag, the metal hose and the detection equipment, and can carry out air sampling and test on any position in the storage space of the plate-type furniture under the arrangement of the structures.
2. The invention is provided with the ratchet wheel and the pawl, different effects can be brought when the motor in the device rotates forwards and backwards through the meshing contact relationship between the ratchet wheel and the pawl, and the closing of the rotating plate and the filling of the air bag can be respectively realized only by operating and changing the rotating direction of the motor by a worker, so that the convenience and the rapidness of the operation of the device are greatly improved, and the practicability is high.
3. The invention is provided with an extrusion block, an annular curve groove, a movable ring, a gear, a rotating column, a middle shaft, a transmission belt, a tooth column A and a tooth column B, under the coordination of the structures, an air pipe in the device can drive a rotating plate to reciprocate along a guide groove when rotating anticlockwise, and the rotating plate is stopped for a period of time when the moving direction of the rotating plate is changed each time through the arrangement of the space between the tooth column A and the tooth column B.
4. According to the spoiler, the movable plate and the magnet, the movable plate cannot be changed in the clockwise rotating and closing process of the rotating plate, so that the problem of air disturbance can be avoided, otherwise, in the anticlockwise rotating and opening process of the rotating plate, air can penetrate through the spoiler to jack up the movable plate and is concentrated towards the rotating plate under the action of the spoiler, the speed of the air rushing towards the inner parts of the rotating plate and the side plate is further improved, and the time interval between each detection of the device is reduced.
5. According to the invention, air between the rotating plate and the side plate is pressed into the detection equipment in a mode of inflating the air bag, compared with the air inflation replacement in the prior art, the purity of the sample is ensured, the problem that the concentration of the organic volatile matter to be detected is reduced due to the mixing of the replacement gas and the sample is avoided, and the detection accuracy of the device is enhanced again.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the fixing base and the airbag of the present invention;
FIG. 3 is an exploded view of the rotary plate of the present invention;
FIG. 4 is a schematic view of the internal structure of the fixing base of the present invention;
FIG. 5 is a schematic view of the connection relationship between the air duct and the center shaft and the rotation post;
FIG. 6 is a schematic bottom view of the bottom bracket and the rotation post of the present invention;
FIG. 7 is an exploded view of the duct of the present invention;
FIG. 8 is a schematic cross-sectional view of a movable ring of the present invention;
FIG. 9 is a schematic cross-sectional view of an air duct of the present invention;
FIG. 10 is an enlarged view of the structure at A in FIG. 9 according to the present invention;
fig. 11 is a schematic sectional view of the top surface of the swivel of the present invention.
The reference numerals in the drawings denote: 1. a carrier plate; 2. a detection device; 3. a fixed seat; 4. a side plate; 5. rotating the plate; 6. a fixing plate; 7. fixing grooves; 8. a plate groove; 9. a slot; 10. a guide groove; 11. a spoiler; 12. a metal hose; 13. an air bag; 14. a rotating shaft; 15. rotating the column; 16. an air duct; 17. a vertical slot; 18. a middle shaft; 19. a tooth column A; 20. a tooth column B; 21. an inner cavity; 22. a movable ring; 23. extruding the block; 24. an annular curved groove; 25. a multi-section telescopic rod; 26. a gear; 27. connecting blocks; 28. connecting grooves; 29. a drive belt; 30. an extension spring; 31. a baffle plate; 32. an air duct; 33. a partition plate; 34. hinging a shaft; 35. a torsion spring; 36. rotating the ring; 37. a ring groove; 38. a turbo fan; 39. an electric motor; 40. a through opening; 41. a ratchet wheel; 42. a pawl; 43. a compression spring; 44. a movable plate; 45. a magnet; 46. a belt groove is formed; 47. a connecting ring; 48. a limiting groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
A dynamic detection mechanism for organic volatile matters of plate-type furniture comprises a bearing plate 1, a detection device 2 is fixedly arranged at the left end of the top surface of the bearing plate 1, a sampling and analyzing device 11 in the invention is the prior art, wherein the sampling device can adopt a BX-2400 type portable constant-temperature constant-current continuous atmosphere sampler, the analyzing device can be an FID hydrocarbon detector (such as a German TESTA 2010T portable total hydrocarbon analyzer) or a VOC rapid detector (such as an HQTC-100Z for online detection of VOCs in a Haian Security ring) or a TENAX-ta adsorption tube, analysis can be carried out by a gas chromatography and mass spectrometer (such as a Japan Shimadzu GCMS gas chromatograph-mass spectrometer), a fixed seat 3 is arranged at the right side of the top surface of the bearing plate 1, a side plate 4 is arranged at the right side of the top surface of the fixed seat 3, a rotating plate 5 is arranged at the left side of the side plate 4, the rotating plate 5 is in a three-quarter ring structure, a fixed plate 6 is fixedly arranged at the top surface of the rotating plate 5, fixed plate 6 is the decurrent lid column structure of concave surface, fixed slot 7 has been seted up for the position of fixed plate 6 to 4 top surfaces of sideboard, fixed slot 7 and 6 normal running fit of fixed plate, both sides tip has seted up board groove 8 and slot 9 respectively for the position of commentaries on classics board 5 around the sideboard 4, commentaries on classics board 5 front end extends to board groove 8 inside and with board groove 8 sliding fit, commentaries on classics board 5 rear end and slot 9 grafting cooperation, guide slot 10 has all been seted up for commentaries on classics board 5 and board groove 8 and slot 9's position to 3 top surfaces of fixing base, commentaries on classics board 5 and 10 sliding fit of guide slot, commentaries on classics board 5 and fixed plate 6 can take place to rotate along the groove that corresponds separately, can make commentaries on classics board 5 and sideboard enclose and form labyrinth seal structure after gathering up under these settings, guarantee that the inside sample of this device can not take place to dilute or become dense in the injection detection device 2 in-process.
Specifically, the rear end of the left side of the outer wall of the rotating plate 5 is fixedly provided with a plurality of spoilers 11 in an arc equidistant structure, the end parts of both sides of each spoiler 11 are fixedly connected with the outer wall of the rotating plate 5, the end part of the outer side wall of each spoiler 11 is hinged with a movable plate 44, each spoiler 11 and each movable plate 44 are in a U-shaped structure with inward concave surfaces, the outer side wall of each spoiler 11 and the outer side wall of each movable plate 44 are arranged in an inclined structure, the inner wall of each movable plate 44 is embedded with two magnets 45 in an up-and-down symmetrical structure relative to the end part of the other side of each spoiler 11, the inner side wall of each magnet 45 is in adsorption fit with the outer wall of the rotating plate 5, external air can enter along the larger opening end of each spoiler 11 in the opening process of the rotating plate 5 and then is guided inwards by the inclined outer wall design of the wind spoilers 11, the inward pressure is directly generated by utilizing the inclination of the wind spoilers 11, so that the external air can rapidly enter between the rotating plate 5 and the side plates 4, the device can be put into use next time at the fastest speed, when the rotating plate 5 is closed, the outer walls of the spoiler 11 and the movable plate 44 form an inclined plane together through the adsorption fit relation between the magnet 45 and the outer wall of the rotating plate 5, and the situation that the spoiler 11 takes effect to guide air to the outside again in the closing process is avoided.
Furthermore, a metal hose 12 is arranged at the left end of the top surface of the fixed plate 6 in a penetrating way, the metal hose 12 is connected with the input end of the detection device 2, an air bag 13 is fixedly arranged at the position of the top surface of the fixed seat 3 between the rotating plate 5 and the side plate 4, the air bag 13 is in an annular structure, the outer wall of the air bag 13 is in a wave-shaped structure and is in sliding contact with the inner wall of the side plate 4 and the inner wall of the rotating plate 5, and the inner part of the air bag 13 is inflated, the air bag 13 can press the air between the rotating plate 5 and the side plate 4 into the detection device 2 from the metal hose 12, the purity of the sample is ensured compared with the air inflation replacement in the prior art, the problem that the concentration of the organic volatile matter to be detected is reduced due to the blending of the replacement gas and the sample is avoided, and the air in the air bag 13 can be pumped out and can also help to form a suction force between the side plate 4 and the rotary plate 5, and the rotary plate 5 and the side plate 4 of the device can be filled with the outside air more quickly by matching with the spoiler 11.
Furthermore, the top surface middle part of the fixing seat 3 is also coaxially and rotatably connected with a rotating shaft 14, the upper end of the rotating shaft 14 is fixedly connected with the middle part of the inner side top surface of the fixing plate 6, the lower end of the rotating shaft 14 is coaxially and fixedly connected with a rotating column 15, an air pipe 16 is arranged on the right side of the rotating column 15, a vertical groove 17 is formed in the top surface of the fixing seat 3 relative to the position of the air pipe 16, the vertical groove 17 is of an inverted T-shaped structure, the upper end of the air pipe 16 is rotatably connected with the upper part of the vertical groove 17, the upper end of the air pipe 16 penetrates through the bottom surface of the air bag 13 and extends into the air bag, two middle shafts 18 are arranged on the right lower side of the air pipe 16, the height of the middle shaft 18 on the right side is larger than that of the middle shaft 18 on the left side, the outer wall of the middle shaft 18 is of an annular equidistant structure and is fixedly provided with a plurality of tooth columns A19, the edges of the top surfaces of a plurality of tooth columns A19 on the left side and a right side are meshed with a plurality of tooth columns A19.
Furthermore, a plurality of tooth columns B20 are fixedly arranged on the outer wall of the rotating column 15 in an annular equidistant structure relative to the upper part of the air duct 16, the bottom edges of a plurality of tooth columns B20 are all in a fillet structure, inner cavities 21 are arranged in the fixed seat 3 relative to the rotating column 15 and the positions of the middle shafts 18, the upper ends of the rotating column 15 and the upper ends of the two middle shafts 18 are respectively rotatably connected with the inner walls of the left and right inner cavities 21, a movable ring 22 is sleeved on the upper part of the outer wall of the air duct 16, an extrusion block 23 is fixedly arranged at the rear end of the inner wall of the movable ring 22, an annular curved groove 24 is arranged on the outer wall of the air duct 16, the extrusion block 23 is in sliding fit with the annular curved groove 24, a plurality of sections of telescopic rods 25 are fixedly arranged between the left end of the bottom surface of the movable ring 22 and the left end of the bottom surface of the vertical groove 17, in the rotation of the air duct 16, the annular curved groove 24 on the outer wall of the extrusion block can generate an extrusion effect on the extrusion block 23, so that the extrusion block 23 drives the movable ring 22 to move up and down along the trend of the annular curved groove 24.
Still further, a gear 26 is arranged above the movable ring 22, a connecting ring 47 is coaxially and fixedly arranged on the bottom surface of the gear 26, a position of the top surface of the movable ring 22, which is opposite to the connecting ring 47, is provided with a limit groove 48, the connecting ring 47 and the limit groove 48 are both in an annular structure with an L-shaped cross section and are in rotating fit, the gear 26 is in an annular structure, a connecting block 27 is fixedly arranged at the right end of the inner wall of the gear 26, a connecting groove 28 is arranged at the position of the outer wall of the air duct 16, which is opposite to the connecting block 27, the connecting block 27 is in sliding fit with the connecting groove 28, the gear 26 is in meshing connection with the tooth column a19 and the tooth column B20, a transmission belt 29 is connected between the lower end of the middle shaft 18 at the right end and the lower end of the outer wall of the rotating column 15, a belt groove 46 is arranged at the position, which is opposite to the transmission belt 29, in the process that the movable ring 22 drives the gear 26 to move up and down, because the connecting block 27 and the connecting groove 28 in the inner wall of the gear 26 are in sliding fit, the gear 26 is rotatably connected with the movable ring 22 through the connecting ring 47 and the limiting groove 48, so that the gear 26 can still synchronously rotate with the air duct 16 in the process that the movable ring 22 moves up and down, and meanwhile, the upper outer wall and the lower outer wall of the gear 26 respectively extrude the round corners of the tooth columns A19 and the tooth columns B20 at two sides, so that the gear 26 can be easily meshed and connected with the corresponding tooth columns A19 or the tooth columns B20 when moving to the corresponding position, when the gear 26 is meshed and connected with the tooth columns A19, the counterclockwise rotation of the gear 26 can drive the left central shaft 18 fixedly provided with the tooth columns A19 to rotate clockwise, and then under the mutual meshing and connection of a plurality of left and right tooth columns A19, the right central shaft 18 can rotate counterclockwise as the air duct 16, and further the rotation column 15 can rotate counterclockwise through the transmission belt 29, so that the rotation column 15 can drive the rotating plate 5 to open the gap between the rotating plate and the side plate 4 through the rotating shaft 14, on the other hand, when the gear 26 is engaged with the tooth post B20, the rotating post 15 with the tooth post B20 fixed thereon rotates clockwise, and then it drives the rotating plate 5 to close the opening between the rotating plate and the side plate 4 through the rotating shaft 14.
It is worth introducing, the inside of the air duct 16 is of an inverted T-shaped structure, a baffle 31 is fixedly arranged on the inner wall of an upper side opening end of the air duct 16 through a plurality of stretching springs 30 fixedly arranged in an annular equidistant structure, the baffle 31 is in sliding fit with the inner upper end of the air duct 16, so that the opening end of the air duct 16 can only inject air into the air bag 13, a plurality of air ducts 32 are arranged on the outer side of the opening end of the top surface of the air duct 16, a partition plate 33 is arranged in the air duct 32 and opposite to the outer side of the inner side opening end, the inner side end of the top surface of the partition plate 33 is hinged to the inner wall of the air duct 32 through a hinge shaft 34, a torsion spring 35 is sleeved on the outer wall of the hinge shaft 34, the design enables the air duct 32 to only inject air into the air duct 16 through the air bag 13, a swivel 36 is arranged on the inner lower side of the air duct 16, and the swivel 36 is of an i-shaped structure in cross section.
It is worth to be noted that, the inner wall of the air duct 16 is provided with a ring groove 37 at a position corresponding to the rotary ring 36, the rotary ring 36 is rotatably matched with the ring groove 37, the inside of the rotary ring 36 is coaxially and fixedly connected with a turbofan 38, the middle part of the bottom surface of the turbofan 38 is coaxially and fixedly connected with a motor 39, the bottom surface of the motor 39 is fixedly connected with the bottom surface of the vertical groove 17, the lower end of the right wall of the vertical groove 17 is provided with a through hole 40, the middle part of the outer wall of the rotary ring 36 is sleeved with a ratchet wheel 41, the inner wall of the ring groove 37 is hinged with a pawl 42 at a position corresponding to the front side of the ratchet wheel 41, a compression spring 43 is fixedly arranged between the front wall of the pawl 42 and the front wall of the ring groove 37, the pawl 42 is in meshing contact with the ratchet wheel 41, when the motor 39 drives the turbofan 38 and the rotary ring 36 to rotate counterclockwise, the air duct 16 can further drive the central shaft 18 and the rotary column 15 to move, so as to operate the opening and closing of the rotary plate 5, meanwhile, the air in the air bag 13 can be pumped out, when the motor 39 drives the turbofan 38 and the rotary ring 36 to rotate clockwise, the pawl 42 does not limit the ratchet wheel 41 any more, so that the air pipe 16 does not rotate together with the rotary ring 36, and in this way, the outside air can be filled into the air bag 13 from the through hole 40, and then the sample is pressed into the detection device 2 through the expanded air bag 13.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides an organic volatile matter dynamic verification mechanism for board-like furniture, includes loading board (1), installs check out test set (2) on loading board (1) and connects metal collapsible tube (12) on check out test set (2), its characterized in that:
the loading plate (1) is further provided with a fixed seat (3), the fixed seat (3) is provided with a sampling assembly, the sampling assembly comprises a side plate (4), a rotating plate (5), a fixed plate (6) fixedly arranged on the top surface of the rotating plate (5) and an air bag (13) fixed in the middle of the top surface of the fixed seat (3), and the air bag (13) is used for compressing a space between the rotating plate (5) and the side plate (4);
the sampling assembly further comprises a driving mechanism, the driving mechanism is arranged inside the fixing seat (3), and the driving mechanism comprises a rotating shaft (14) which is coaxially and fixedly connected to the fixing plate (6), a rotating column (15) which is coaxially and fixedly connected to the lower end of the rotating shaft (14), an air pipe (16), two middle shafts (18) which are located on the right side of the air pipe (16), and a transmission belt (29) which is connected between the lower end of the middle shaft (18) on the right side and the lower end of the rotating column (15).
2. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 1, wherein: fixed plate (6) and sideboard (4) sliding connection, board groove (8) and slot (9) have been seted up respectively for the position of changeing board (5) to both sides tip around sideboard (4), change board (5) front end extend to board groove (8) inside and with board groove (8) sliding fit, change board (5) rear end and slot (9) cooperation of pegging graft, it is connected with fixing base (3) top surface rotation to change board (5), gasbag (13) are the annular structure that the outer wall is the wave profile.
3. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 2, wherein: the outer wall of the rotating plate (5) is of an arc-shaped equidistant structure, a plurality of spoilers (11) are fixedly arranged, the end portions of the spoilers (11) are hinged to movable plates (44), the spoilers (11) and the movable plates (44) are of U-shaped structures, the inner wall of each movable plate (44) is of an up-down symmetrical structure relative to the end portion of the other side of each spoiler (11) and is embedded with two magnets (45), and the magnets (45) can be attracted to the outer wall of the rotating plate (5).
4. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 3, wherein: the utility model discloses a wind power generation device, including fixing base (3), pivot (14), rotation post (15), tuber pipe (16) and axis (18) all rotate with fixing base (3) and be connected, tuber pipe (16) upper end runs through gasbag (13) bottom surface and extends to its inside and be connected fixedly with gasbag (13), axis (18) outer wall is annular equidistant structure and has set firmly a plurality of tooth post A (19), a plurality of the left and right sides tooth post A (19) meshing connection, rotation post (15) outer wall upper portion is annular equidistant structure and has set firmly a plurality of tooth post B (20), is located a plurality of on the left tooth post A (19) top surface edge and a plurality of tooth post B (20) bottom surface edge is the fillet structure, fluted (46) have been seted up for the position of drive belt (29) in fixing base (3).
5. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 4, wherein: the outside cover of tuber pipe (16) is equipped with movable ring (22), movable ring (22) inner wall rear end is equipped with extrusion piece (23) admittedly, tuber pipe (16) outer wall seted up with extrusion piece (23) sliding fit's annular curve groove (24), multi-section telescopic link (25) have set firmly between activity ring (22) bottom surface left end and the perpendicular groove (17) bottom surface left end, activity ring (22) top rotates and is connected with gear (26), tuber pipe (16) outside and with tuber pipe (16) sliding connection are located to gear (26) cover, gear (26) are connected with equal meshing of tooth post A (19) and tooth post B (20).
6. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 5, wherein: tuber pipe (16) upside open end elastic connection has baffle (31), a plurality of wind channels (32) have been seted up to tuber pipe (16) top surface open end lateral part, inside baffle (33) that is equipped with in wind channel (32), baffle (33) top surface medial extremity is articulated through articulated shaft (34) and wind channel (32) inner wall, articulated shaft (34) outer wall cover is equipped with torsion spring (35), the inside downside of tuber pipe (16) is equipped with change (36).
7. The dynamic organic volatile substance detection mechanism for panel furniture as claimed in claim 6, wherein: annular (37) with swivel (36) normal running fit is seted up to tuber pipe (16) inner wall, swivel (36) inside coaxial fixedly connected with turbofan (38), turbofan (38) bottom surface middle part coaxial fixedly connected with motor (39), motor (39) bottom surface is connected fixedly with perpendicular groove (17) bottom surface, it has seted up through mouth (40) to erect groove (17) right wall, swivel (36) outer wall middle part cover is equipped with ratchet (41), it has pawl (42) to articulate on annular (37) annular inner wall, compression spring (43) has set firmly between pawl (42) antetheca and annular (37) antetheca, pawl (42) and ratchet (41) meshing contact.
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| CN202210838878.7A CN114910616B (en) | 2022-07-18 | 2022-07-18 | A organic volatile matter dynamic verification mechanism for plate fitment |
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| CN202210838878.7A CN114910616B (en) | 2022-07-18 | 2022-07-18 | A organic volatile matter dynamic verification mechanism for plate fitment |
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