CN117122304B - Oral cavity tester - Google Patents
Oral cavity tester Download PDFInfo
- Publication number
- CN117122304B CN117122304B CN202311008730.1A CN202311008730A CN117122304B CN 117122304 B CN117122304 B CN 117122304B CN 202311008730 A CN202311008730 A CN 202311008730A CN 117122304 B CN117122304 B CN 117122304B
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- slot
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- 210000000214 mouth Anatomy 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 49
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 42
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
- A61B5/4538—Evaluating a particular part of the muscoloskeletal system or a particular medical condition
- A61B5/4542—Evaluating the mouth, e.g. the jaw
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- 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
- B01D53/26—Drying gases or vapours
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- 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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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Physical Education & Sports Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physiology (AREA)
- Pulmonology (AREA)
- Rheumatology (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses an oral cavity tester, which relates to the technical field of oral cavity detection and comprises a shell, an inner barrel, a circuit board, a gas sensor, a first sleeve and a second sleeve, wherein a detection port is formed in the first sleeve, two arc-shaped blocks are symmetrically arranged at the detection port, a rotating shaft is arranged at the bottom of each arc-shaped block, the rotating shaft is rotationally connected to the side wall of the first sleeve, and a reset piece for resetting the rotating shaft is arranged on the rotating shaft; elastic sheets are fixedly connected to two ends of one arc-shaped block respectively, and the other ends of the two elastic sheets are fixedly connected to two ends of the other arc-shaped block respectively. The utility model can reduce the amount of the gas blown out by the detected person flowing away from the detection port, thereby improving the accuracy of the oral cavity detection result.
Description
Technical Field
The application relates to the technical field of oral cavity detection, in particular to an oral cavity tester.
Background
At present, the oral cavity is taken as an important component of a human body, can reflect health information of multiple aspects of the human body, people pay more attention to the health condition of the people along with the acceleration of life rhythm, and the oral cavity tester is one of the most rapid test modes for detecting oral cavity health at present.
The related art can refer to Chinese patent with the publication number of CN218848100U, which discloses an oral mini tester, comprising a shell, wherein an inner cylinder is arranged in the shell, a circuit board is arranged in the inner cylinder, and a wireless rechargeable lithium battery and a gas sensor are respectively fixed on the circuit board; according to the utility model, the wireless rechargeable lithium battery is arranged in the shell, so that the wireless rechargeable lithium battery can be charged in a wireless charging mode when internal power is exhausted, a charging wire is not required to be frequently plugged and pulled out, and the problem of unsmooth charging caused by poor contact between a USB charging port and the charging wire is avoided; through wireless rechargeable lithium cell, gas sensor, pilot lamp and the cooperation of controller, through blowing towards detection mouth department when the oral cavity test, gas sensor senses the gas of blowing out to signal transmission to the controller that will sense handles, the controller sends oral cavity detection situation normal or unusual signal, then this signal shows through the pilot lamp, and the personnel of being convenient for confirm the testing result directly perceivedly, and this tester is small in size, portable.
However, when a person to be detected blows air to the gas sensor through the detection port, a large amount of air flows away from the detection port, and thus the oral cavity detection result is likely to be inaccurate.
Disclosure of Invention
The utility model provides an oral cavity tester can reduce the volume that the gas that is blown out by the measuring personnel flows away from measuring the mouth side to can improve the accuracy of oral cavity testing result.
The application provides an oral cavity tester adopts following technical scheme:
the oral cavity tester comprises a shell, an inner barrel, a circuit board, a gas sensor, a first sleeve and a second sleeve, wherein a detection port is formed in the first sleeve, two arc-shaped blocks are symmetrically arranged at the detection port, a rotating shaft is arranged at the bottom of each arc-shaped block, the rotating shaft is rotationally connected to the side wall of the first sleeve, and a reset piece for resetting the rotating shaft is arranged on the rotating shaft; elastic sheets are fixedly connected to two ends of one arc-shaped block respectively, and the other ends of the two elastic sheets are fixedly connected to two ends of the other arc-shaped block respectively.
Preferably, the reset piece comprises two torsion springs sleeved at two ends of the rotating shaft respectively, opposite ends of the two torsion springs are fixedly connected to the side wall of the arc-shaped block, and mutually far ends of the two torsion springs are fixedly connected to the side wall of the first sleeve.
Preferably, the inner walls of the two sides of the detection port are respectively provided with a sliding groove, each sliding groove is internally connected with a sealing plate in a sliding way, each rotating shaft is sleeved and fixed with a first gear, the side wall of the first sleeve is internally provided with a second gear in a rotating way, the first gear is meshed with the second gear, each sealing plate is fixedly connected with a rack, and the second gears are meshed with the racks in a one-to-one correspondence way; the opposite inner sides of the two sealing plates are in abutting connection.
Preferably, the opposite inner sides of the two sealing plates are respectively provided with a protrusion and a groove, and the protrusions are inserted into the grooves.
Preferably, the inner cylinder comprises two semi-cylinders, and the opposite inner sides of the two semi-cylinders are respectively provided with a first inserting block and a first inserting slot, and the first inserting blocks are inserted into the first inserting slots; and a fixing component for fixing the first plug block is arranged in the first slot.
Preferably, the fixing component comprises an abutting block connected to the side wall of the first slot in a sliding manner and a first spring fixedly connected to one side, far away from the first inserting block, of the abutting block; one side of the abutting block, which is close to the first inserting block, is provided with an inclined plane, and one end of the first spring, which is far away from the abutting block, is fixedly connected to the inner wall of one end of the first slot.
Preferably, the inner wall of the inner cylinder is provided with a flange, an activated carbon frame is mounted on the flange, a plurality of vent holes are respectively formed in two ends of the activated carbon frame, activated carbon is filled in the activated carbon frame, and a limiting part for limiting the activated carbon frame is mounted in the first slot.
Preferably, the limiting piece comprises a limiting block fixedly connected to one side, away from the first inserting block, of the abutting block, a through hole for sliding of the limiting block is formed in one end, away from the first inserting block, of the first inserting groove, a limiting groove is formed in the outer peripheral surface of the active carbon frame, and one end, away from the abutting block, of the limiting block is inserted into the limiting groove.
Preferably, the shell comprises two semicircular shells, and two second inserting blocks and two second inserting slots are respectively arranged on the opposite inner sides of the two semicircular shells; the two second inserting blocks are respectively inserted into the two second inserting grooves; a sealing component for sealing the joint of the two semicircular shells is arranged in each second slot; the first sleeve and the second sleeve are respectively connected to the two ends of the shell in a threaded mode.
Preferably, the sealing assembly comprises a short shaft rotatably connected to the side wall of the second slot, a rotating plate is sleeved and fixed on the short shaft, and the second inserting block is abutted to one end of the rotating plate; the other end of the rotating plate is hinged with a connecting rod, one end of the connecting rod, which is far away from the rotating plate, is hinged with a sliding block, a sealing block is fixedly connected on the sliding block, a through hole for sliding the sealing block is formed in the side wall of the second slot, a sealing groove is formed in the side wall of the other semicircular shell corresponding to the through hole, and the sealing block is inserted into the sealing groove; the side wall of the second slot is provided with a penetrating groove for sliding of the sliding block, the penetrating hole is communicated with the second slot through the penetrating groove, one end of the sliding block is fixedly connected with a second spring, and one end of the second spring, far away from the sliding block, is fixedly connected to the inner wall of one end of the penetrating groove.
In summary, the present application has the following beneficial effects:
1. when the oral cavity of the detected person needs to be detected, firstly, the mouth of the detected person is positioned between the two arc-shaped blocks by moving the shell, then, the shell is moved, the face of the detected person is attached to the inner parts of the two arc-shaped blocks, the two arc-shaped blocks are spread by the face of the detected person, and then the detected person blows air to the detection opening, so that the oral cavity of the detected person can be detected, and at the moment, under the action of the two arc-shaped blocks and the two elastic sheets, the quantity of air blown by the detected person flowing away from the side of the detection opening can be reduced; in conclusion, the two arc-shaped blocks and the two elastic sheets are arranged, so that the quantity of air blown out by a detected person flowing away from the detection port can be reduced, and the accuracy of the oral cavity detection result can be improved;
2. when the face of the detected person is propped open by the two arc-shaped blocks, the arc-shaped blocks drive the rotating shaft to rotate, the rotating shaft rotates to prop against the torsion spring, in addition, the rotating shaft rotates to drive the first gear to rotate, the first gear rotates to drive the second gear to rotate, the second gear rotates to drive the rack to move, and the rack moves to drive the sealing plate to move into the sliding groove, so that the detection opening can be opened; when the face of the detected person is separated from the arc-shaped block, the torsion spring drives the rotating shaft to reset, the rotating shaft resets to drive the first gear to reset, the first gear resets to drive the second gear to reset, the second gear resets to drive the rack to reset, and the rack resets to drive the sealing plate to move outwards of the sliding groove, so that the detection opening can be sealed, sundries can be reduced from entering the detector, and the influence on the detection result can be reduced;
3. the active carbon frame is convenient for absorbing the water vapor in the inner cylinder, so that the adverse effect of the water vapor on components in the inner cylinder can be reduced, and the accuracy of oral cavity detection is improved; the pre-positioning block and the pre-positioning hole are arranged, so that the limiting piece is convenient for limiting the activated carbon frame.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a structure of a protruding arc block and a reset member according to an embodiment of the present application;
FIG. 3 is a cross-sectional view of a salient seal plate in an embodiment of the present application;
FIG. 4 is a schematic view showing the internal structure of the inner cylinder according to the embodiment of the present application;
FIG. 5 is a cross-sectional view of a salient fixation assembly in an embodiment of the present application;
FIG. 6 is a cross-sectional view of a salient seal assembly in an embodiment of the present application.
Reference numerals illustrate: 1. a housing; 11. a semicircular shell; 111. sealing grooves; 112. a square groove; 12. a second insert block; 13. a second slot; 131. perforating; 132. a through groove; 14. a threaded tube; 2. an inner cylinder; 21. a semi-cylinder; 211. square blocks; 22. a first plug; 23. a first slot; 231. a through hole; 24. a flange; 241. pre-positioning holes; 3. a circuit board; 31. a gas sensor; 4. a first sleeve; 41. a detection port; 411. a chute; 412. a sealing plate; 413. a first gear; 414. a rack; 415. a protrusion; 416. a groove; 42. an arc-shaped block; 43. a rotating shaft; 44. a V-shaped groove; 45. an elastic sheet; 46. a torsion spring; 47. a mounting groove; 471. a second gear; 5. a second sleeve; 6. a fixing assembly; 61. an abutment block; 611. an inclined plane; 62. a first spring; 63. a limiting block; 7. an activated carbon frame; 71. a pre-positioning block; 72. a vent hole; 73. a limit groove; 8. a seal assembly; 81. a short shaft; 82. a rotating plate; 83. a connecting rod; 84. a slide block; 85. a sealing block; 86. and a second spring.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-6.
Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
The utility model discloses an oral cavity tester, which comprises a shell 1, an inner barrel 2, a circuit board 3, a gas sensor 31, a first sleeve 4 and a second sleeve 5, wherein a detection port 41 is formed in the first sleeve 4, two arc-shaped blocks 42 are symmetrically arranged at the detection port 41, a rotating shaft 43 is arranged at the bottom of each arc-shaped block 42, a V-shaped groove 44 is formed in the side wall of the first sleeve 4, the rotating shaft 43 is rotationally connected to the side wall of the V-shaped groove 44, and a reset piece for resetting the rotating shaft 43 is arranged on the rotating shaft 43; the two ends of one arc-shaped block 42 are fixedly connected with elastic sheets 45 respectively, and the other ends of the two elastic sheets 45 are fixedly connected with the two ends of the other arc-shaped block 42 respectively.
The restoring member comprises two torsion springs 46 respectively sleeved at two ends of the rotating shaft 43, the torsion springs 46 are axially arranged along the rotating shaft 43, opposite ends of the two torsion springs 46 are fixedly connected to the side walls of the arc-shaped blocks 42, and mutually far ends of the two torsion springs 46 are fixedly connected to the side walls of the V-shaped grooves 44. The torsion spring 46 is arranged and can drive the rotating shaft 43 to reset after the face of the detected person is separated from the arc-shaped block 42; the reset piece is arranged to facilitate the reset of the driving rotating shaft 43.
The inner walls of the two sides of the detection port 41 are respectively provided with a sliding groove 411, each sliding groove 411 is internally connected with a sealing plate 412 in a sliding manner along the radial direction of the first sleeve 4, the two ends of each rotating shaft 43 are respectively sleeved and fixed with a first gear 413, the side wall of the first sleeve 4 is internally provided with a mounting groove 47, the mounting groove 47 is communicated with the V-shaped groove 44, the mounting groove 47 is rotationally provided with second gears 471, the first gears 413 are meshed with the second gears 471 in a one-to-one correspondence manner, each sealing plate 412 is fixedly connected with a rack 414, and the second gears 471 are meshed with the racks 414 in a one-to-one correspondence manner; opposite inner sides of the two sealing plates 412 are disposed in abutment. When the face of the person to be detected struts the two arc-shaped blocks 42, the arc-shaped blocks 42 drive the rotating shaft 43 to rotate, the rotating shaft 43 rotates to press the torsion spring 46, in addition, the rotating shaft 43 rotates to drive the first gear 413 to rotate, the first gear 413 rotates to drive the second gear 471 to rotate, the second gear 471 rotates to drive the rack 414 to move, and the rack 414 moves to drive the sealing plate 412 to move into the sliding groove 411, so that the detection port 41 can be opened; after the face of the person to be detected is separated from the arc-shaped block 42, the torsion spring 46 drives the rotating shaft 43 to reset at this time, the rotating shaft 43 resets to drive the first gear 413 to reset, the first gear 413 resets to drive the second gear 471 to reset, the second gear 471 resets to drive the rack 414 to reset, the rack 414 resets to drive the sealing plate 412 to move outwards of the sliding groove 411, so that the detecting port 41 can be sealed, sundries can be reduced to enter the detector, and the influence on the detecting result can be reduced.
The opposite inner sides of the two sealing plates 412 are respectively provided with a protrusion 415 and a groove 416, and the protrusions 415 are inserted into the grooves 416. The provision of the projection 415 and the recess 416 enables sealing of the junction of the two sealing plates 412.
The inner cylinder 2 comprises two half cylinders 21, and two first inserting blocks 22 and two first inserting slots 23 are respectively arranged on the opposite inner sides of the two half cylinders 21; the two first inserting blocks 22 are respectively inserted into the two first inserting grooves 23; a fixing component 6 for fixing the first plug 22 is installed in the first slot 23. When two half cylinders 21 are required to be connected, the half cylinders 21 are moved to enable the first plug 22 to be plugged into the first slot 23, and then the fixing assembly 6 is used for fixing the first plug 22, so that the two half cylinders 21 can be connected; the fixed component 6 is arranged, so that the first plug 22 is conveniently fixed, and the two semicircular cylinders 21 are conveniently connected.
The fixed assembly 6 comprises an abutting block 61 which is slidingly connected to the side wall of the first slot 23 along the radial direction of the inner cylinder 2, and two first springs 62 which are fixedly connected to one side of the abutting block 61 far away from the first inserting block 22; the side of the abutting block 61, which is close to the first inserting block 22, is provided with an inclined surface 611, the first spring 62 is arranged along the radial direction of the inner cylinder 2, and one end of the first spring 62, which is far away from the abutting block 61, is fixedly connected to the inner wall of one end of the first slot 23. When the first insert 22 is inserted into the first slot 23, the first insert 22 drives the abutting block 61 to move away from the first insert 22 under the action of the inclined surface 611, and the abutting block 61 moves to press the first spring 62; after the first insert block 22 is inserted into the first slot 23, the abutting block 61 can fix the first insert block 22 under the action of the first spring 62; the fixing assembly 6 is provided to facilitate fixing of the first plug 22.
The inner wall rigid coupling of half drum 21 has flange 24, and flange 24 is the ring shape, installs active carbon frame 7 on the flange 24, and active carbon frame 7 is close to the one end rigid coupling of flange 24 and has had two prepositioning holes 241, has seted up two prepositioning holes 241 on the flange 24, and two prepositioning holes 241 are pegged graft respectively to two prepositioning pieces 71, and a plurality of air vents 72 have been seted up respectively at active carbon frame 7's both ends, and active carbon frame 7 intussuseption is filled with active carbon, installs the locating part that is used for spacing active carbon frame 7 in the first slot 23. The arranged activated carbon frame 7 is convenient for absorbing the water vapor in the inner cylinder 2, so that the adverse effect of the water vapor on components in the inner cylinder 2 can be reduced, and the accuracy of oral cavity detection is improved; the pre-positioning block 71 and the pre-positioning hole 241 are arranged, so that the active carbon frame 7 is conveniently limited by the limiting piece.
The limiting piece comprises a limiting block 63 fixedly connected to one side, far away from the first inserting block 22, of the abutting block 61, a through hole 231 for enabling the limiting block 63 to slide along the radial direction of the inner cylinder 2 is formed in one end, far away from the first inserting block 22, of the first inserting groove 23, a limiting groove 73 is formed in the outer circumferential surface of the activated carbon frame 7, and one end, far away from the abutting block 61, of the limiting block 63 is inserted into the limiting groove 73. When the first plug 22 is plugged with the first slot 23, the limiting block 63 is plugged with the limiting groove 73 under the action of the first plug 22, so that the activated carbon frame 7 is conveniently limited; the limiting piece is arranged, so that the activated carbon frame 7 is limited conveniently.
The shell 1 comprises two semicircular shells 11, and two second inserting blocks 12 and two second inserting slots 13 are respectively arranged on the opposite inner sides of the two semicircular shells 11; the two second inserting blocks 12 are respectively inserted into the two second inserting slots 13; a sealing component 8 for sealing the joint of the two semicircular shells 11 is arranged in each second slot 13; the two ends of the shell 1 are fixedly connected with threaded pipes 14 respectively, the threaded pipes 14 are also divided into two halves and are respectively connected with the two semicircular shells 11, the threaded pipes 14 are arranged along the axial direction of the shell 1, and the first sleeve 4 and the second sleeve 5 are respectively connected with the two threaded pipes 14 in a threaded manner.
The sealing component 8 comprises a short shaft 81 rotatably connected to the side wall of the second slot 13, a rotating plate 82 is sleeved and fixed on the short shaft 81, and the second insertion block 12 is abutted against one end of the rotating plate 82; the other end of the rotating plate 82 is hinged with a connecting rod 83, one end of the connecting rod 83, which is far away from the rotating plate 82, is hinged with a sliding block 84, a sealing block 85 is fixedly connected on the sliding block 84, a through hole 131 for sliding the sealing block 85 is formed in the side wall of the second slot 13, a sealing groove 111 is formed in the side wall of the other semicircular shell 11 corresponding to the through hole 131, and the sealing block 85 is inserted into the sealing groove 111; the side wall of the second slot 13 is provided with a through groove 132 for sliding the sliding block 84, the through hole 131 is communicated with the second slot 13 through the through groove 132, one end of the sliding block 84 is fixedly connected with a second spring 86, and one end of the second spring 86, which is far away from the sliding block 84, is fixedly connected to the inner wall of one end of the through groove 132. When the second insert block 12 is inserted into the second slot 13 by moving the semicircular shell 11, the second insert block 12 drives the rotating plate 82 to rotate, the rotating plate 82 rotates to drive the connecting rod 83 to move, the connecting rod 83 moves to drive the sliding block 84 to move towards the direction close to the sealing groove 111, the sliding block 84 moves towards the direction close to the sealing groove 111 to drive the sealing block 85 to be inserted into the sealing groove 111, and then the first sleeve 4 and the second sleeve 5 are connected with the two threaded pipes 14 in a threaded manner by rotating the first sleeve 4 and the second sleeve 5, so that the two semicircular shells 11 can be fixed, and the possibility that water enters the inner cylinder 2 can be reduced.
Square blocks 211 are fixedly connected to the outer side wall of the half cylinder 21, square grooves 112 are formed in the inner wall of the half cylinder shell 11, and the square blocks 211 are spliced with the square grooves 112; the square block 211 and the square groove 112 are provided to determine the connection position between the housing 1 and the inner tube 2.
Working principle: when the oral cavity of the detected person needs to be detected, firstly, the mouth of the detected person is positioned between the two arc-shaped blocks 42 by moving the shell 1, then, the shell 1 is moved, the face of the detected person is attached to the inner parts of the two arc-shaped blocks 42, the two arc-shaped blocks 42 are spread by the face of the detected person, and then the detected person blows air to the detection opening 41, so that the oral cavity of the detected person can be detected, and at the moment, under the action of the two arc-shaped blocks 42 and the two elastic sheets 45, the quantity of air blown by the detected person flowing away from the side of the detection opening 41 can be reduced; in summary, the two arc-shaped blocks 42 and the two elastic pieces 45 can reduce the amount of the gas blown out by the person to be detected flowing away from the detection port 41, thereby improving the accuracy of the oral cavity detection result.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (3)
1. The utility model provides an oral cavity tester, includes casing (1), inner tube (2), circuit board (3), gas sensor (31), first sleeve pipe (4) and second sleeve pipe (5), detection mouth (41), its characterized in that have been seted up on first sleeve pipe (4): two arc blocks (42) are symmetrically arranged at the detection port (41), a rotating shaft (43) is arranged at the bottom of each arc block (42), the rotating shaft (43) is rotatably connected to the side wall of the first sleeve (4), and a reset piece for resetting the rotating shaft (43) is arranged on the rotating shaft (43); elastic sheets (45) are fixedly connected to two ends of one arc-shaped block (42) respectively, and the other ends of the two elastic sheets (45) are fixedly connected to two ends of the other arc-shaped block (42) respectively;
the reset piece comprises two torsion springs (46) which are respectively sleeved at two ends of the rotating shaft (43), the opposite ends of the two torsion springs (46) are fixedly connected to the side wall of the arc-shaped block (42), and the mutually far ends of the two torsion springs (46) are fixedly connected to the side wall of the first sleeve (4);
the inner walls of two sides of the detection port (41) are respectively provided with a sliding groove (411), each sliding groove (411) is slidably connected with a sealing plate (412), each rotating shaft (43) is sleeved and fixed with a first gear (413), the inner side wall of the first sleeve (4) is rotatably provided with a second gear (471), the first gears (413) are meshed with the second gears (471) in one-to-one correspondence, each sealing plate (412) is fixedly connected with a rack (414), and the second gears (471) are meshed with the racks (414) in one-to-one correspondence; opposite inner sides of the two sealing plates (412) are in abutting connection;
the inner cylinder (2) comprises two semicircular cylinders (21), wherein first inserting blocks (22) and first inserting grooves (23) are respectively arranged on the opposite inner sides of the two semicircular cylinders (21), and the first inserting blocks (22) are inserted into the first inserting grooves (23); a fixing component (6) for fixing the first plug block (22) is arranged in the first slot (23);
the fixing assembly (6) comprises an abutting block (61) which is connected to the side wall of the first slot (23) in a sliding manner and a first spring (62) which is fixedly connected to one side of the abutting block (61) away from the first inserting block (22); one side of the abutting block (61) close to the first inserting block (22) is provided with an inclined surface (611), and one end of the first spring (62) far away from the abutting block (61) is fixedly connected to the inner wall of one end of the first slot (23);
the inner wall of the inner cylinder (2) is provided with a flange (24), the flange (24) is provided with an activated carbon frame (7), two ends of the activated carbon frame (7) are respectively provided with a plurality of vent holes (72), activated carbon is filled in the activated carbon frame (7), and a limiting piece for limiting the activated carbon frame (7) is arranged in the first slot (23);
the shell (1) comprises two semicircular shells (11), and two second inserting blocks (12) and two second inserting slots (13) are respectively arranged on the opposite inner sides of the two semicircular shells (11); the two second inserting blocks (12) are respectively inserted into the two second inserting grooves (13); a sealing component (8) for sealing the joint of the two semicircular shells (11) is arranged in each second slot (13); the first sleeve (4) and the second sleeve (5) are respectively connected to the two ends of the shell (1) in a threaded manner;
the sealing assembly (8) comprises a short shaft (81) rotatably connected to the side wall of the second slot (13), a rotating plate (82) is fixedly sleeved on the short shaft (81), and the second inserting block (12) is abutted to one end of the rotating plate (82); the other end of the rotating plate (82) is hinged with a connecting rod (83), one end, far away from the rotating plate (82), of the connecting rod (83) is hinged with a sliding block (84), a sealing block (85) is fixedly connected to the sliding block (84), a through hole (131) for sliding the sealing block (85) is formed in the side wall of the second slot (13), a sealing groove (111) is formed in the side wall of the other semicircular shell (11) corresponding to the through hole (131), and the sealing block (85) is inserted into the sealing groove (111); the side wall of the second slot (13) is provided with a penetrating groove (132) for sliding the sliding block (84), the penetrating hole (131) is communicated with the second slot (13) through the penetrating groove (132), one end of the sliding block (84) is fixedly connected with a second spring (86), and one end, far away from the sliding block (84), of the second spring (86) is fixedly connected to the inner wall of one end of the penetrating groove (132).
2. The oral cavity tester according to claim 1, wherein: the opposite inner sides of the two sealing plates (412) are respectively provided with a protrusion (415) and a groove (416), and the protrusions (415) are inserted into the grooves (416).
3. The oral cavity tester according to claim 1, wherein: the limiting piece comprises a limiting block (63) fixedly connected to one side, far away from the first inserting block (22), of the abutting block (61), a through hole (231) for the sliding of the limiting block (63) is formed in one end, far away from the first inserting block (22), of the first inserting groove (23), a limiting groove (73) is formed in the outer peripheral surface of the active carbon frame (7), and one end, far away from the abutting block (61), of the limiting block (63) is inserted into the limiting groove (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311008730.1A CN117122304B (en) | 2023-08-11 | 2023-08-11 | Oral cavity tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311008730.1A CN117122304B (en) | 2023-08-11 | 2023-08-11 | Oral cavity tester |
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| Publication Number | Publication Date |
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| CN117122304A CN117122304A (en) | 2023-11-28 |
| CN117122304B true CN117122304B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311008730.1A Active CN117122304B (en) | 2023-08-11 | 2023-08-11 | Oral cavity tester |
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| CN (1) | CN117122304B (en) |
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| CN117122304A (en) | 2023-11-28 |
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