CN213372144U - Rotary sampling rod - Google Patents
Rotary sampling rod Download PDFInfo
- Publication number
- CN213372144U CN213372144U CN202021412726.3U CN202021412726U CN213372144U CN 213372144 U CN213372144 U CN 213372144U CN 202021412726 U CN202021412726 U CN 202021412726U CN 213372144 U CN213372144 U CN 213372144U
- Authority
- CN
- China
- Prior art keywords
- sampling
- rotating shaft
- rotating
- sampling head
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 91
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 210000003813 thumb Anatomy 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 210000003811 finger Anatomy 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a rotation type sampling stick, including casing, pivot, drive strip and sampling head, the pivot is rotated and is connected on the casing, and drive strip swing joint is on the casing, and the drive strip passes through drive mechanism and connects the pivot, and the drive strip is used for driving the pivot rotation, and the sampling head sets up in the one end of pivot, and the protruding casing that stretches out of sampling head. The palm holds the shell, and pushes the driving strip with the thumb to move the driving strip leftwards or rightwards, then the rotating shaft drives the sampling head to rotate, the sampling head can rotate and wipe the sampled liquid, and the rotary sampling is more convenient.
Description
Technical Field
The utility model relates to a medical instrument, in particular to a rotary sampling rod.
Background
The epidemic situation and other conditions need to be detected, a part of detection can be applied to the sampling rod, and object surface substance liquid, such as skin surface secretion and oral mucus, is obtained through the cotton/cloth sampling head on the sampling rod.
The existing sampling rod is of a single structure, and the whole sampling rod is required to be driven to rotate relative to a palm by rotary sampling. Therefore, the sampling rod should be held and rotated relative to the palm, which makes the holding and taking inconvenient in the sampling process and results in inconvenient sampling.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a rotation type sampling stick can conveniently rotate the sample.
According to the utility model discloses a rotation type sampling stick of first aspect embodiment, including casing, pivot, drive strip and sampling head, the pivot is rotated and is connected on the casing, drive strip swing joint is in on the casing, the drive strip passes through drive mechanism and connects the pivot, the drive strip is used for the drive the pivot rotation, the sampling head sets up the one end of pivot, the protruding stretching out of sampling head the casing.
According to the utility model discloses rotation type sampling rod has following beneficial effect at least: the palm holds the shell, and pushes the driving strip with the thumb to move the driving strip leftwards or rightwards, then the rotating shaft drives the sampling head to rotate, the sampling head can rotate and wipe the sampled liquid, and the rotary sampling is more convenient.
According to some embodiments of the invention, the transmission mechanism comprises a gear and a rack engaged with the gear, the gear is connected in the rotating shaft and coaxial with the rotating shaft, and the rack is arranged on the driving strip. The structure is simple and compact by adopting a gear and rack transmission mode.
According to some embodiments of the invention, the drive strip is provided with a push portion and is provided with a protrusion extending from the housing.
According to some embodiments of the utility model, push away the portion can dismantle the connection and be in the boss of gib block tip, the boss is used for preventing the tip of gib block is scurried into in the casing.
According to some embodiments of the invention, at least one end of the driver blade protrudes out of the housing and is provided with a finger ring for pushing and pulling. The thumb moves into the finger ring, and the driving strip can be pushed and pulled, so that the driving strip moves leftwards or rightwards.
According to some embodiments of the invention, the housing is provided with a grip. The shell vacates a certain space as the holding portion, makes the user can comfortably hold the sampling stick, and the holding portion generally sets up to optical axis or fits the palm.
According to some embodiments of the utility model, the epaxial skew of commentaries on classics the position in pivot axle center is provided with the eccentric block, the rack sets up the middle part of driving strip. The driving strip drives the rotating shaft to start rotating, and the eccentric block gives larger inertia to the rotating shaft after the rack is separated from the gear, so that the rotating shaft keeps rotating.
According to some embodiments of the utility model, the sampling head with the pivot is for dismantling the connection. The shell, the rotating shaft and the like can be repeatedly utilized, so that the environment is protected, the energy is saved, and the cost of medical instruments used by patients is reduced.
According to some embodiments of the utility model, the sampling head with the pivot is buckle connection or threaded connection.
According to some embodiments of the present invention, the sampling head is detachably connected in a protective soft cover. When the new sampling head is not transferred to the rotating shaft, the protective soft sleeve is used for coating and retaining; the sampling head can be kept away through holding the protective soft sleeve, and then the sampling head can be assembled to the rotating shaft, and after the sampling head is connected to the rotating shaft, the soft protective soft sleeve can be easily taken down.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a sampling wand according to an embodiment of the present invention;
FIG. 2 is an exploded view of the sampling wand shown in FIG. 1;
FIG. 3 is a cross-sectional view of the sampling rod of FIG. 1 shown exploded;
FIG. 4 is a schematic circuit diagram of the illumination system of the sampling wand shown in FIG. 1;
fig. 5 is a schematic diagram showing the position distribution of the sleeve, the button cell and the metal end cap of the sampling rod shown in fig. 1.
The housing 100, the grip portion 110, the ring flange 120, the sleeve 130, the barrel bottom 131, the insulating ring 132, the barrel wall 133, the first electrical contact 140, and the second electrical contact 150;
a rotating shaft 200, an eccentric block 210;
a driving bar 300, a pushing part 310, a conductive closing bar 320;
a sampling head 400;
the transmission mechanism 500, the gear 510, the rack 520;
the lamp comprises a lighting structure 600, a lamp bead 610 and a button cell 620;
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, a sampling rod according to an embodiment of the first aspect of the present invention includes a housing 100, a rotating shaft 200 and a sampling head 400, the rotating shaft 200 is rotatably connected to the housing 100, the sampling head 400 is disposed at one end of the rotating shaft 200, and the sampling head 400 protrudes out of the housing 100. When the housing 100 is held in the palm and the sampling rod is moved after the sampling head 400 comes into contact with the sampling destination, the sampling head 400 can roll and sample without a driving member.
The sampling head is wound with sampling cotton or sampling cloth and other materials.
Referring to fig. 2 and 3, in some embodiments of the present invention, the eccentric mass 210 is disposed on the rotating shaft 200 at a position deviated from the axis of the rotating shaft 200. After the rotating shaft 200 rotates, the rotating shaft 200 keeps rotating for a short time under the inertia of the eccentric block 210, and the sampling rod is taken out for rotary sampling in the short time.
In some embodiments of the present invention, the end of the rotating shaft 200 away from the sampling head 400 is configured as a screwing part protruding out of the housing 100. By rotating the screwing part, the rotating shaft 200 can start to rotate, and then the sampling rod can be held to rotate for sampling.
In some embodiments of the present invention, the peripheral wall of the screwing part is provided with a concave-convex texture structure. Concave-convex grain structure can be applied force better, and it is also more powerful to rotate pivot 200, and pivot 200 can rotate the longer time under inertia.
Referring to fig. 1 to 3, in some embodiments of the present invention, the present invention further includes a driving bar 300, the driving bar 300 is connected to the rotating shaft 200 through a transmission mechanism 500, and the driving bar 300 is used for driving the rotating shaft 200 to rotate. The palm holds the shell 100 and pushes the driving strip 300 with the thumb to move left or right, then the rotating shaft 200 drives the sampling head 400 to rotate, the sampling head 400 can rotate and wipe the sampled liquid, and the rotary sampling is more convenient.
Referring to fig. 1 to 3, in some embodiments of the present invention, the transmission mechanism 500 includes a gear 510 and a rack 520 engaged with the gear 510, the gear 510 is connected to the rotating shaft 200 and coaxial with the rotating shaft 200, and the rack 520 is disposed on the driving bar 300. The structure is simple and compact by adopting a gear and rack transmission mode.
Referring to fig. 1 to 3, in some embodiments of the present invention, both ends of the driving strip 300 protrude out of the housing 100 and are provided with pushing parts 310.
Referring to fig. 1 to 3, in some embodiments of the present invention, the pushing portion 310 is a boss detachably connected to an end of the driver blade 300, and the boss is used to prevent the end of the driver blade 300 from entering the casing 100.
In some embodiments of the present invention, at least one end of the driver blade 300 protrudes out of the housing 100 and is provided with a finger ring for pushing and pulling. The thumb is moved into the ring, and the driver blade 300 can be pushed or pulled, so that the driver blade 300 moves left or right.
Referring to fig. 1 to 3, in some embodiments of the present invention, a holding portion 110 is provided on the housing 100. The housing 100 has a space as a holding portion 110, so that a user can hold the sampling stick comfortably, and the holding portion 110 is generally configured as an optical axis or a palm-fitting manner. The holding part 110 is held by the right hand, the screwing part is stirred by the thumb or the screwing part is rotated by the left hand, the rotating shaft 200 drives the sampling rod to rotate, and then the sampling rod is held by the right hand to rotate for sampling.
Referring to fig. 3, in some embodiments of the present invention, the sampling head 400 is detachably connected to the rotating shaft 200. The shell 100, the rotating shaft 200 and the like can be repeatedly utilized, so that the environment is protected, the energy is saved, and the cost of medical instruments used by a patient is reduced.
In some embodiments of the present invention, the sampling head 400 is connected to the rotating shaft 200 by a snap or a screw.
In some embodiments of the present invention, the sampling head 400 is detachably connected to a protective soft cover. When the new sampling head 400 is not called to the rotating shaft 200, the protective soft sleeve is used for coating and retaining; can separate liftoff taking the sampling head 400 of taking through holding the protection soft cover, and then can assemble the sampling head 400 in the pivot 200, the back is connected toward pivot 200 to the sampling head 400, and soft protection soft cover also can easily be taken off.
Referring to fig. 1-3, in some embodiments of the present invention, an illumination structure 600 is disposed on the housing 100. Composite lighting structure 600 on sampling rod, medical personnel only need one-hand operation, and it is more convenient to sample
Referring to fig. 1-3, in some embodiments of the present invention, the housing 100 includes a ring flange 120 disposed on a peripheral wall of the housing 100, and the illumination structure 600 is disposed on a side of the ring flange 120 facing the sampling head 400. Illumination structure 600 sets up the lower extreme at ring flange 120, and medical personnel can avoid light to penetrate eyes directly in the in-process of using the sampling stick.
In some embodiments of the present invention, the illumination structure 600 includes a phosphor block disposed on the housing 100. The fluorescent block is used on the sampling rod, so that the fluorescent block absorbs sunlight light in a normal state and can provide illumination when in use.
Referring to fig. 1 to 3, in some embodiments of the present invention, the lighting structure 600 includes a lamp bead 610 and a button cell 620 for providing a working power supply to the lamp bead 610.
Referring to fig. 3 and 5, in some embodiments of the present invention, the button cell further includes a metal end cap 700 and a sleeve 130 disposed on the housing 100, the sleeve 130 includes a bottom 131, an insulating ring 132 and a wall 133, the bottom 131 and the wall 133 are made of a metal conductive material and are connected through the insulating ring 132, the button cell 620 is assembled in the sleeve 130, and the metal end cap 700 is screwed to the wall 133 and pushes the button cell 620, so that one electrode of the button cell 620 abuts against the bottom 131. A tighter and more elaborate button cell 620 power supply structure.
In some embodiments of the present invention, the outer side of the metal end cap 700 is provided with an insulating layer 710.
Referring to fig. 1 to 4, in some embodiments of the present invention, a conductive closing strip 320 is disposed on the driving strip 300, a first electrical contact 140 and a second electrical contact 150 are disposed on the casing 100, the first electrical contact 140 is electrically connected to a first electrode of the lamp bead 610, one of the positive and negative electrodes of the button cell 620 is electrically connected to a second electrode of the lamp bead 610, the other one of the positive and negative electrodes is electrically connected to the second electrical contact 150, and the driving strip 300 is movable to a limit position, so that the conductive closing strip 320 is electrically connected to the first electrical contact 140 and the second electrical contact 150. A tighter and more delicate conductive structure.
Referring to fig. 1 to 3, the right end of the driving bar 300 is provided with a conductive closing bar 320, and the right end of the housing 100 is provided with the first and second electrical contacts 140 and 150. It is understood that the left end of the driving bar 300 may also be provided with the conductive closing bar 320, and the left end of the housing 100 may also be provided with the first and second electrical contacts 140 and 150.
Referring to fig. 1 and 3, the driving bar 300 moves to the left and moves to the extreme position, that is, the right end of the driving bar 300 is blocked, and the conductive closing bar 320 (at the right end of the driving bar 300) is electrically connected to the first electrical contact 140 and the second electrical contact 150, at this time, the driving bar 300 can not move to the left any more, and the lighting circuit is also closed to form a conductive loop.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A rotating sampling wand, comprising:
a housing (100);
a rotating shaft (200) rotatably connected to the housing (100);
the driving bar (300) is movably connected to the shell (100) and is connected with the rotating shaft (200) through a transmission mechanism (500), and the driving bar (300) is used for driving the rotating shaft (200) to rotate;
the sampling head (400) is arranged at one end of the rotating shaft (200), and the sampling head (400) protrudes out of the shell (100).
2. The rotating sampling rod according to claim 1, characterized in that the transmission mechanism (500) comprises a gear (510) and a rack (520) engaged with the gear (510), the gear (510) is connected to the spindle (200) and is coaxial with the spindle (200), and the rack (520) is arranged on the driving bar (300).
3. A rotating sampling wand according to claim 1 or 2, characterized in that the drive strip (300) protrudes with both ends out of the housing (100) and is provided with a push part (310).
4. The rotating sampling wand of claim 3, wherein the push part (310) is a boss detachably attached to the end of the driver blade (300), the boss being used to prevent the end of the driver blade (300) from entering the housing (100).
5. A rotating sampling wand according to claim 1 or 2, wherein at least one end of the driving strip (300) protrudes out of the housing (100) and is provided with a finger ring for pushing and pulling.
6. The rotating sampling wand according to claim 1 or 2, characterized in that the housing (100) is provided with a grip (110).
7. The rotating sampling rod according to claim 2, characterized in that an eccentric mass (210) is provided on the rotating shaft (200) at a position deviated from the axial center of the rotating shaft (200), and the rack (520) is provided at the middle of the driving bar (300).
8. A rotating sampling wand according to claim 1 or 2, wherein the sampling head (400) is detachably connected to the spindle (200).
9. The rotating sampling wand of claim 8, wherein the sampling head (400) is a snap-fit connection or a threaded connection with the spindle (200).
10. The rotating sampling wand of claim 9, wherein the sampling head (400) is removably attached in a protective flexible sleeve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021412726.3U CN213372144U (en) | 2020-07-16 | 2020-07-16 | Rotary sampling rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021412726.3U CN213372144U (en) | 2020-07-16 | 2020-07-16 | Rotary sampling rod |
Publications (1)
Publication Number | Publication Date |
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CN213372144U true CN213372144U (en) | 2021-06-08 |
Family
ID=76201337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021412726.3U Expired - Fee Related CN213372144U (en) | 2020-07-16 | 2020-07-16 | Rotary sampling rod |
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CN (1) | CN213372144U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111839598A (en) * | 2020-07-16 | 2020-10-30 | 珠海市人民医院 | Illumination type rotary sampling rod |
-
2020
- 2020-07-16 CN CN202021412726.3U patent/CN213372144U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111839598A (en) * | 2020-07-16 | 2020-10-30 | 珠海市人民医院 | Illumination type rotary sampling rod |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |