CN213963454U - Sampling device of elastic control - Google Patents
Sampling device of elastic control Download PDFInfo
- Publication number
- CN213963454U CN213963454U CN202022393361.0U CN202022393361U CN213963454U CN 213963454 U CN213963454 U CN 213963454U CN 202022393361 U CN202022393361 U CN 202022393361U CN 213963454 U CN213963454 U CN 213963454U
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- Prior art keywords
- push rod
- cavity
- stopper
- sampling device
- housing
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- 238000005070 sampling Methods 0.000 title claims abstract description 83
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses an elastic control sampling device, which comprises a shell, a sampling device and a control device, wherein the shell comprises a main cavity and at least one auxiliary cavity; the sampling head is connected to the auxiliary cavity in a sliding manner; the pushing mechanism comprises a first spring and a push rod, the push rod is arranged in the auxiliary cavity in a sliding mode, the first spring is used for driving the push rod to move downwards, and the push rod is used for pushing the sampling head out of the auxiliary cavity downwards. So set up, use sampling device to accomplish the sample back, exert elasticity through first spring to the push rod, make the push rod downstream in vice cavity, the push rod then promotes the sample head downwards, break away from vice cavity until the sample head, fall into the collection container, the in-process need not directly pass through hand contact sample head, directly can let the sample head break away from in the sampling device through the push rod, make the operation more convenient, the possibility that direct contact sample head probably leads to the sample to be polluted or the sample splashes has also been reduced.
Description
Technical Field
The utility model relates to a medical apparatus, in particular to an elastic control sampling device.
Background
The sampling rod is commonly used in medical care, and is used for wiping/dipping a sampling solution from the skin, oral cavity and other parts of a human body, and then a sampling end is taken off and put into a reagent bottle/a storage bottle/a test tube.
Among the prior art, the sampling stick includes handheld section and sampling head, and medical personnel can only break the sampling head after the sample is accomplished, or take off the sampling head with the hand and put into the bottle. When the sampling rod in the prior art takes off the sampling head, the sampling head is easy to touch the hand, and in the breaking process, the sampling head receives impact force, so that the sample on the sampling head is easy to splash.
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 an elasticity control's sampling device makes medical personnel need not to contact the sampling head and can take off the sampling head from the sampling stick.
According to the utility model discloses an elasticity control's sampling device, include:
a housing comprising a primary cavity and at least one secondary cavity;
the sampling head is connected to the auxiliary cavity in a sliding manner;
the pushing mechanism comprises a first spring and a push rod, the push rod is arranged in the auxiliary cavity in a sliding mode, the first spring is used for driving the push rod to move downwards, and the push rod is used for pushing the sampling head out of the auxiliary cavity downwards.
According to the utility model discloses elasticity control's sampling device has following beneficial effect at least: use sampling device to accomplish the sample back, exert elasticity through first spring to the push rod, make the push rod downstream in vice cavity, the push rod then promotes the sample connection downwards, break away from vice cavity until the sample connection, fall into the collection container, the in-process need not directly pass through hand contact sample connection, directly can let the sample connection break away from in the sampling device through the push rod, it is more convenient to make the operation, the possibility that direct contact sample connection probably leads to the sample to be polluted or the sample flies the spill has also been reduced.
According to the utility model discloses a some embodiments still include first stopper, the main cavity with vice cavity correspondence is provided with the opening, first stopper slides and sets up in the opening, first stopper can restrict the push rod lapse.
According to some embodiments of the utility model, still including haulage rope and reset spring, the haulage rope with reset spring all connects first stopper, the haulage rope is used for the drive first stopper to the internal slip of main cavity, reset spring is used for the drive first stopper to the internal slip of vice cavity.
According to the utility model discloses a some embodiments, be provided with the baffle on the inner wall of the main cavity body, reset spring's one end fixed connection is in on the baffle, the other end is connected first stopper.
According to the utility model discloses a few embodiments, it has the button still to articulate on the casing, the one end of haulage rope is connected first stopper, the other end is connected the one end of button.
According to some embodiments of the utility model, the upper end of vice cavity is connected with the upper cover, the upper end of first spring is connected the upper cover, the lower extreme of first spring is connected the push rod.
According to some embodiments of the invention, the upper cover and the auxiliary cavity are in threaded connection.
According to some embodiments of the invention, the outer wall of the secondary cavity is made of a transparent material.
According to some embodiments of the utility model, the casing includes first shell and second shell, first shell with the second shell is assembled and is limited out the main cavity with vice cavity, first shell with the second shell is provided with the arch respectively, first shell with two when the second shell is assembled the second stopper is constituteed to the arch, the second stopper is located in vice cavity, the second stopper is used for restricting the push rod roll-off vice cavity.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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 device (hidden protective cover) according to an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the sampling device shown in FIG. 1 (with the first housing hidden);
fig. 3 is a cross-sectional view of the sampling device shown in fig. 1.
The structure comprises a shell 100, a first shell 101, a second shell 102, a main cavity 110, a secondary cavity 120, an upper cover 121, an opening 130, a baffle 140, a pulley 150, a stopper 160 and a second limiting block 170;
a sampling head 200, a fixture block 210, a connecting rod 220, a sampling part 230;
a push rod 300, a first spring 310;
a first stopper 400, a return spring 410, a pull rope 420 and a button 430.
Detailed Description
Reference will now be made in detail to 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 function 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. 2 and 3, an elastically controlled sampling device according to an embodiment of the present invention includes a housing 100, the housing 100 including a main chamber 110 and at least one sub-chamber 120; the sampling head 200 comprises three parts from top to bottom, namely a fixture block 210, a connecting rod 220 and a sampling part 230, the fixture block 210 and the sampling part 230 are connected together through the connecting rod 220, and the sampling head 200 can be clamped in the auxiliary cavity 120 through the fixture block 210, so that the sampling head 200 can sufficiently resist the self gravity and cannot fall off from the auxiliary cavity 120; the pushing mechanism comprises a push rod 300, and the push rod 300 is arranged in the auxiliary cavity 120 and can be used for pushing the sampling head 200 out of the auxiliary cavity 120. So set up, after medical personnel carried out the sampling operation, need not to push out the first 200 of hand direct contact sample, can directly release the first 200 of sample from vice cavity 120 through push rod 300 to can be directly push into vice cavity 120 with the fixture block 210 part of new first 200 of sample, the dismouting is very convenient.
In some embodiments, referring to fig. 3, the pushing mechanism further includes a first spring 310, the first spring 310 is used for driving the push rod 300 to move downward, so that the push rod 300 pushes the sampling head 200 downward out of the secondary cavity 120, after sampling is completed by using the sampling device, the push rod 300 is applied with an elastic force by the first spring 310 to move downward in the secondary cavity 120, the push rod 300 pushes the sampling head 200 downward until the sampling head 200 is separated from the secondary cavity 120 and falls into the collection container, the sampling head 200 does not need to be directly contacted by a hand during the process, the sampling head 200 can be separated from the sampling device directly by the push rod 300, so that the operation is more convenient, and the possibility that the sample is polluted or splashed out due to direct contact with the sampling head 200 is also reduced.
In some embodiments, referring to fig. 3, a driving mechanism is further included, the driving mechanism includes a button 430 and a first stopper 400, the button 430 is hinged in the main cavity 110, the first stopper 400 is used for limiting the push rod 300 to slide downward, the button can be used for driving the first stopper 400 to move away from the push rod 300, so that the push rod 300 can slide downward normally, that is, when the sampling head 200 is inserted into the secondary cavity 120, the latch 210 abuts against the push rod 300 and pushes the push rod 300 upward until the first stopper 400 pops up to limit the push rod 300, the sampling head 200 remains stationary in the secondary cavity 120 under the action of the latch 210, the first spring 310 is pressed by the pressing tool, after sampling is completed, the button 430 is pressed to move the first stopper 400 away from the push rod 300, and the push rod 300 pushes the sampling head 200 downward under the action of the first spring 310, so that the sampling head 200 is separated from the secondary cavity 120.
In the above embodiment, the latch 210 may be a rubber block.
According to some embodiments of the present invention, referring to fig. 2 or fig. 3, the corresponding positions on the main cavity 110 and the auxiliary cavity 120 are respectively provided with an opening 130, the first stopper 400 is slidably disposed in the opening 130, when the first stopper 400 slides into the auxiliary cavity 120, the first stopper 400 can limit the push rod 300 to slide downwards, and when the first stopper 400 slides into the main cavity 110, the push rod 300 can slide freely in the auxiliary cavity 120.
According to some embodiments of the utility model, refer to fig. 2 or fig. 3, push rod 300 is the U type, and the opening of U type is towards main cavity 110, the first spring 310 of upper end outer wall connection of U type, the inner wall of the upper end of the upper surface butt U type of first stopper 400, set up to U type structure, can make push rod 300 upper end and first spring 310 fully contact, the atress is even, the middle part opening can be spacing by first stopper 400, the lower extreme can fully contact with sampling head 200 simultaneously, it is askew that sampling head 200 can not pushed away to make when pushing away sampling head 200.
According to some embodiments of the utility model, refer to fig. 2 or fig. 3, still including haulage rope 420 and reset spring 410, reset spring 410 can directly set up on the lateral wall of main cavity 110, in the embodiment shown in fig. 2 or fig. 3, be provided with baffle 140 on the inner wall of main cavity 110, reset spring 410's one end fixed connection is on baffle 140, first stopper 400 is connected to the other end, when push button 430 drives first stopper 400 and keeps away from push rod 300, first stopper 400 extrudes reset spring 410, loosen button 430, first stopper 400 is then promoted and is close to push rod 300 under reset spring 410's effect. Haulage rope 420 is connected between first stopper 400 and button 430, be provided with pulley 150 on the inside of the main cavity body 110, haulage rope 420 one end is connected on first stopper 400, the other end connects the one end at button 430 after changing direction via pulley 150, button 430 articulates in the main cavity body 110, lie in the outer one end of main cavity body 110 through pressing button 430, it is rotatory to make button 430, pulling haulage rope 420, thereby the first stopper 400 of pulling makes it keep away from push rod 300, can make push rod 300 can release sampling head 200.
According to some embodiments of the utility model, referring to fig. 1 and 2, be provided with upper cover 121 in the upper end of vice cavity 120, the upper end of first spring 310 is connected on upper cover 121, and the lower extreme is connected on push rod 300, when assembling, can send into vice cavity 120 from the top after upper cover 121 and push rod 300 have been connected to first spring 310, then fixes upper cover 121 on vice cavity 120, be convenient for dismouting and later maintenance, work such as disinfection.
Preferably, the upper cover 121 and the sub-chamber 120 are coupled to each other by a screw, or may be engaged with each other by a snap.
According to some embodiments of the present invention, the auxiliary chamber 120 is connected to the main chamber 110 by a buckle, and the auxiliary chamber 120 can be completely detached from the main chamber 110, so as to perform separate cleaning and disinfection.
According to some embodiments of the utility model, the outer wall of vice cavity 120 is made by transparent material, can be transparent plastic or glass, is made by transparent material, and then the position of observation sampling head 200 and push rod 300 in vice cavity 120 that can be better, the dismouting operation to sampling head 200 that makes is more convenient and directly perceived.
According to some embodiments of the present invention, referring to fig. 1 and 3, the housing 100 comprises a first casing 101 and a second casing 102, the first casing 101 and the second casing 102, when assembled together, define a main chamber 110 and a sub-chamber 120, while the positions of the corresponding sub-cavities 120 of the first and second housings 101 and 102 are respectively provided with protrusions, when the first shell 101 and the second shell 102 are assembled together, the two protrusions form a second stopper 170, the second stopper 170 is located in the secondary cavity 120, and is located below the first stopper 400, when the form of the splicing housing 100 is adopted, the first spring 310 and the push rod 300 are not fixed in the auxiliary cavity 120, directly after separating the first housing 101 and the second housing 102, the first spring 310 and the push rod 300 are placed at the position of the sub-chamber 120 of the first housing 101, then, the first housing 101 and the second housing 102 are assembled, and the second stopper 170 can ensure that the push rod 300 cannot fall off in the auxiliary cavity 120.
According to the utility model discloses a some embodiments still are provided with the lag on the sample portion 230 of sampling head 200, avoid sample portion 230 to be contaminated by other materials and lead to unable normal use before using, directly take off the lag can in the use.
A method for using a sampling device, the sampling device of the above embodiment, further comprising the steps of:
preparing: inserting the sampling head into the auxiliary cavity until the first limiting block bounces into the auxiliary cavity from the main cavity, clamping the push rod by the first limiting block, and keeping the sampling head at the lower end of the auxiliary cavity at the moment;
sampling: holding the outer wall of the main cavity by hand, extending the sampling part of the sampling head into the area to be sampled and contacting the area to be sampled, and slightly wiping the area to be sampled to attach the sample to the sampling part;
collecting: on arranging the sample collection container in with the sample thief, press the button, the drive stopper slides to the main cavity is internal, and the stopper breaks away from the push rod, and the push rod is whole to be pushed the collection container with the sample thief.
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 (9)
1. An elastically controlled sampling device, comprising:
a housing comprising a primary cavity and at least one secondary cavity;
the sampling head is connected to the auxiliary cavity in a sliding manner;
the pushing mechanism comprises a first spring and a push rod, the push rod is arranged in the auxiliary cavity in a sliding mode, the first spring is used for driving the push rod to move downwards, and the push rod is used for pushing the sampling head out of the auxiliary cavity downwards.
2. The sampling device of claim 1, further comprising a first stopper, wherein the main cavity and the auxiliary cavity are provided with openings, the first stopper is slidably disposed in the openings, and the first stopper can limit the push rod from sliding downward.
3. The sampling device of claim 2, further comprising a pulling rope and a return spring, wherein the pulling rope and the return spring are both connected to the first limiting block, the pulling rope is used for driving the first limiting block to slide in the main cavity, and the return spring is used for driving the first limiting block to slide in the auxiliary cavity.
4. The sampling device of claim 3, wherein a baffle is disposed on the inner wall of the main cavity, one end of the return spring is fixedly connected to the baffle, and the other end of the return spring is connected to the first stopper.
5. The elastically controlled sampling device of claim 3, wherein the housing further comprises a button, one end of the pulling rope is connected to the first stopper, and the other end of the pulling rope is connected to one end of the button.
6. An elastically controlled sampling device according to any one of claims 1 to 5, wherein the upper end of the secondary chamber is connected to an upper cap, the upper end of the first spring is connected to the upper cap, and the lower end of the first spring is connected to the push rod.
7. The resiliency controlled sampling device of claim 6, wherein the cap is threadably connected to the secondary chamber.
8. The device of claim 6, wherein the outer wall of the secondary chamber is made of a transparent material.
9. An elastically controlled sampling device according to any one of claims 1 to 5, wherein the housing comprises a first housing and a second housing, the first housing and the second housing define the main cavity and the auxiliary cavity when assembled, the first housing and the second housing are respectively provided with a protrusion, the first housing and the second housing form a second stopper when assembled, the second stopper is located in the auxiliary cavity, and the second stopper is used for limiting the push rod from sliding out of the auxiliary cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022393361.0U CN213963454U (en) | 2020-10-23 | 2020-10-23 | Sampling device of elastic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022393361.0U CN213963454U (en) | 2020-10-23 | 2020-10-23 | Sampling device of elastic control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213963454U true CN213963454U (en) | 2021-08-17 |
Family
ID=77257114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022393361.0U Expired - Fee Related CN213963454U (en) | 2020-10-23 | 2020-10-23 | Sampling device of elastic control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213963454U (en) |
-
2020
- 2020-10-23 CN CN202022393361.0U patent/CN213963454U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |