CN215374679U - Biological sample detection dropper - Google Patents
Biological sample detection dropper Download PDFInfo
- Publication number
- CN215374679U CN215374679U CN202121735160.2U CN202121735160U CN215374679U CN 215374679 U CN215374679 U CN 215374679U CN 202121735160 U CN202121735160 U CN 202121735160U CN 215374679 U CN215374679 U CN 215374679U
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- twist
- head
- handle
- dropper
- biological sample
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Abstract
The utility model discloses a biological sample detection dropper. Including the body, still include the device of dripping to and corresponding operating means, the device of dripping includes the spiro union in this body orificial tube cap head, locates the tube cap lid roof, correspond the complex export with the body mouth of pipe, and connect in the neck pipe formula of export drips the head, operating means includes fixed connection in the twist-off handle of this neck pipe formula drip head to and corresponding twist-off operation upper shield, twist-off operation upper shield passes through the active coupling device and connects in the tube cap head and twist-off handle. The dropper for detecting the biological sample is relatively simple and reasonable in structure and strong in applicability.
Description
Technical Field
The present invention relates to a biological detection device. In particular to a biological sample detection dropper.
Background
Under the effect of technical progress, the sampling dropper device for biological samples is improved and enhanced in product functions, structural composition, performance characteristics and the like. However, with the continuous improvement of the practical requirements of detection and inspection, the existing dropper device has certain disadvantages, for example, although some dropper devices have stronger functions, the structural composition becomes more complicated and even unreasonable, and the structural composition is relatively simple, so that the dropper device is not convenient to use and operate, has insufficient functions, and has the requirements of further improvement and improvement of the use effect. Particularly, the pollution is avoided as much as possible in the sampling process, the circulation is convenient, the structure of the dropper detection device is expected to be simpler, the operation and the use are more convenient, and the two aspects cannot be better considered.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a biological sample detection dropper aiming at the defects of the prior art. The dropper for detecting the biological sample is relatively simple and reasonable in structure and strong in applicability.
The technical scheme of the biological sample detection dropper comprises a dropper body, a dropping device and a corresponding operating device, wherein the dropping device comprises a tube cover head, an outlet hole and a neck tube type dropping end socket, the tube cover head is in threaded connection with a tube opening of the dropper body, the outlet hole is formed in the top wall of the tube cover head and is correspondingly matched with the tube opening of the dropper body, the neck tube type dropping end socket is connected with the outlet hole, the operating device comprises a twist-off handle and a corresponding twist-off operating sleeve cover, the twist-off operating sleeve cover is fixedly connected with the neck tube type dropping end socket, and the twist-off operating sleeve cover is connected with the tube cover head and the twist-off handle through a movable coupling device.
The movable coupling device comprises intermittent and/or continuous threaded connecting parts which are respectively arranged between the cap dropping head and the twist-off operation sleeve cover and are connected with each other, and a convex-concave clamping device which is arranged in the twist-off operation sleeve cover and is movably clamped with the twist-off handle correspondingly.
The convex-concave clamping device comprises a plurality of convex bodies which are respectively connected in the twist-off operation sleeve cover and correspond to each other at intervals, and longitudinal and/or transverse spaces formed by the convex bodies at intervals are matched with the twist-off handle.
The biological sample detection dropper disclosed by the utility model can realize protection and isolation on samples in a closed mode, can avoid sample cross contamination, ensures the circulation safety of a sampled sample, ensures the real, accurate and reliable biological sample detection, and is particularly simple and convenient to use and operate when the sampled sample is filled and dripped out.
Drawings
FIG. 1 is a schematic view of a three-dimensional exploded structure of an embodiment of a dropper for detecting biological samples according to the present invention; FIG. 2 is a schematic perspective view of a tube cap of the dropper for detecting biological samples according to an embodiment of the present invention; FIG. 3 is a schematic view of a back-facing configuration of the tube capping head of FIG. 2; fig. 4 is a schematic perspective view of an embodiment of a twist-off operating cover for a dropper for biological sample detection according to the present invention.
Detailed Description
In order to further understand the technical solution of the present invention, the following embodiments are further, clearly and completely described with reference to the accompanying drawings.
As shown in fig. 1-4. The biological sample detection dropper of the present embodiment includes a tube body 1, a dropping device, an operating device, a movable coupling device, and the like.
The outer peripheral wall of the pipe orifice end of the pipe body 1 is provided with a thread (male thread) connecting part 2. The dripping device comprises a pipe cover head 3, a neck pipe type dripping end socket 6 and the like. The operating device comprises a twist-off handle 7, a corresponding twist-off operating sleeve cover 8 and the like.
The inner wall of the pipe cap head 3 is provided with a corresponding thread (female thread) connecting part which is connected with the thread connecting part 2 of the pipe body 1 in a threaded manner. An intermittent screw (male screw) connection portion 5 is provided at one end of the top wall of the pipe cap 3, and the intermittent screw connection portion 5 is provided on the outer peripheral wall surface of the reduced diameter section 4 of the pipe cap 3. The top wall of the pipe cover head 3 is provided with a leading-out hole 3a, and the leading-out hole 3a and the pipe orifice of the pipe body 1 can form contact pressure type sealing communication connection.
The neck pipe type dripping seal head 6 with the pipe diameter far smaller than the pipe body and the corresponding pipe diameter of the reducing section of the pipe cover head 3 is fixedly connected with the leading-out hole of the pipe cover head 3. The twist-off handle 7 is fixedly connected with the free end of the neck pipe type dripping seal head 6, one end of the inner cavity of the neck pipe type dripping seal head 6 is communicated with the guide-out hole, and the free end of the neck pipe type dripping seal head 6 is sealed. The free end of the neck-type drip closure 6 can be sealed in this case by means of a twist-off lever 7.
The movable coupling device of the twist-off operation sleeve cover 8 comprises four plate-shaped convex bodies 9 which are respectively and fixedly connected with the inner wall of the twist-off operation sleeve cover 8, the four plate-shaped convex bodies are mutually parallel and spaced in the longitudinal direction and the transverse direction, the shape and the size of a longitudinal space 11 and a transverse space 11 which are formed by the mutual spacing of the four plate-shaped convex bodies are matched with the corresponding shape and the size of the twist-off handle 7, and the longitudinal space 11 and the transverse space 11 which are matched with the corresponding shape and the size of the twist-off handle 7 in shape and size respectively form a clamping groove of the twist-off handle.
The inner peripheral wall of the twist-off operation sleeve cap 8 is provided with a single-turn thread (female thread) connection portion 10 corresponding to the intermittent thread connection portion 5 of the pipe cap 3. The neck pipe type dripping seal head 6 can be manufactured with the pipe cover head into a whole. The tube body 1 is made of a material with certain elasticity or soft material, such as rubber or latex material. The twist-off operating sleeve cap 8 and the tube cap 3 can be made of plastic with a certain hardness.
When the pipe cap is used, the pipe cap head 3 is connected to one end of the pipe orifice of the pipe body through the corresponding threaded connecting part, and the guide-out hole of the pipe cap head 3 is in sealed connection with the pipe orifice of the pipe body. The tube cap 3 and the neck tube type dripping seal head 6 seal the biological sampling sample in the inner cavity of the tube body.
When the twist-off operation sleeve cover is used, the twist-off operation sleeve cover is covered on the twist-off handle, the twist-off handle is clamped into a corresponding transverse or longitudinal clamping groove in the twist-off operation sleeve cover, the twist-off operation sleeve cover is rotated to be matched with the interrupted thread connecting part of the pipe cover head through the single-circle thread connecting part of the twist-off operation sleeve cover, the neck pipe type dropping end cover can be twisted off through the matching of the clamping groove of the twist-off operation sleeve cover and the twist-off handle, the twist-off opening of the neck pipe type dropping end cover forms a dropping opening of a dropping pipe, and a sampling sample can be dropped from the dropping opening for detection.
The single-circle thread connecting part of the twist-off operation sleeve cover and the intermittent thread connecting part of the pipe cover head are arranged in the corresponding matching and connecting mode: after the twist-off handle is clamped into the clamping groove of the twist-off operation sleeve cover, the single-circle threaded connecting part and the intermittent threaded connecting part can form a threaded connection.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, substitutions and alterations can be made in these embodiments without departing from the principles of the utility model, and the described embodiments are only a subset of, rather than all, embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Claims (3)
1. The utility model provides a biological sample detects burette, includes the body, and characterized by still includes the device of driping to and corresponding operating means, the device of driping includes the spiro union in the orificial tube cap head of this body, locates the tube cap head roof, correspond the complex exit hole with the body mouth of pipe, and connect in the neck pipe formula of exit hole drips out the head, operating means includes fixed connection in the twist-off handle of this neck pipe formula exit head to and corresponding twist-off operation upper shield, twist-off operation upper shield passes through the active coupling device and connects in tube cap head and twist-off handle.
2. The biological sample detection dropper of claim 1, wherein the movable coupling device comprises intermittent and/or continuous threaded connection portions respectively disposed between the dropper head and the twist-off operation cap and connected to each other, and a male and female locking device disposed in the twist-off operation cap and movably locked to the twist-off handle.
3. The biological specimen testing dropper of claim 2, wherein the male and female locking means comprises a plurality of protrusions spaced apart from each other and coupled to the twist-off handle cap, respectively, such that the protrusions are spaced apart from each other to form longitudinal and/or lateral spaces corresponding to the twist-off handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735160.2U CN215374679U (en) | 2021-07-28 | 2021-07-28 | Biological sample detection dropper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735160.2U CN215374679U (en) | 2021-07-28 | 2021-07-28 | Biological sample detection dropper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215374679U true CN215374679U (en) | 2021-12-31 |
Family
ID=79612549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121735160.2U Active CN215374679U (en) | 2021-07-28 | 2021-07-28 | Biological sample detection dropper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215374679U (en) |
-
2021
- 2021-07-28 CN CN202121735160.2U patent/CN215374679U/en active Active
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