CN220803338U - Prevent volatile biomedical sampling device for reagent - Google Patents
Prevent volatile biomedical sampling device for reagent Download PDFInfo
- Publication number
- CN220803338U CN220803338U CN202322452886.0U CN202322452886U CN220803338U CN 220803338 U CN220803338 U CN 220803338U CN 202322452886 U CN202322452886 U CN 202322452886U CN 220803338 U CN220803338 U CN 220803338U
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- China
- Prior art keywords
- needle cylinder
- fixedly connected
- biomedical
- liquid adding
- reagent
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- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 32
- 238000005070 sampling Methods 0.000 title claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 239000003814 drug Substances 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of biological medicine reagent testing, in particular to a sample injection device for preventing volatilization of biological medicine reagent, which comprises a needle cylinder, wherein the right end of a connecting block is fixedly connected with a needle head body, the outer surface of the connecting block is in threaded connection with a protecting device, the front part of the outer surface of the needle cylinder is provided with a transparent window, the front part of the outer surface of the needle cylinder is provided with scales, the scales are positioned above the transparent window, the upper part of the outer surface of the needle cylinder is fixedly connected with a liquid adding pipe in an inserting way, the middle part of the upper end of the liquid adding pipe is provided with a corresponding groove, and the upper end of the liquid adding pipe is movably clamped with a volatilization preventing device. According to the sample injection device for the biomedical reagent, the joint of the liquid adding pipe and the pressing block is tightly plugged through the arranged volatilization preventing device, so that the tightness is enhanced, a piston type sample of the biomedical reagent is adopted to extract, the sampling time is short, and the biomedical reagent of the sample is not easy to volatilize in the sampling process.
Description
Technical Field
The utility model relates to the technical field of biomedical reagent testing, in particular to a sample injection device for a biomedical reagent, which is capable of preventing volatilization.
Background
The pharmaceutical industry and the biomedical engineering industry are two major posts of the modern medicine industry, the biomedical industry is composed of the biotechnology industry and the medicine industry together, when people produce the biomedical, the medicine taking device is often used, and the existing sample injection device for the biomedical reagent has at least the following defects in the use process: the biological medicine reagent is sampled by a drop tube type, the biological medicine reagent in the container is required to be sucked for a plurality of times, and the volatilization is easy to cause in the process, so that the accuracy of the detection of the biological medicine reagent sample is affected; therefore, we propose a sample injection device for preventing volatilizing biomedical reagent.
Disclosure of utility model
The utility model mainly aims to provide a sample injection device for a biomedical reagent, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a prevent that biological medicine reagent of volatilizing from taking a sample device, includes the cylinder, the left end middle part swing joint of cylinder has the piston push rod, the right end middle part fixedly connected with connecting block of cylinder, the right end fixedly connected with syringe needle body of connecting block, the surface threaded connection of connecting block has protection device, the surface front portion of cylinder is provided with the transparent window, the surface front portion of cylinder is provided with the scale, and the scale is located the top of transparent window, the surface upper portion of cylinder alternates fixedly connected with liquid feeding pipe, the upper end middle part of liquid feeding pipe is opened there is corresponding groove, the upper end activity joint of liquid feeding pipe has anti-volatilizing device;
The anti-volatilization device comprises a rubber plug, wherein the upper end of the rubber plug is fixedly connected with a pressing block, the upper part of the outer surface of the rubber plug is sleeved with a sealing ring, the upper end of the pressing block is fixedly connected with a pull ring, and the rubber plug is movably clamped in a corresponding groove.
Preferably, the protection device comprises a protection sleeve, a plurality of anti-slip patterns are carved on the outer surface of the protection sleeve, a screw groove is formed in the left part of the inner wall of the protection sleeve, and the protection sleeve is positioned on the outer side of the needle body.
Preferably, the position and the size of the rubber plug are matched with those of the corresponding groove, and the sealing ring is tightly attached to the upper part of the inner groove wall of the corresponding groove.
Preferably, the protection sleeve is of a hollow circular structure, the position size of the screw groove is matched with the position size of the connecting block, and the inner wall of the protection sleeve is not contacted with the needle body.
Preferably, the needle body is communicated with the inside of the syringe, and the liquid adding pipe is communicated with the inside of the syringe.
Compared with the prior art, the utility model has the following beneficial effects:
1. The rubber plug is movably clamped in the corresponding groove through the anti-volatilization device, is made of rubber, has elasticity, can play a certain role in plugging, is provided with the silica gel strip outside, has stronger plasticity, is matched with the sealing ring for use, tightly plugs the joint of the liquid adding pipe and the pressing block, enhances the tightness, allows an external biological medicine reagent to enter the needle cylinder through the needle head body by pumping the piston push rod, and has short sampling time, so that the biological medicine reagent of the sample is not easy to volatilize in the sampling process;
2. Through setting up protection device, because the position size looks adaptation of helicoidal groove and the position size of connecting block, protection sleeve screw thread installs the surface at the connecting block to protection sleeve is located the outside of the syringe needle body, increases the protectiveness.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a sample injection device for preventing volatilization of biomedical reagents;
FIG. 2 is a schematic diagram of a part of the structure of a sample injection device for preventing volatilization of biomedical reagents according to the present utility model;
FIG. 3 is a schematic diagram showing the overall structure of an anti-volatilization device of a sample injection device for preventing volatilization of biomedical reagents;
fig. 4 is a schematic diagram showing the overall structure of a protecting device of a sample injection device for preventing volatilization of biomedical reagents.
In the figure: 1. a needle cylinder; 2. a scale; 3. a volatilization preventing device; 4. a liquid adding tube; 5. a protection device; 6. a transparent window; 7. a piston push rod; 8. a needle body; 9. a connecting block; 10. a corresponding groove; 31. a pull ring; 32. briquetting; 33. a seal ring; 34. rubber plugs; 51. a protective sleeve; 52. anti-skid lines; 53. a screw groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present utility model provides a technical solution:
The utility model provides a prevent that biological medicine reagent that volatilizes from using sampling device, including cylinder 1, the left end middle part swing joint of cylinder 1 has piston push rod 7, the right-hand member middle part fixedly connected with connecting block 9 of cylinder 1, the right-hand member fixedly connected with syringe needle body 8 of connecting block 9, the surface threaded connection of connecting block 9 has protection device 5, the surface front portion of cylinder 1 is provided with transparent window 6, the surface front portion of cylinder 1 is provided with scale 2, and scale 2 is located transparent window 6's top, the surface upper portion of cylinder 1 alternates fixedly connected with liquid feeding pipe 4, open in the middle part of the upper end of liquid feeding pipe 4 has corresponding groove 10, the upper end swing joint of liquid feeding pipe 4 has volatilization preventing device 3;
The volatilization preventing device 3 comprises a rubber plug 34, wherein the upper end of the rubber plug 34 is fixedly connected with a pressing block 32, the upper part of the outer surface of the rubber plug 34 is sleeved with a sealing ring 33, the upper end of the pressing block 32 is fixedly connected with a pull ring 31, and the rubber plug 34 is movably clamped in the corresponding groove 10.
In this embodiment, the protecting device 5 includes a protecting sleeve 51, a plurality of anti-slip patterns 52 are engraved on the outer surface of the protecting sleeve 51, a screw groove 53 is formed on the left part of the inner wall of the protecting sleeve 51, and the protecting sleeve 51 is located at the outer side of the needle body 8; the protective sleeve 51 is of a hollow circular structure, the position size of the screw groove 53 is matched with the position size of the connecting block 9, and the inner wall of the protective sleeve 51 is not contacted with the needle body 8; through the position size looks adaptation of helicoidal groove 53 and the position size of connecting block 9, protection sleeve 51 screw thread installs the surface at connecting block 9 to protection sleeve 51 is located the outside of syringe needle body 8 for to the protection of syringe needle body 8, through the inner wall of protection sleeve 51 not with syringe needle body 8 contact, avoid scraping and rubbing damage syringe needle body 8.
In the embodiment, the position size of the rubber plug 34 is matched with the position size of the corresponding groove 10, and the sealing ring 33 is tightly attached to the upper part of the inner groove wall of the corresponding groove 10; through the position size looks adaptation of rubber stopper 34 and the position size of corresponding groove 10, rubber stopper 34 activity joint is in corresponding groove 10, and rubber stopper 34 is the rubber material, and it has elasticity by itself, can play certain shutoff effect.
In this embodiment, the needle body 8 is communicated with the inside of the syringe 1, and the liquid adding tube 4 is communicated with the inside of the syringe 1.
It should be noted that, in the use process, since the liquid adding pipe 4 is communicated with the inside of the syringe 1, the biomedical reagent is added into the syringe 1 from the corresponding groove 10, the position size of the rubber plug 34 is matched with the position size of the corresponding groove 10, the rubber plug 34 is movably clamped in the corresponding groove 10, the rubber plug 34 is made of rubber material, and has elasticity, a certain plugging function can be achieved, a silica gel strip is arranged outside the rubber plug 34, the plasticity of a silica gel strip is stronger, the silica gel strip is matched with the sealing ring 33 for use, the connection part of the liquid adding pipe 4 and the pressing block 32 is tightly plugged, the tightness is enhanced, the external biomedical reagent enters the syringe 1 through the needle body 8, a biomedical reagent sample is extracted through the piston, the sampling time is short, the sample biomedical reagent is not easy to volatilize in the sampling process, and the position size of the screw groove 53 is matched with the position size of the connecting block 9, the protective sleeve 51 is arranged on the outer surface of the 9 in a threaded manner, so that the protective sleeve 51 is positioned on the outer side of the needle body 8, the protective sleeve is used for tightly plugging the connection block 8, a plurality of the protective sleeves 51 are arranged on the outer surface of the needle body 8, and the protective sleeve is convenient to be conveniently dismounted, and the outer surface of the protective sleeve 51 is convenient to use.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a prevent that biological medicine reagent of volatilizing from using sampling device, includes cylinder (1), its characterized in that: the novel anti-volatilization device is characterized in that a piston push rod (7) is movably connected to the middle part of the left end of the needle cylinder (1), a connecting block (9) is fixedly connected to the middle part of the right end of the needle cylinder (1), a needle head body (8) is fixedly connected to the right end of the connecting block (9), a protecting device (5) is connected to the outer surface of the connecting block (9) in a threaded mode, a transparent window (6) is arranged on the front part of the outer surface of the needle cylinder (1), a scale (2) is arranged on the front part of the outer surface of the needle cylinder (1), the scale (2) is located above the transparent window (6), a liquid adding pipe (4) is fixedly connected to the upper part of the outer surface of the needle cylinder (1) in an inserting mode, a corresponding groove (10) is formed in the middle of the upper end of the liquid adding pipe (4), and an anti-volatilization device (3) is movably clamped at the upper end of the liquid adding pipe (4).
The anti-volatilization device (3) comprises a rubber plug (34), wherein the upper end of the rubber plug (34) is fixedly connected with a pressing block (32), the upper part of the outer surface of the rubber plug (34) is sleeved with a sealing ring (33), the upper end of the pressing block (32) is fixedly connected with a pull ring (31), and the rubber plug (34) is movably clamped in a corresponding groove (10).
2. The sample injection device for biomedical reagents for preventing volatilization according to claim 1, wherein: the protection device (5) comprises a protection sleeve (51), a plurality of anti-slip patterns (52) are engraved on the outer surface of the protection sleeve (51), a screw groove (53) is formed in the left portion of the inner wall of the protection sleeve (51), and the protection sleeve (51) is located on the outer side of the needle body (8).
3. The sample injection device for biomedical reagents for preventing volatilization according to claim 1, wherein: the position size of the rubber plug (34) is matched with the position size of the corresponding groove (10), and the sealing ring (33) is tightly attached to the upper part of the inner groove wall of the corresponding groove (10).
4. The sample injection device for biomedical reagents for preventing volatilization according to claim 2, wherein: the protective sleeve (51) is of a hollow circular structure, the position size of the screw groove (53) is matched with the position size of the connecting block (9), and the inner wall of the protective sleeve (51) is not contacted with the needle body (8).
5. The sample injection device for biomedical reagents for preventing volatilization according to claim 1, wherein: the needle body (8) is communicated with the inside of the needle cylinder (1), and the liquid adding pipe (4) is communicated with the inside of the needle cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452886.0U CN220803338U (en) | 2023-09-08 | 2023-09-08 | Prevent volatile biomedical sampling device for reagent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452886.0U CN220803338U (en) | 2023-09-08 | 2023-09-08 | Prevent volatile biomedical sampling device for reagent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220803338U true CN220803338U (en) | 2024-04-19 |
Family
ID=90709220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322452886.0U Active CN220803338U (en) | 2023-09-08 | 2023-09-08 | Prevent volatile biomedical sampling device for reagent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220803338U (en) |
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2023
- 2023-09-08 CN CN202322452886.0U patent/CN220803338U/en active Active
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