CN210853031U - Specimen liquid filling device - Google Patents
Specimen liquid filling device Download PDFInfo
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- CN210853031U CN210853031U CN201921675524.5U CN201921675524U CN210853031U CN 210853031 U CN210853031 U CN 210853031U CN 201921675524 U CN201921675524 U CN 201921675524U CN 210853031 U CN210853031 U CN 210853031U
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- liquid
- filling
- sample outlet
- storage mechanism
- sealing element
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Abstract
The utility model relates to a specimen liquid filling device, which comprises a liquid storage mechanism and a filling container; the liquid storage mechanism is provided with a sample outlet assembly, and the filling container is provided with a sampling assembly; the sample outlet shell of the sample outlet assembly is of a through structure, two ends of the sample outlet shell are communicated with the inner cavity and the outside of the liquid storage mechanism, a one-way valve and a sealing element are sequentially arranged in the inner cavity of the sample outlet shell from inside to outside, and a buffer cavity is arranged between the sealing element and the one-way valve; the outer side surface of the one-way valve is connected with a filling needle, one end of the filling needle penetrates through the sealing element to reach the outside of the buffer cavity, and the filling needle can move in a sealing manner relative to the sealing element; the filling needle is provided with a liquid inlet which is positioned in the buffer cavity; the sample inlet of the filling container is provided with a rubber cover body. The beneficial effects are that: the splash prevention of the sample liquid and the diffusion of odor can be better realized, and the possibility of the contact of medical staff and toxic and harmful substances is reduced; the needle body puncture promotes and carries out the filling, easy operation, the timely self-closing valve of filling completion back also.
Description
Technical Field
The utility model belongs to the technical field of medical appliances, especially, relate to a sample liquid filling device.
Background
In the operating room, a specimen fixing solution, such as formalin soak solution, is used for preserving, sterilizing, soaking and the like the tissue specimen to be tested.
The specimen fixing liquid is a toxic and harmful substance and has a large smell; some present filling methods adopt and directly pour out the sample liquid from the sample liquid bottle, splash easily to produce great smell.
In order to solve the above problems, there is a specimen liquid taking cart as disclosed in CN105253850A, which can avoid the leakage of liquid during liquid taking to reduce the harm, and further achieve the purpose of preventing leakage by opening a liquid taking port on a liquid barrel and then taking liquid by a suction device, and disposing the whole device in a closed cabinet.
However, the specimen liquid taking vehicle disclosed in CN105253850A still cannot solve the leakage problem from the root when in use, and is simply operated by a closed cabinet, and still has a leakage risk when the cabinet door is opened;
meanwhile, the equipment has more operation steps in the liquid taking process, and is inconvenient to take and use at any time, such as opening and closing a door and taking and placing for many times.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a sample liquid filling equipment has mainly solved prior art can not be better realize sample liquid filling, reveal easily, sealed effect subalternation problem.
In order to solve the problem, the utility model adopts the following technical scheme:
the specimen liquid filling device comprises a liquid storage mechanism and a filling container;
the liquid storage mechanism is provided with a sample outlet assembly, and the filling container is provided with a sampling assembly;
the sample outlet shell of the sample outlet assembly is of a through structure, two ends of the sample outlet shell are communicated with the inner cavity and the outside of the liquid storage mechanism,
the inner cavity of the sample outlet shell is sequentially provided with a one-way valve and a sealing element from inside to outside, and a buffer cavity is arranged between the sealing element and the one-way valve;
the outer side surface of the one-way valve is connected with a filling needle, one end of the filling needle penetrates through the sealing element to reach the outside of the buffer cavity,
the filling needle can move in a sealing way relative to the sealing element;
the filling needle is provided with a liquid inlet which is positioned in the buffer cavity;
and a rubber cover body is arranged at the sample inlet of the filling container.
In one form, the filling needle includes a liquid inlet portion connected to the one-way valve and a piercing portion located outside the seal.
In one mode, an annular sliding groove is formed in the inner side wall of the sample outlet shell, and a valve plate of the one-way valve slides in the sliding groove.
In one mode, a plurality of liquid guide grooves are formed in the side wall of the sample outlet shell, and two ends of each liquid guide groove are respectively communicated with the inner cavity of the liquid storage mechanism and the sliding groove;
the port of the liquid guide groove communicated with the sliding groove is a groove body port, and the groove body port is positioned on one side, close to the outer side wall of the sliding groove, in the sliding groove.
In one mode, the liquid guide groove is of a U-shaped structure.
In one mode, the width of the sliding groove is larger than the thickness of the valve plate;
the thickness of the valve plate is larger than the outer diameter of the port of the tank body, and the valve plate can block the port of the tank body.
In one mode, an elastic part is arranged between the valve plate and the inner side wall of the sliding groove;
when the valve plate is far away from the port of the groove body, the elastic piece deforms.
In one mode, the outer diameter of the puncturing part is smaller than the inner diameter of the liquid inlet part.
In one mode, the puncturing part can puncture the rubber cover body;
and one end of the liquid inlet part, which is connected with the puncture part, is provided with a butting part.
In one mode, the sample outlet assembly is located at the bottom of the liquid storage mechanism.
The utility model has the advantages that:
1. the splash prevention of the sample liquid and the diffusion of odor can be better realized, and the possibility of the contact of medical staff and toxic and harmful substances is reduced;
2. the needle body puncture promotes and carries out the filling, easy operation, the timely self-closing valve of filling completion back also.
Drawings
Fig. 1 is a schematic view of a structural principle of the present invention;
fig. 2 is a schematic structural diagram of the sample outlet housing according to the present invention;
FIG. 3 is a diagram illustrating a usage status of the sample outlet assembly according to the present invention;
FIG. 4 is another usage diagram of the sample outlet assembly of the present invention;
FIG. 5 is a schematic view of the local working principle of the present invention;
fig. 6 is a schematic view of the local operation of the present invention.
In the figure:
100 stock solution mechanism, 200 filling container, 10 play appearance subassembly, 11 play appearance casing, 111 liquid guide groove, 112 sliding tray, 1110 cell body port, 1122 spout lateral wall, 12 check valves, 121 valve block, 122 elastic component, 13 filling needle, 131 liquid inlet portion, 132 puncture portion, 133 inlet, 1310 butt piece, 14 sealing member, 15 cushion chamber, 20 sampling subassembly.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, the specimen liquid filling apparatus includes a liquid storage mechanism 100 and a filling container 200;
the liquid storage mechanism 100 is provided with a sample outlet assembly 10, and the filling container 200 is provided with a sampling assembly 20;
through the docking of the sample outlet assembly 10 and the sampling assembly 20, the liquid in the liquid storage mechanism 100 is transferred into the filling container 200;
referring to fig. 2, the sample outlet housing 11 of the sample outlet assembly 10 is a through structure, two ends of the sample outlet housing 11 communicate with an inner cavity of the liquid storage mechanism 100 and the outside, and the sample liquid can pass through the sample outlet housing 11;
an annular sliding groove 112 is formed in the inner side wall of the sample outlet shell 11, and a valve plate 121 of the one-way valve 12 slides in the sliding groove 112.
A one-way valve 12 and a sealing element 14 are sequentially arranged in the inner cavity of the sample outlet shell 11 from inside to outside, and a buffer cavity 15 is arranged between the sealing element 14 and the one-way valve 12;
when the one-way valve 12 is opened, the sample liquid can pass through the one-way valve 12 to the buffer cavity 15;
the outer side surface of the one-way valve 12 is connected with a filling needle 13, the filling needle 13 is provided with a liquid inlet 133, and the liquid inlet 133 is positioned in the buffer cavity 15;
a sealing structure is arranged between the filling needle 13 and the sealing element 14, so that the buffer cavity 15 is also a similar sealing structure which can only be communicated with the outside of the buffer cavity 15 from the one-way valve and the liquid inlet 133;
the filling needle 13 includes a liquid inlet portion 131 and a piercing portion 132, and the outer diameter of the piercing portion 132 is smaller than the inner diameter of the liquid inlet portion 131.
The liquid inlet portion 131 is connected to the check valve 12, and the piercing portion 132 is located outside the seal member 14.
One end of the filling needle 13 penetrates through the sealing member 14 to reach the outside of the buffer cavity 15, and the end of the filling needle 13 reaching the outside of the buffer cavity 15 can be butted with the sampling assembly 20;
as shown in fig. 3 and 4, the filling needle 13 can move in a sealing manner relative to the sealing element 14, and the filling needle 13 drives the valve plate 121 to move left and right in the sliding groove 112 during the movement;
the injection port of the filling container 200 is provided with a rubber cover body 20, and the rubber cover body 20 can be punctured by the puncturing part 132 but cannot be punctured by the liquid inlet part 131;
with reference to fig. 6, a plurality of liquid guiding grooves 111 are formed in the side wall of the sample outlet housing 11, and two ends of the liquid guiding grooves 111 are respectively communicated with the inner cavity of the liquid storage mechanism 100 and the sliding groove 112;
the port of the liquid guide groove 111 communicated with the sliding groove 112 is a groove body port 1110, and the groove body port 1110 is located on one side of the sliding groove 112 close to the sliding groove outer side wall 1122.
The liquid guide groove 111 is of a U-shaped structure, so that liquid can reach the buffer cavity 15 from the inner cavity of the storage by means of the liquid guide groove 111.
An abutting piece 1310 is arranged at one end of the liquid inlet part 131, which is connected with the puncture part 132, and the abutting piece 1310 abuts against the rubber cover body after the puncture part 132 penetrates through the rubber cover body; referring to fig. 4, when the rubber cap continues to push the filling needle 13 to move leftward after the puncturing is completed, the valve plate 121 is pushed leftward, reaches the position shown in fig. 4,
the width of the sliding groove 112 is larger than the thickness of the valve plate 121;
the thickness of the valve plate 121 is larger than the outer diameter of the groove body port 1110, the side edge of the valve plate 121 can seal the groove body port 1110, and as shown in fig. 3, when the valve plate 121 is located at the outer side end of the sliding groove 112, the side edge of the valve plate 121 seals the groove body port 1110 to realize sealing;
adopt valve block 121 side butt sealed, can possess better sealed effect.
An elastic part 122 is arranged between the valve plate 121 and a chute inner side wall 1121 of the sliding chute 112;
when the valve plate 121 is far away from the slot body port 1110, the elastic piece 122 deforms, and the elastic piece 122 has a tendency of enabling the valve plate 121 to block the slot body port 1110.
The sample outlet assembly 10 is located at the bottom of the liquid storage mechanism 100, and after the one-way valve 12 is opened, the sample liquid can better flow out.
The utility model discloses a working method does:
with reference to fig. 3 and 4, the rubber cover of the sampling assembly 20 is punctured by the puncturing part 132, at this time, the end of the puncturing part 132 enters the liquid-taking bag, the rubber cover abuts against the abutting part 1310 to push the filling needle 13 inward, and the filling needle 13 pushes the valve plate 121 to move inward;
the elastic member 122 is compressed, the valve plate moves towards the inner side of the sliding groove 112 and is staggered with the groove body port 1110, and the liquid guide groove 111 forms a passage;
at this time, as shown in fig. 5 and 6, the specimen liquid in the inner cavity of the storage mechanism flows through the liquid guide groove 111, then flows out from the groove body port 1110 to the buffer cavity 15 on the right side of the valve plate 121, then enters the liquid inlet part 131 of the needle body from the liquid inlet 133, flows through the inner cavity of the puncture part 132, and finally passes through the rubber cover to reach the liquid taking bag;
after filling, under the action of the elastic component 122, the valve plate 121 moves to the outer side of the sliding groove 112, and the valve plate 121 corresponds to the groove body port 1110, so that the groove body port 1110 is blocked; because the valve plate 121 has rigidity, when the hydraulic pressure in the liquid guide groove 111 is too large, the valve plate 121 can also better realize the plugging operation.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. Which all fall within the protection scope of the utility model. The protection scheme of the utility model is based on the appended claims.
Claims (10)
1. Sample liquid filling device, its characterized in that: comprises a liquid storage mechanism (100) and a filling container (200);
the liquid storage mechanism (100) is provided with a sample outlet assembly (10), and the filling container (200) is provided with a sampling assembly (20);
the sample outlet shell (11) of the sample outlet assembly (10) is of a through structure, the two ends of the sample outlet shell (11) are communicated with the inner cavity and the outside of the liquid storage mechanism (100),
a one-way valve (12) and a sealing element (14) are sequentially arranged in the inner cavity of the sample outlet shell (11) from inside to outside, and a buffer cavity (15) is arranged between the sealing element (14) and the one-way valve (12);
a filling needle (13) is connected with the outer side surface of the one-way valve (12), one end of the filling needle (13) penetrates through the sealing element (14) to reach the outside of the buffer cavity (15),
the filling needle (13) can move in a sealing way relative to the sealing element (14);
the filling needle (13) is provided with a liquid inlet (133), and the liquid inlet (133) is positioned in the buffer cavity (15).
2. The specimen liquid filling apparatus according to claim 1, wherein: the filling needle (13) comprises a liquid inlet part (131) and a puncturing part (132), the liquid inlet part (131) is connected to the one-way valve (12), and the puncturing part (132) is located on the outer side of the sealing part (14).
3. The specimen liquid filling apparatus according to claim 1, wherein: an annular sliding groove (112) is formed in the inner side wall of the sample outlet shell (11), and a valve plate (121) of the one-way valve (12) slides in the sliding groove (112).
4. The specimen liquid filling apparatus according to claim 3, wherein: the side wall of the sample outlet shell (11) is provided with a plurality of liquid guide grooves (111), and two ends of each liquid guide groove (111) are respectively communicated with the inner cavity of the liquid storage mechanism (100) and the sliding groove (112);
the port of the liquid guide groove (111) communicated with the sliding groove (112) is a groove body port (1110), and the groove body port (1110) is positioned on one side, close to the sliding groove outer side wall (1122), of the sliding groove (112).
5. The specimen liquid filling apparatus according to claim 4, wherein: the liquid guide groove (111) is of a U-shaped structure.
6. The specimen liquid filling apparatus according to claim 4, wherein: the width of the sliding groove (112) is larger than the thickness of the valve plate (121);
the thickness of the valve plate (121) is larger than the outer diameter of the groove body port (1110), and the valve plate (121) can block the groove body port (1110).
7. The specimen liquid filling apparatus according to claim 6, wherein: an elastic piece (122) is arranged between the valve plate (121) and the chute inner side wall (1121) of the sliding chute (112);
when the valve plate (121) is far away from the groove body port (1110), the elastic piece (122) deforms.
8. The specimen liquid filling apparatus according to claim 2, wherein: the outer diameter of the puncture part (132) is smaller than the inner diameter of the liquid inlet part (131).
9. The specimen liquid filling apparatus according to claim 2, wherein: the sampling assembly (20) is provided with a rubber cover body, and the puncture part (132) can puncture the rubber cover body;
an abutting piece (1310) is arranged at one end of the liquid inlet part (131) connected with the puncture part (132).
10. The specimen liquid filling apparatus according to claim 3, wherein: the sample outlet assembly (10) is positioned at the bottom of the liquid storage mechanism (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921675524.5U CN210853031U (en) | 2019-10-09 | 2019-10-09 | Specimen liquid filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921675524.5U CN210853031U (en) | 2019-10-09 | 2019-10-09 | Specimen liquid filling device |
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| Publication Number | Publication Date |
|---|---|
| CN210853031U true CN210853031U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921675524.5U Active CN210853031U (en) | 2019-10-09 | 2019-10-09 | Specimen liquid filling device |
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| Country | Link |
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| CN (1) | CN210853031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027137A (en) * | 2020-08-21 | 2020-12-04 | 许敬良 | Liquid food filling method |
-
2019
- 2019-10-09 CN CN201921675524.5U patent/CN210853031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027137A (en) * | 2020-08-21 | 2020-12-04 | 许敬良 | Liquid food filling method |
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