CN215460237U

CN215460237U - Syringe structure with leak protection liquid device

Info

Publication number: CN215460237U
Application number: CN202121824084.2U
Authority: CN
Inventors: 邱鸿麟
Original assignee: Minggao Medical Technology Kunshan Co Ltd
Current assignee: Minggao Medical Technology Kunshan Co Ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-11
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses an injector structure with a liquid leakage prevention device, which belongs to the technical field of medical instruments and comprises an injector body and a leakage prevention structure, wherein the leakage prevention structure is detachably connected to the injector body close to an injection needle, the leakage prevention structure comprises a liquid receiving part and a collecting box, the liquid receiving part is arranged in an annular shape and is arranged on the injector body in a surrounding mode, the collecting box is detachably connected to one side, away from the injection needle, of the liquid receiving part, the liquid receiving part is positioned above the collecting box and is uniformly provided with a plurality of water permeable holes, and the number of the water permeable holes and the number of the collecting box are four. The utility model has the effects of effectively avoiding the leakage of liquid medicine caused by the clearance between the injection needle and the bottle plug and being not easy to cause pollution.

Description

Syringe structure with leak protection liquid device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an injector structure with a liquid leakage prevention device.

Background

The syringe is a common medical appliance, and the process of extracting and injecting gas or liquid by using a needle is called injection, and the syringe is composed of a syringe barrel with a small hole at the front end and a matched piston rod and is used for injecting a small amount of liquid into other inaccessible areas or extracting the liquid from the inaccessible areas, sucking the liquid or gas from the small hole at the front end of the syringe barrel when a core rod is extracted, and extruding the liquid or gas when the core rod is pushed in. In the prior art, when injecting medicine, an injection needle is firstly taken and installed on a needle tube of an injector, then a puncture needle of an injection pillow penetrates through a bottle stopper of a medicine bottle from bottom to top, and finally a piston rod of the injector is pulled downwards to suck medicine liquid into the injector.

The above prior art has the following disadvantages: when the syringe needle passes through the bottle stopper, a gap is formed between the bottle stopper and the syringe needle, and the liquid medicine flows out from the gap and drips onto the hand or the ground of an operator to cause pollution.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an injector structure with a liquid leakage prevention device, which has the effects of effectively avoiding the situation of liquid medicine leakage caused by the gap between an injection needle head and a bottle stopper and preventing pollution.

The utility model provides an injector structure with leak protection liquid device, includes injector body and leak protection structure, leak protection structure can dismantle the connection and be close to syringe needle department on the injector body, leak protection structure is including connecing liquid portion and collecting box, connect liquid portion to set up to the annular and encircle to install on the injector body, it connects to collect box can dismantle the connection connect liquid portion keeps away from syringe needle one side, connect liquid portion to be located collecting box top department and evenly seted up a plurality of holes of permeating water.

The utility model is further configured to: the injection syringe is characterized in that a first ring body is vertically fixed at the inner ring of the liquid receiving part, a second ring body is vertically fixed on one side, away from the syringe body, of the liquid receiving part, the first ring body and the second ring body extend towards one side of the injection syringe, a threaded section is formed on one side, away from the second ring body, of the first ring body, and the liquid receiving part is connected with the syringe body through the threaded section.

The utility model is further configured to: the upper surface of the liquid receiving part is provided with a slope surface, the height of the slope surface close to one side of the first ring body is higher than the height of the slope surface close to one side of the second ring body, and the water permeable holes are formed in the position, close to the second ring body, of the slope surface.

The utility model is further configured to: the hole of permeating water and the setting quantity of collecting the box are four, connect liquid portion to keep away from domatic one side and center on every the hole of permeating water all is formed with a connecting portion, every collect the box and connect liquid portion junction and all be formed with the opening, it pegs graft on connecting portion through the opening to collect the box.

The utility model is further configured to: the periphery of the connecting part is provided with an elastic sealing element which is abutted against the inner wall of the collecting box.

The utility model is further configured to: the elastic sealing element is a silica gel sealing ring.

The utility model is further configured to: every the hole of permeating water all sets up to arc hole and length equal.

The liquid receiving portion is screwed up on the injector body through the thread section, when the injection needle head leaks in the liquid taking process, the liquid medicine falls on the slope surface between the first ring body and the second ring body, and falls into the collecting box through the water permeable hole under the slope drainage, the speed of the collecting box can be reached by the improved liquid medicine in the water permeable hole of the arc-shaped hole to the maximum degree, so that the leaked liquid medicine can be collected. After the liquid is taken once, the liquid can be taken again by replacing the injection needle, and the leaked liquid medicine falls into the collecting box again. The collection box that once gets liquid and accomplish the back and can have the liquid medicine with inside collection takes off, can pour out its inside liquid medicine of collecting, then again the grafting install on connecting portion, elastic sealing element's setting can play fixed and sealed leak-proof dual function, and the stable installation of collecting box 21 and effectively avoiding the liquid medicine to ooze are guaranteed to the collection in-process.

In conclusion, the utility model has the following beneficial effects:

1. the leakage-proof structure consisting of the liquid receiving part and the collecting box can collect and temporarily store leaked liquid in the liquid taking process, so that a good leakage-proof effect is achieved;

2. through the slope formed between the first ring body and the second ring body, leakage can be effectively guided into the water holes;

3. through the setting of connecting portion and elastic sealing member, be convenient for collect the installation of box and have good sealed effect.

Drawings

FIG. 1 is a schematic structural view for embodying the entirety of the present invention;

FIG. 2 is a schematic view of a door leak prevention structure according to the present invention;

FIG. 3 is a schematic view of the structure of the water permeable holes of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure, 1, the syringe body; 11. an injection needle; 2. a leakage-proof structure; 21. a collection box; 211. an opening; 3. a liquid receiving part; 31. water permeable holes; 32. a first ring body; 321. a threaded segment; 33. a second ring body; 34. a slope surface; 35. a connecting portion; 36. an elastomeric seal.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. In the present specification, the terms "upper", "lower", "left", "right" and "middle" are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial technical changes and modifications.

Example (b):

as shown in fig. 1 to 3, the syringe structure with a leakage-proof device designed in the present invention comprises a syringe body 1 and a leakage-proof structure 2, wherein the leakage-proof structure 2 is detachably connected to the syringe body 1 near an injection needle 11, the leakage-proof structure 2 comprises a liquid receiving portion 3 and a collecting box 21, the liquid receiving portion 3 is annular and is installed on the syringe body 1 in a surrounding manner, the collecting box 21 is detachably connected to one side of the liquid receiving portion 3 away from the injection needle 11, the liquid receiving portion 3 is located above the collecting box 21 and is uniformly provided with a plurality of water permeable holes 31, a leaked liquid medicine between the injection needle 11 and a bottle plug falls onto the liquid receiving portion 3 and then enters the collecting box 21 through the water permeable holes 31, and thus the leaked liquid medicine can be prevented from dropping onto an operator and the ground, and the occurrence of a pollution situation can be effectively avoided.

As shown in fig. 1 to 4, a first ring body 32 is vertically fixed at an inner ring of the liquid receiving portion 3, a second ring body 33 is vertically fixed at one side of the liquid receiving portion 3, which is far away from the injector body 1, the first ring body 32 and the second ring body 33 both extend towards one side of the injection needle 11, a threaded section 321 is formed at one side of the first ring body 32, which is far away from the second ring body 33, the liquid receiving portion 3 is connected with the injector body 1 through the threaded section 321, the connection efficiency of the liquid receiving portion and the injector body 1 can be effectively improved by the arrangement of the threaded section 321, so that the liquid receiving portion can be detached and installed conveniently, the liquid receiving portion can be connected to other injector bodies 1 with the same diameter, the liquid receiving portion can be recycled for multiple times, and unnecessary waste can be avoided.

As shown in fig. 4, a slope 34 is formed on the upper surface of the liquid receiving portion 3, the height of the slope 34 near the first ring body 32 is higher than the height of the slope 34 near the second ring body 33, and the water permeable holes 31 are opened on the slope 34 near the second ring body 33. When syringe needle 11 passed bottle plug department and takes place the weeping, liquid falls on domatic 34 between first ring body 32 and second ring body 33, then flows to the hole 31 department of permeating water along domatic 34, plays good drainage effect, makes the liquid medicine can not stop for a long time on connecing liquid portion 3, and second ring body 33 plays limiting displacement, can avoid the liquid medicine to flow, further guarantees leak protection effect. The thickness of the liquid receiving part 3 with the smallest thickness is 1cm, and when the direction of the syringe body 1 is turned, the liquid in the collecting box 21 is not easy to flow out from the inside, thereby further improving the leakage-proof effect.

As shown in fig. 2 to 4, the number of setting up of permeating water hole 31 and collection box 21 is four, and every hole 31 of permeating water all sets up to the arc hole and length equals, connects liquid portion 3 to keep away from domatic 34 one side and all be formed with a connecting portion 35 around every hole 31 of permeating water, and every collection box 21 all is formed with opening 211 with the junction of connecing liquid portion 3, and collection box 21 passes through opening 211 and pegs graft on connecting portion 35. The periphery of the connecting part 35 is provided with an elastic sealing member 36, the elastic sealing member 36 is abutted against the inner wall of the collection box 21, and the elastic sealing member 36 is a silica gel sealing ring. Set up to curved hole 31 evenly distributed of permeating water and connect liquid portion 3 each department, can effectively see through the liquid medicine of each flow direction and make it fall into and collect in the box 21, directly pull it out when collecting the liquid medicine that collects in the box 21 and reaching a certain amount, peg graft again on connecting portion 35 after pouring out the liquid medicine of collecting inside, set up to the elastic sealing element 36 of silica gel sealing washer can play good sealed effect and make the installation more stable simultaneously.

The implementation principle of the above embodiment is as follows: will connect liquid portion 3 to screw up on syringe body 1 through screw thread section 321, when syringe needle 11 takes place the weeping condition at the liquid process of getting, the liquid medicine falls on first ring body 32 and the domatic 34 between the second ring body 33 to in the box 21 is collected to the through hole 31 of permeating water under domatic 34's drainage, set up to the speed that the box 21 was collected to the improvement liquid medicine that can furthest in the hole 31 of permeating water in arc hole entering, so that the collection of seepage liquid medicine. After the liquid is taken out once, the injection needle 11 is replaced to take out the liquid again, and the leaked liquid medicine falls into the collection box 21 again. Can once get liquid and accomplish the back and take off the collection box 21 that has the liquid medicine with inside collection, can pour out its inside liquid medicine of collecting, then peg graft once more and install on connecting portion 35, elastic sealing element 36's setting can play fixed and sealed leak-proof dual function, guarantees the stable installation of collecting box 21 and effectively avoids the liquid medicine to ooze in the collection process.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides an injector structure with prevention of liquid leakage device which characterized in that: including syringe body (1) and leak protection structure (2), leak protection structure (2) can be dismantled and connect and be close to injection needle (11) department on syringe body (1), leak protection structure (2) are including connecing liquid portion (3) and collecting box (21), connect liquid portion (3) to set up to the annular and encircle and install on syringe body (1), it connects to collect box (21) can dismantle the connection connect injection needle (11) one side is kept away from in liquid portion (3), connect liquid portion (3) to be located and collect box (21) top department and evenly seted up a plurality of holes (31) of permeating water.

2. The syringe structure with the leakage-proof device of claim 1, wherein: connect liquid portion (3) inner circle department vertical fixation to have first ring body (32), connect liquid portion (3) to keep away from syringe body (1) one side vertical fixation to have second ring body (33), first ring body (32) and second ring body (33) all extend towards syringe needle (11) one side, second ring body (33) one side is kept away from in first ring body (32) is formed with screw thread section (321), connect liquid portion (3) to link to each other with syringe body (1) through screw thread section (321).

3. The syringe structure with the leakage-proof device of claim 2, wherein: the upper surface of the liquid receiving part (3) is provided with a slope surface (34), the height of one side, close to the first ring body (32), of the slope surface (34) is higher than the height of one side, close to the second ring body (33), of the slope surface (34), and the water permeable holes (31) are formed in the position, close to the second ring body (33), of the slope surface (34).

4. The structure of the syringe with the leakage-proof device as claimed in claim 3, wherein: the hole of permeating water (31) and the setting quantity of collecting box (21) are four, connect liquid portion (3) to keep away from domatic (34) one side and surround every hole of permeating water (31) all is formed with a connecting portion (35), every collect box (21) and connect liquid portion (3) junction all to be formed with opening (211), collect box (21) and peg graft on connecting portion (35) through opening (211).

5. The syringe structure with the leakage-proof device of claim 4, wherein: the periphery of the connecting part (35) is provided with an elastic sealing piece (36), and the elastic sealing piece (36) is abutted against the inner wall of the collecting box (21).

6. The syringe structure with the leakage-proof device of claim 5, wherein: the elastic sealing element (36) is a silica gel sealing ring.

7. The syringe structure with the leakage-proof device of claim 1, wherein: every the hole of permeating water (31) all sets up to arc hole and length equal.