CN215017529U - Blood taking needle with needle head preassembling structure - Google Patents
Blood taking needle with needle head preassembling structure Download PDFInfo
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- CN215017529U CN215017529U CN202023260444.9U CN202023260444U CN215017529U CN 215017529 U CN215017529 U CN 215017529U CN 202023260444 U CN202023260444 U CN 202023260444U CN 215017529 U CN215017529 U CN 215017529U
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Abstract
The utility model relates to the technical field of blood taking needles, in particular to a blood taking needle with a needle head preassembling structure, which comprises a protective tube, wherein the top surface of the protective tube is provided with a connecting tube, the outer side of the connecting tube is sleeved with a transfusion hose, the bottom surface of the protective tube is provided with an assembling tube, a rubber chock is arranged inside the assembling tube, a needle head is inserted into the surface of the rubber chock, the outer side of the needle head is sleeved with a connecting plate, the surface of the connecting plate is provided with a sleeve, the inner wall of the sleeve is provided with a rubber snap ring, the outer wall of the assembling tube is sleeved with a rubber retaining ring, and the surface of the connecting plate is provided with a digging groove; the beneficial effects are that: the utility model provides a blood taking needle with syringe needle pre-installation structure adds at one of them sheathed tube tip and establishes rubber shelters from the cover, bonds the rubber mounting in the elasticity zone circle of rubber shelters from the cover tip, and multiunit rubber mounting is assembled and is circular platelike structure and encloses the shutoff of internal ring mouth to the elastic cord, so avoids the syringe needle surface to remain liquid and drips.
Description
Technical Field
The utility model relates to a blood taking needle technical field specifically is a blood taking needle with syringe needle pre-installation structure.
Background
The blood taking needle is molded by plastic pressing, the needle tip is made of metal such as stainless steel, each needle is provided with a plastic needle cap, and the package is more independent. The needle cap is taken off before use, so that pollution is prevented, the needle head is small, the pain of a patient is reduced by proper operation, and the psychological pressure of the patient can be relieved; low cost and disposable use.
In the prior art, after the blood taking needle is used, the needle head needs to be broken off, the broken needle head handle still has needle handle residue, and the needle handle residue still has hidden danger of scraping medical care personnel; therefore, the utility model provides a blood taking needle with syringe needle pre-installation structure is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blood taking needle with syringe needle pre-installation structure to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a blood taking needle with syringe needle pre-installation structure, includes the pillar, the top surface of pillar is provided with the connecting pipe, the outside cover of connecting pipe is equipped with the infusion hose, and the bottom surface of pillar is provided with the assembly pipe, the inside of assembly pipe is provided with the rubber chock, the surface of rubber chock is pegged graft and is had the syringe needle, the outside cover of syringe needle is equipped with the connecting plate, the surface of connecting plate is provided with the sleeve pipe, sheathed tube inner wall is provided with the rubber snap ring, and the outer wall cover of assembly pipe is equipped with rubber fender ring, and the groove has been seted up on the surface of connecting plate to scratch, and sheathed tube surface is provided with rubber and shelters from the cover, the tip that rubber shelters from the cover is provided with the elasticity area circle, the interior anchor ring of elasticity area circle is provided with the rubber mounting.
Preferably, the assembly pipe is the pipe column structure, and the rubber chock is the circular cylinder structure, and the connecting plate is ring shape platelike structure, digs the groove and is the section for trapezoidal circular cylinder structure.
Preferably, the sleeve pipe is the round tube structure, and the sleeve pipe is provided with two, and two sleeve pipes are all around connecting plate symmetric distribution, and rubber snap ring and rubber fender ring all are the section for the circular ring structure of arc, and the inner ring diameter of rubber snap ring is less than the outer ring diameter of rubber fender ring.
Preferably, the rubber shielding cover is of a circular truncated cone-shaped annular structure, the elastic band ring is of a circular annular structure with a circular section, and the surface of only one sleeve is provided with the rubber shielding cover.
Preferably, the elastic band rings are of a fan-shaped plate-shaped structure, the elastic band rings are arranged in a plurality of numbers, and the elastic band rings are spliced into a circular plate-shaped structure to plug the inner ring opening of the rubber shielding cover.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the blood taking needle with the needle head preassembling structure provided by the utility model is additionally provided with the assembling pipe at the end part of the protecting pipe, the sleeve is sleeved outside the assembling pipe, the direction of the needle head is changed after the positions of the two groups of sleeve are changed, namely, after the needle head is used, the long needle point of the needle head is inserted into the protecting pipe, thus avoiding the needle head from mistakenly pricking medical personnel;
2. the utility model provides a blood taking needle with syringe needle pre-installation structure adds at one of them sheathed tube tip and establishes rubber shelters from the cover, bonds the rubber mounting in the elasticity zone circle of rubber shelters from the cover tip, and multiunit rubber mounting is assembled and is circular platelike structure and encloses the shutoff of internal ring mouth to the elastic cord, so avoids the syringe needle surface to remain liquid and drips.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 3.
In the figure: the infusion device comprises a protective tube 1, a connecting tube 2, an infusion hose 3, an assembling tube 4, a rubber stopper 5, a needle 6, a connecting plate 7, a sleeve 8, a rubber snap ring 9, a rubber baffle ring 10, a digging groove 11, a rubber baffle cover 12, an elastic band ring 13 and a rubber sealing piece 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a blood taking needle with a needle head preassembling structure comprises a protective tube 1, wherein a connecting tube 2 is arranged on the top surface of the protective tube 1, a transfusion hose 3 is sleeved on the outer side of the connecting tube 2, an assembling tube 4 is arranged on the bottom surface of the protective tube 1, an rubber plug 5 is arranged inside the assembling tube 4, a needle head 6 is inserted into the surface of the rubber plug 5, a connecting plate 7 is sleeved on the outer side of the needle head 6, the assembling tube 4 is of a circular tube structure, the rubber plug 5 is of a circular cylinder structure, the connecting plate 7 is of a circular ring plate structure, a digging groove 11 is formed in the surface of the connecting plate 7, and the digging groove 11 is of a circular cylinder structure with a trapezoidal section;
the surface of connecting plate 7 is provided with sleeve pipe 8, the inner wall of sleeve pipe 8 is provided with rubber snap ring 9, the outer wall cover of equipment pipe 4 is equipped with rubber fender ring 10, sleeve pipe 8 is the pipe tubular structure, sleeve pipe 8 is provided with two, two sleeve pipes 8 are about connecting plate 7 symmetric distribution, rubber snap ring 9 and rubber fender ring 10 all are the circular ring structure that the section is convex, the inner ring diameter of rubber snap ring 9 is less than the outer loop diameter of rubber fender ring 10, sleeve pipe 8's surface is provided with rubber shelter from cover 12, the tip of rubber shelter from cover 12 is provided with elasticity zone circle 13, rubber shelter from cover 12 is the circular platform shape annular structure, elasticity zone circle 13 is the circular ring structure that the section is circular, only the surface of one sleeve pipe 8 is provided with rubber shelter from cover 12, the inner ring face of elasticity zone circle 13 is provided with rubber packing 14, elasticity zone circle 13 is fan-shaped plate structure, elasticity zone circle 13 is provided with a plurality ofly, a plurality of elasticity zone circle 13 piece becomes the inner ring mouth of circular plate structure shutoff rubber shelter from cover 12.
The working principle is as follows: during practical use, refer to fig. 1 and fig. 2, syringe needle 6 stretches out the use this moment, and rubber shelter from cover 12 turns over a cover and is in the outside of sleeve 8, syringe needle 6 uses the hand, the finger is scratched and is being scratched groove 11 department pull connecting plate 7, take out sleeve 8 from the equipment pipe 4 outside, then connecting plate 7 overturns, run through rubber chock 5 with the long needle point of syringe needle 6 and insert in pillar 1, until sleeve 8 covers the outside at equipment pipe 4, and rubber snap ring 9 crosses rubber fender ring 10, then take off elasticity zone circle 13 from the outside of sleeve 8, make rubber shelter from cover 12 turn over a back of recovering, a plurality of elasticity zone circle 13 pieces of rubber shelter from cover 12 inner ring are the inner ring mouth of circular plate structure shutoff rubber shelter from cover 12, the state refers to fig. 3 and fig. 4 this moment and is shown.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A blood taking needle with a needle head preassembling structure comprises a protective tube (1), and is characterized in that: the top surface of the protective tube (1) is provided with a connecting tube (2), the outer side of the connecting tube (2) is sleeved with a transfusion hose (3), the bottom surface of the protective tube (1) is provided with an assembling tube (4), a rubber plug (5) is arranged inside the assembling pipe (4), a needle head (6) is inserted on the surface of the rubber plug (5), a connecting plate (7) is sleeved on the outer side of the needle head (6), a sleeve (8) is arranged on the surface of the connecting plate (7), the inner wall of the sleeve (8) is provided with a rubber snap ring (9), the outer wall of the assembly pipe (4) is sleeved with a rubber baffle ring (10), the surface of the connecting plate (7) is provided with a digging groove (11), the surface of the sleeve (8) is provided with a rubber shielding cover (12), the end part of the rubber shielding cover (12) is provided with an elastic band ring (13), and the inner ring surface of the elastic band ring (13) is provided with a rubber sealing sheet (14).
2. The lancet with a needle pre-assembly structure of claim 1, wherein: the assembling pipe (4) is of a circular pipe-shaped structure, the rubber stopper (5) is of a circular cylinder structure, the connecting plate (7) is of a circular ring plate-shaped structure, and the digging groove (11) is of a circular ring cylinder structure with a trapezoidal section.
3. The lancet with a needle pre-assembly structure of claim 1, wherein: the sleeve pipe (8) are round tube structures, the sleeve pipe (8) are provided with two, the two sleeve pipes (8) are symmetrically distributed about the connecting plate (7), the rubber snap ring (9) and the rubber baffle ring (10) are both in a circular ring structure with a circular arc-shaped section, and the inner ring diameter of the rubber snap ring (9) is smaller than the outer ring diameter of the rubber baffle ring (10).
4. The lancet with a needle pre-assembly structure of claim 1, wherein: the rubber shielding cover (12) is of a circular truncated cone-shaped annular structure, the elastic band ring (13) is of a circular annular structure with a circular section, and the rubber shielding cover (12) is arranged on the surface of only one sleeve (8).
5. The lancet with a needle pre-assembly structure of claim 1, wherein: the elastic band rings (13) are of a fan-shaped plate-shaped structure, a plurality of elastic band rings (13) are arranged, and the plurality of elastic band rings (13) are spliced to form an inner ring opening of the circular plate-shaped structure plugging rubber shelter cover (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023260444.9U CN215017529U (en) | 2020-12-30 | 2020-12-30 | Blood taking needle with needle head preassembling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023260444.9U CN215017529U (en) | 2020-12-30 | 2020-12-30 | Blood taking needle with needle head preassembling structure |
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| Publication Number | Publication Date |
|---|---|
| CN215017529U true CN215017529U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023260444.9U Active CN215017529U (en) | 2020-12-30 | 2020-12-30 | Blood taking needle with needle head preassembling structure |
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| CN (1) | CN215017529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114904697A (en) * | 2022-05-20 | 2022-08-16 | 刘玉蓉 | Spraying assembly and photovoltaic cell packaging coating production equipment applying same |
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2020
- 2020-12-30 CN CN202023260444.9U patent/CN215017529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114904697A (en) * | 2022-05-20 | 2022-08-16 | 刘玉蓉 | Spraying assembly and photovoltaic cell packaging coating production equipment applying same |
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