CN204501947U - Disposable syringe - Google Patents
Disposable syringe Download PDFInfo
- Publication number
- CN204501947U CN204501947U CN201520128182.0U CN201520128182U CN204501947U CN 204501947 U CN204501947 U CN 204501947U CN 201520128182 U CN201520128182 U CN 201520128182U CN 204501947 U CN204501947 U CN 204501947U
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- China
- Prior art keywords
- cylindrical shell
- utility
- model
- rod assembly
- piston rod
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Abstract
The utility model discloses a kind of disposable syringe, it comprises: cylindrical shell, and the tail end of cylindrical shell is provided with hand-held edge, and hand-held edge is provided with multiple strip projected parts in the one side being positioned at injection direction; Piston rod assembly, described piston rod assembly is inserted in cylindrical shell movably.This utility model can not only facilitate medical personnel to grasp syringe securely, and can be convenient to the injection mold aerofluxus of producing this syringe, avoids the phenomenon having the bad defects such as bubble.
Description
Technical field
This utility model relates to a kind of disposable syringe, belongs to medical instruments field.
Background technology
At present, the hand-held edge of China's disposable syringe cylindrical shell is smooth design, is unfavorable for that medical personnel grasp; Meanwhile, be also not easy to injection mold aerofluxus, cause product wing place to have the bad defects such as bubble.
Summary of the invention
Technical problem to be solved in the utility model is the defect overcoming prior art, a kind of disposable syringe is provided, it can not only facilitate medical personnel to grasp syringe securely, and the injection mold aerofluxus of producing this syringe can be convenient to, avoid the phenomenon having the bad defects such as bubble.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of disposable syringe, and it comprises:
Cylindrical shell, the tail end of cylindrical shell is provided with hand-held edge, and hand-held edge is provided with multiple strip projected parts in the one side being positioned at injection direction;
Piston rod assembly, described piston rod assembly is inserted in cylindrical shell movably.
Further provide a kind of concrete structure of piston rod assembly, described piston rod assembly comprises piston and core bar, and the front end of core bar is fixedly connected with piston, and the outer wall of piston coordinates with the inwall of cylindrical shell and seals fits.
After have employed technique scheme, the upside at hand-held edge of the present utility model is designed with multiple strip projected parts, can increase frictional force, facilitates medical personnel to grasp syringe securely; Meanwhile, injection mold aerofluxus is convenient in the design of multiple strip projected parts, avoids occurring the bad defects such as bubble.
Accompanying drawing explanation
Fig. 1 is the structural representation of disposable syringe of the present utility model;
Fig. 2 is upward view of the present utility model.
Detailed description of the invention
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, this utility model is described in further detail.
As shown in Figure 1, 2, a kind of disposable syringe, it comprises:
Cylindrical shell 1, the tail end of cylindrical shell 1 is provided with hand-held edge 1-1, and hand-held edge 1-1 is provided with multiple strip projected parts 1-1-1 in the one side being positioned at injection direction;
Piston rod assembly, piston rod assembly is inserted in cylindrical shell 1 movably.
As shown in Figure 1, piston rod assembly comprises piston 3 and core bar 2, and the front end of core bar 2 is fixedly connected with piston 3, and the outer wall of piston 3 coordinates with the inwall of cylindrical shell 1 and seals fits.
Operation principle of the present utility model is as follows:
The upside of hand-held edge 1-1 of the present utility model is designed with multiple strip projected parts 1-1-1, can increase frictional force, facilitate medical personnel to grasp syringe securely; Meanwhile, injection mold aerofluxus is convenient in the design of multiple strip projected parts 1-1-1, avoids occurring the bad defects such as bubble.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that this utility model solves are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. a disposable syringe, is characterized in that, it comprises:
Cylindrical shell (1), the tail end of cylindrical shell (1) is provided with hand-held edge (1-1), and hand-held edge (1-1) is provided with multiple strip projected parts (1-1-1) in the one side being positioned at injection direction;
Piston rod assembly, described piston rod assembly is inserted in cylindrical shell (1) movably.
2. disposable syringe according to claim 1, it is characterized in that: described piston rod assembly comprises piston (3) and core bar (2), the front end of core bar (2) is fixedly connected with piston (3), and the outer wall of piston (3) coordinates with the inwall of cylindrical shell (1) and seals fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128182.0U CN204501947U (en) | 2015-03-05 | 2015-03-05 | Disposable syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128182.0U CN204501947U (en) | 2015-03-05 | 2015-03-05 | Disposable syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204501947U true CN204501947U (en) | 2015-07-29 |
Family
ID=53699951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520128182.0U Active CN204501947U (en) | 2015-03-05 | 2015-03-05 | Disposable syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204501947U (en) |
-
2015
- 2015-03-05 CN CN201520128182.0U patent/CN204501947U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |