CN107126602B - Flange cover plate turnover device for fixing needle cylinder - Google Patents
Flange cover plate turnover device for fixing needle cylinder Download PDFInfo
- Publication number
- CN107126602B CN107126602B CN201710406658.6A CN201710406658A CN107126602B CN 107126602 B CN107126602 B CN 107126602B CN 201710406658 A CN201710406658 A CN 201710406658A CN 107126602 B CN107126602 B CN 107126602B
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- CN
- China
- Prior art keywords
- arc
- end cover
- shaped part
- accommodating
- cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
Abstract
The invention discloses a flange cover plate turnover device for fixing a needle cylinder, which comprises: the friction piece comprises an arc-shaped part, the circle center of the arc-shaped part is concentric with the circle center of the body, and the body rotates relative to the fixed frame in a first direction and is hinged in a second direction. The invention ensures that the body can only rotate 90 degrees relative to the fixed frame and can not be disengaged, and also ensures that the body can not quickly fall down due to gravity when being disengaged from the fixed frame to cause structural damage.
Description
Technical Field
The invention relates to a flange cover plate turnover device for fixing a needle cylinder.
Background
High pressure syringes are one of the devices often used in medical equipment for injecting fluids such as contrast media, saline, and the like into the body for enhancing the effectiveness of medical imaging, such as X-ray or electromagnetic imaging. Generally, a high-pressure injector requires simple, convenient, efficient and safe operation, but the existing flange cover plate turnover device for fixing a needle cylinder is easy to fall down quickly due to gravity when being disengaged, so that structural damage is caused, and the reliability of a product is reduced.
Disclosure of Invention
In view of the above, the present invention is directed to a cover flange turnover device for fixing a syringe.
The following technical scheme is proposed according to the purpose of the invention: a blind flange flipping mechanism for cylinder securement, comprising: the friction piece comprises an arc-shaped part, the circle center of the arc-shaped part is concentric with the circle center of the body, and the body rotates relative to the fixed frame in a first direction and is hinged in a second direction.
The technical scheme further comprises the following subsidiary technical scheme on the basis of the technical scheme:
the body is provided with a central hole allowing one end of the needle cylinder to pass through, at least two limiting bulges arranged on the outer side of the central hole and a buckling part.
The circumference angle of arc portion is greater than 90 degrees, and the body is provided with the closed guide rail of accommodating arc portion in its week side, and arc portion is provided with two at least cooperation archs at its both ends simultaneously, and every cooperation arch is provided with accommodates spacing bellied recess.
The first direction is an axial rotation direction around the cylinder, and the second direction is a rotation direction around an axial direction perpendicular to the cylinder.
The fixing frame comprises a first end cover, a pair of connecting parts with one ends axially connected with two sides of the first end cover, and a second end cover connected with the other ends of the connecting parts.
The first end cover comprises an end cover hole, a pair of opposite steps arranged on the inner side of the end cover hole, a connecting flange positioned on the outer side of the end cover hole, a hinge shaft penetrating through the connecting flange, and a pair of rotating cover plates which can rotate around the hinge shaft and are mutually buckled.
According to the purpose of the invention, another technical scheme is provided: a blind flange flipping mechanism for cylinder securement, comprising: the friction piece that body, but body rotation relatively, with body hinged joint and accept the mount of cylinder and the cover establish the protective sheath in the cylinder outside, wherein the friction piece includes arc portion, and the centre of a circle of arc portion is concentric with the centre of a circle of body, and the body is rotatory and hinged joint in the second direction in the relative mount in the first direction, the circumferential angle of arc portion is greater than 90 degrees, and the body is provided with the closed guide rail of accepting arc portion in its week side, and arc portion is provided with two at least cooperation archs at its both ends simultaneously, and every cooperation arch is provided with and accepts spacing bellied recess, the mount includes first end cover, one end and a pair of connecting portion that first end cover both sides axial links to each other and the second end cover that links to each other with the connecting portion other end, and wherein the friction piece is the echelonment, and the cross section of first end cover also is the echelonment.
Therefore, the invention has the following characteristics:
the invention ensures that the body can only rotate 90 degrees relative to the fixed frame and can not be disengaged, and also ensures that the body can not quickly fall down due to gravity when being disengaged from the fixed frame to cause structural damage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a diagram of the relationship between the body and the friction member of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
fig. 4 is a perspective view of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described by the following detailed description. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, the present invention provides an embodiment of a flange cover plate turnover device for fixing a syringe, which includes a body 1, a friction member 2 capable of rotating relative to the body 1, a fixing frame 3 hinged to the body 1 and accommodating a syringe 4, and a protective cover 5 covering the outside of the syringe 4.
The body 1 is preferably a circular cover plate provided with a central hole 10 allowing one end of the needle cylinder 4 to pass through, at least two stopper projections 12 provided outside the central hole 10, and a catching portion 14.
The friction piece 2 is made of POM material and comprises an arc-shaped part 22, the circle center of the arc-shaped part 22 is concentric with the circle center of the body 1, and the circumferential angle of the arc-shaped part is larger than 90 degrees. The main body 1 is provided with a closed guide rail 21 on the peripheral side thereof for accommodating the arc portion 22. The arc-shaped part 22 can slide back and forth relative to the closed guide rail 21, and is provided with at least two matching protrusions 220 at two ends thereof, and each matching protrusion 220 is provided with a groove 222 for accommodating the limiting protrusion 12. Wherein the groove 222 is preferably an arcuate groove. The clasping portion 14 extends in the diameter direction of the body 1.
The holder 3 includes a first end cap 30, a pair of connecting portions 32 having one ends axially connected to both sides of the first end cap 30, and a second end cap 34 connected to the other ends of the connecting portions 32. The first end cap 30 includes an end cap hole 300, a pair of steps 302 disposed inside and opposite to the end cap hole 300, a connection flange 310 located outside the end cap hole 300, a hinge shaft 320 passing through the connection flange 310, and a pair of rotation cover plates 330 rotatable about the hinge shaft 320 and engaged with each other. The rotating cover plates 330 are fixedly connected to each other by screws 24. And the rotating cover plates 330 allow the closed guide rail 21 to pass therethrough. The retaining part 14 is matched with the step 302 for rotation fixation.
From this friction member 2 is connected with body 1, and body 1 is responsible for fixing syringe 4, and friction member 2 is responsible for body 1 and keeps body 1 and first end cap 30 hinged joint when rotating in the same time. The friction piece 2 is in a step shape, and the cross section of the first end cover 30 is also in a step shape, so that the friction piece is ensured to be positioned at any point of the closed guide rail 21 and not to fall out after the body 1 is turned over, and the hinge connection between the body 1 and the first end cover 30 is kept and not to be separated.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the main technical scheme of the invention are covered in the protection scope of the invention.
Claims (3)
1. A blind flange turning device for cylinder is fixed which characterized in that includes: the friction part comprises an arc-shaped part, the circle center of the arc-shaped part is concentric with the circle center of the body, and the body rotates relative to the fixed frame in a first direction and is hinged in a second direction;
the body is provided with a central hole allowing one end of the needle cylinder to pass through, at least two limiting bulges arranged on the outer side of the central hole and a buckling part;
the circumference angle of the arc-shaped part is larger than 90 degrees, the body is provided with a closed guide rail for accommodating the arc-shaped part on the circumference side, the two ends of the arc-shaped part are provided with at least two matching bulges, and each matching bulge is provided with a groove for accommodating the limiting bulge;
the fixing frame comprises a first end cover, a pair of connecting parts and a second end cover, wherein one end of each connecting part is axially connected with two sides of the first end cover, and the second end cover is connected with the other end of each connecting part;
the first end cover comprises an end cover hole, a pair of opposite steps arranged on the inner side of the end cover hole, a connecting flange positioned on the outer side of the end cover hole, a hinge shaft penetrating through the connecting flange, and a pair of rotating cover plates which can rotate around the hinge shaft and are mutually buckled.
2. The apparatus for flipping a blind flange according to claim 1, wherein: the first direction is a rotational direction around an axial direction of the cylinder, and the second direction is a rotational direction around an axial direction perpendicular to the cylinder.
3. A flange apron turning device for cylinder is fixed which characterized in that includes: the friction part comprises an arc part, the circle center of the arc part is concentric with the circle center of the body, the body rotates relative to the fixing frame in a first direction and is hinged in a second direction, the circumferential angle of the arc part is larger than 90 degrees, a closed guide rail for accommodating the arc part is arranged on the periphery of the body, at least two matching bulges are arranged at two ends of the arc part, each matching bulge is provided with a groove for accommodating a limiting bulge, the fixing frame comprises a first end cover, a pair of connecting parts with one ends axially connected with two sides of the first end cover and a second end cover connected with the other end of the connecting part, the friction part is in a step shape, and the cross section of the first end cover is also in a step shape;
the circumference angle of the arc-shaped part is larger than 90 degrees, the body is provided with a closed guide rail for accommodating the arc-shaped part on the circumferential side, the two ends of the arc-shaped part are provided with at least two matching bulges, and each matching bulge is provided with a groove for accommodating the limiting bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406658.6A CN107126602B (en) | 2017-06-02 | 2017-06-02 | Flange cover plate turnover device for fixing needle cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406658.6A CN107126602B (en) | 2017-06-02 | 2017-06-02 | Flange cover plate turnover device for fixing needle cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107126602A CN107126602A (en) | 2017-09-05 |
| CN107126602B true CN107126602B (en) | 2023-03-28 |
Family
ID=59733490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710406658.6A Active CN107126602B (en) | 2017-06-02 | 2017-06-02 | Flange cover plate turnover device for fixing needle cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107126602B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110604844B (en) * | 2019-06-25 | 2022-06-03 | 南京巨鲨显示科技有限公司 | Rotation-free loading needle cylinder with protective sleeve end cover and injector system |
| CN110448758B (en) * | 2019-06-25 | 2022-06-03 | 南京巨鲨显示科技有限公司 | Non-rotating loading syringe with pressure sleeve and injector system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06219462A (en) * | 1992-11-19 | 1994-08-09 | Pohl Gmbh & Co Kg | Closing appliance for bottle of medicine |
| CN101884823A (en) * | 2009-05-12 | 2010-11-17 | 回缩技术股份有限公司 | The IV catheter introducer |
| FR2961403A1 (en) * | 2010-06-17 | 2011-12-23 | Rexam Healthcare La Verpillier | SET OF A SYRINGE AND A SAFETY DEVICE |
| JP2013192602A (en) * | 2012-03-16 | 2013-09-30 | Fukai Kogyo Kk | Connection adaptor |
| CN104089009A (en) * | 2014-07-07 | 2014-10-08 | 广州番禺高勋染整设备制造有限公司 | Door opening safety device for pressure container |
| CN105031775A (en) * | 2015-06-20 | 2015-11-11 | 南京感控通化工产品经营部 | Piston docking device for high-pressure injector and method |
| CN207679810U (en) * | 2017-06-02 | 2018-08-03 | 南京感控通化工产品经营部 | For the fixed flange plate turnover device of syringe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8251961B2 (en) * | 2003-09-22 | 2012-08-28 | Smiths Medical Asd, Inc. | Safety needle assembly and method for making the same |
-
2017
- 2017-06-02 CN CN201710406658.6A patent/CN107126602B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06219462A (en) * | 1992-11-19 | 1994-08-09 | Pohl Gmbh & Co Kg | Closing appliance for bottle of medicine |
| CN101884823A (en) * | 2009-05-12 | 2010-11-17 | 回缩技术股份有限公司 | The IV catheter introducer |
| FR2961403A1 (en) * | 2010-06-17 | 2011-12-23 | Rexam Healthcare La Verpillier | SET OF A SYRINGE AND A SAFETY DEVICE |
| JP2013192602A (en) * | 2012-03-16 | 2013-09-30 | Fukai Kogyo Kk | Connection adaptor |
| CN104089009A (en) * | 2014-07-07 | 2014-10-08 | 广州番禺高勋染整设备制造有限公司 | Door opening safety device for pressure container |
| CN105031775A (en) * | 2015-06-20 | 2015-11-11 | 南京感控通化工产品经营部 | Piston docking device for high-pressure injector and method |
| CN207679810U (en) * | 2017-06-02 | 2018-08-03 | 南京感控通化工产品经营部 | For the fixed flange plate turnover device of syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107126602A (en) | 2017-09-05 |
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210323 Address after: 210029 Block A, 8th Floor, 301 Hanzhongmen Street, Gulou District, Nanjing City, Jiangsu Province Applicant after: Nanjing Jusha Display Technology Co.,Ltd. Applicant after: NANJING JUSHA MEDICAL TECHNOLOGY Co.,Ltd. Address before: 210003 No.5, Hongmiao Lane 1, Fujian Road, Gulou District, Nanjing City, Jiangsu Province Applicant before: NANJING GANKONGTONG CHEMICAL PRODUCT OPERATION PORTION |
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