CN210873433U - T-shaped piston upper cover with good fixing effect for electronic device - Google Patents
T-shaped piston upper cover with good fixing effect for electronic device Download PDFInfo
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- CN210873433U CN210873433U CN201921047989.6U CN201921047989U CN210873433U CN 210873433 U CN210873433 U CN 210873433U CN 201921047989 U CN201921047989 U CN 201921047989U CN 210873433 U CN210873433 U CN 210873433U
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- China
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- upper cover
- piston
- protective cap
- electronic device
- fixedly connected
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Abstract
The utility model discloses a fixed effectual T type piston upper cover for electron device, comprising an upper cover, peg graft in the inside of upper cover has the piston, the inside of piston is provided with the transfer line, the left end of transfer line has cup jointed the sealing washer, the surface of sealing washer and the internal surface looks adaptation of piston, the top fixedly connected with attach fitting of upper cover, it has the sealing plug to peg graft near the internal surface of its right-hand member to cover on, the protective cap is installed to the left end of upper cover. The utility model discloses a set up the pulling piston, the piston drives the sealing washer and will remove right, until the sealing washer stimulates the right-hand member of attach fitting, then through attach fitting to other medicines of inside injection, because the protective cap passes through fixed line and upper cover fixed connection to prevent that the protective cap from droing the effect of losing.
Description
Technical Field
The utility model relates to a needle technical field is kept somewhere to the vein, specifically is a fixed effectual T type piston upper cover for electron device.
Background
The application of the venous indwelling needle is a better method for clinical transfusion, on one hand, the venous indwelling needle can relieve the pain of the infants caused by repeated puncture of scalp needles and can be suitable for adults with long-term transfusion. On the other hand, the workload of clinical nurses is also reduced. However, the existing venous indwelling needle has poor fixing effect, and the protective sleeve is easy to fall off when not used, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fixed effectual T type piston upper cover for electronic device has possessed fixed effectual advantage, has solved the fixed not good problem of effect of prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixed effectual T type piston upper cover for electron device, includes the upper cover, the inside of upper cover is pegged graft and is had the piston, the inside of piston is provided with the transfer line, the left end of transfer line has cup jointed the sealing washer, the surface of sealing washer and the internal surface looks adaptation of piston, the top fixedly connected with attach fitting of upper cover, it has the sealing plug to peg graft near the internal surface of its right-hand member to cover on, the protective cap is installed to the left end of upper cover.
Preferably, the right end of the upper cover is provided with an external thread, and the surface of the external thread is in threaded connection with the inner surface of the protective cap.
Preferably, the top of the connecting joint is fixedly connected with a sealing sleeve.
Preferably, the top of the connecting joint is sleeved with a limiting ring.
Preferably, a fixing line is fixedly connected to the surface of the upper cover, and an end of the fixing line is fixedly connected to the surface of the protective cap.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a set up rotatory protective cap, take off the protective cap from the upper cover, then take off the seal cover, then can use the inside that the syringe needle that will infuse inserted the sealing plug, can stimulate the piston during the use, the piston drives the sealing washer and will move right, stimulates the right-hand member of attach fitting until the sealing washer, then injects other medicines to inside through the attach fitting, because the protective cap passes through fixed line and upper cover fixed connection to prevent that the protective cap from droing the effect of losing.
Drawings
Fig. 1 is a cross-sectional view of a front view of the present invention;
fig. 2 is a schematic structural diagram of the front view of the present invention.
In the figure: 1-upper cover, 2-piston, 3-transfusion tube, 4-sealing ring, 5-connecting joint, 6-sealing plug, 7-protective cap, 8-external thread, 9-sealing sleeve, 10-spacing ring and 11-fixing line.
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 2, the present invention provides a technical solution: a T-shaped piston upper cover with good fixing effect for an electronic device comprises an upper cover 1, wherein a fixing line 11 is fixedly connected to the surface of the upper cover 1, the end of the fixing line 11 is fixedly connected with the surface of a protective cap 7, the fixing line 11 is fixedly connected to the surface of the upper cover 1, the end of the fixing line 11 is fixedly connected with the surface of the protective cap 7, the protective cap 7 is prevented from being lost after being taken down, a piston 2 is inserted into the upper cover 1, a transfusion tube 3 is arranged inside the piston 2, the end of the transfusion tube 3 is used for fixedly connecting a vein needle, liquid medicine inside the upper cover 1 enters the interior of a vein of a patient through the transfusion tube 3, a sealing ring 4 is sleeved at the left end of the transfusion tube 3, the piston 2 is sealed with the inner surface of the upper cover 1 through the sealing ring 4, the surface of the sealing ring 4 is matched with the inner surface of the piston 2, a connecting joint 5 is fixedly connected to the, the top of the connecting joint 5 is sleeved with a limiting ring 10, the top of the connecting joint 5 is fixedly connected with a sealing sleeve 9, the surface of the sealing sleeve 9 is sleeved with the limiting ring 10, the connecting joint 5 is prevented from contacting with outside air when not in use, bacterial infection and the like are prevented, the piston 2 can be pulled, the piston 2 drives the sealing ring 4 to move rightwards until the sealing ring 4 is pulled to the right end of the connecting joint 5, then other medicines are injected into the inner part through the connecting joint 5, the inner surface of the upper cover 1 close to the right end of the upper cover is inserted with a sealing plug 6, an infusion needle head is connected with the inner part of the upper cover 1 through the sealing plug 6 and has a sealing effect, the left end of the upper cover 1 is provided with a protective cap 7, the right end of the upper cover 1 is provided with an external thread 8, the surface of the external thread 8 is in threaded connection with the inner surface of the, thereby isolating the left end of the upper cover 1 from the outside.
The working principle is as follows: when the T-shaped piston upper cover for the electronic device with good fixing effect is used, the protective cap 7 is rotated, the protective cap 7 is taken down from the upper cover 1, then the sealing sleeve 9 is taken down, then the infusion needle is inserted into the sealing plug 6 for use, the piston 2 can be pulled during use, the piston 2 drives the sealing ring 4 to move rightwards until the sealing ring 4 is pulled to the right end of the connecting joint 5, then other medicines are injected into the inner part through the connecting joint 5, and the protective cap 7 is fixedly connected with the upper cover 1 through the fixing line 11, so that the protective cap 7 is prevented from falling off and losing.
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. The utility model provides a fixed effectual T type piston upper cover for electronic device, includes upper cover (1), its characterized in that: the inside of upper cover (1) is pegged graft and is had piston (2), the inside of piston (2) is provided with transfer line (3), sealing washer (4) have been cup jointed to the left end of transfer line (3), the surface of sealing washer (4) and the internal surface looks adaptation of piston (2), the top fixedly connected with attach fitting (5) of upper cover (1), the internal surface that is close to its right-hand member on upper cover (1) is pegged graft and is had sealing plug (6), protective cap (7) are installed to the left end of upper cover (1).
2. The T-shaped piston upper cover for the electronic device with good fixing effect as claimed in claim 1, wherein: the right end of the upper cover (1) is provided with an external thread (8), and the surface of the external thread (8) is in threaded connection with the inner surface of the protective cap (7).
3. The T-shaped piston upper cover for the electronic device with good fixing effect as claimed in claim 1, wherein: the top of the connecting joint (5) is fixedly connected with a sealing sleeve (9).
4. The T-shaped piston upper cover for the electronic device with good fixing effect as claimed in claim 1, wherein: and the top of the connecting joint (5) is sleeved with a limiting ring (10).
5. The T-shaped piston upper cover for the electronic device with good fixing effect as claimed in claim 1, wherein: the surface of the upper cover (1) is fixedly connected with a fixing line (11), and the end part of the fixing line (11) is fixedly connected with the surface of the protective cap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921047989.6U CN210873433U (en) | 2019-07-04 | 2019-07-04 | T-shaped piston upper cover with good fixing effect for electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921047989.6U CN210873433U (en) | 2019-07-04 | 2019-07-04 | T-shaped piston upper cover with good fixing effect for electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210873433U true CN210873433U (en) | 2020-06-30 |
Family
ID=71327374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921047989.6U Active CN210873433U (en) | 2019-07-04 | 2019-07-04 | T-shaped piston upper cover with good fixing effect for electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210873433U (en) |
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2019
- 2019-07-04 CN CN201921047989.6U patent/CN210873433U/en active Active
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