CN209575404U - A kind of dosing threeway combined connection apparatus on infusion apparatus - Google Patents
A kind of dosing threeway combined connection apparatus on infusion apparatus Download PDFInfo
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- CN209575404U CN209575404U CN201821468107.9U CN201821468107U CN209575404U CN 209575404 U CN209575404 U CN 209575404U CN 201821468107 U CN201821468107 U CN 201821468107U CN 209575404 U CN209575404 U CN 209575404U
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- dosing
- way body
- infusion
- mounting groove
- channel
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Abstract
It includes three-way body that the utility model, which is a kind of dosing threeway combined connection apparatus combined connection apparatus on infusion apparatus, inlet tube is arranged in the side of three-way body, it is provided with dosing channel in three-way body and is provided with rubber plug above dosing channel, the feed pathway communicated with dosing channel is provided in inlet tube；Three-way body lower end is provided with the installation base with its one, the mounting groove communicated with dosing channel is provided in installation base, infusion connector is connected in mounting groove, infusion connector is made of three-way body connection end and perfusion tube connecting rod two parts, and the liquid storage chamber communicated and liquid outlet channel is respectively set in three-way body connection end and perfusion tube connecting rod；Filter membrane is provided in mounting groove, filter membrane is fixed in mounting groove by the three-way body connection end positioning of infusion connector.The utility model changes the structure of dosing threeway, can increase setting filter membrane in dosing threeway, compact-sized, easy to use, further increases the safety used, while also safer to patient.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of dosing threeway combinations on infusion apparatus
Attachment device.
Background technique
Dosing threeway is a component on transfusion instrument, is used for the dosing in infusion process.The three of existing structure are all
It is often an integral structure, dosing channel, infusion feed pathway, infusion liquid outlet channel is only simply set in dosing threeway,
Then with dosing rubber plug by dosing channel enclosed, in dosing, with steel needle pierce through rubber plug by injecting liquid drug into threeway；By
Lead to not that filter membrane is installed in threeway in the limitation of existing structure, therefore just can not be further to the micro particle filtering in medical fluid
Be guaranteed, especially at dosing threeway carry out dosing when Medicated needle of syringe be from outside through dosing rubber plug into dosing channel
, it is particularly important that filter membrane is set at dosing threeway at this time, and existing structure limitation can not install installation, reduce dosing
The safety that threeway uses.
Summary of the invention
A kind of dosing threeway combined connection apparatus on infusion apparatus of the technical problems to be solved in the utility model changes
The structure of dosing threeway can increase setting filter membrane in dosing threeway, compact structure and easy to use, effective further
The safety used is improved, while also safer to patient.
In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of dosing threeway on infusion apparatus
Combined connection apparatus, including three-way body, the side upper end of three-way body are provided with the inlet tube with its one, are provided in three-way body
Dosing channel is simultaneously provided with rubber plug above dosing channel, and the feed pathway communicated with dosing channel is provided in inlet tube；Institute
It states three-way body lower end and is provided with the installation base integrated with it, be provided with the mounting groove communicated with dosing channel in installation base,
Infusion connector is connected in the mounting groove, infusion connector is sealed and adhesively fixed in mounting groove, and the infusion connector is by threeway
Body connection end and perfusion tube connecting rod two parts form, and are respectively set in the three-way body connection end and perfusion tube connecting rod
The liquid storage chamber and liquid outlet channel communicated, liquid storage chamber are communicated with dosing channel；Filter membrane is provided in the mounting groove, filter membrane is logical
The three-way body connection end positioning for crossing infusion connector is fixed in mounting groove.
It is provided with locking end on the downside of the three-way body connection end, locks and is provided with screw thread lock slots, institute on end
The corresponding screw fastening that is in of perfusion tube connecting rod is stated to determine in slot.
The liquid storage chamber inner periphery of the three-way body connection end is provided with several support chips.
Dosing channel lower end is provided with the protective sheet with three-way body one, and even circumferential is provided with several in protective sheet
Through-hole, the through-hole connection dosing channel and liquid storage chamber.
The mounting groove inner periphery is evenly arranged with several locating plates, and locating plate and support chip are respectively corresponded in filter membrane
Two sides up and down.
The circular orientation step abutted can be realized with installation base lower end surface by being provided on the three-way body connection end.
The inlet tube includes feed liquor outer tube and feed liquor inner tube two parts and forms perfusion tube mounting groove, institute between the two
It states to be provided between inlet tube and installation base and shields and sustain piece.
The support chip is corresponded to each other with the upper and lower position of locating plate.
The beneficial effects of the utility model are:
Compared with conventional art, the utility model changes the structure of dosing threeway, adds between three-way body and infusion connector
Equipped with filter membrane, filter membrane herein further plays the role of filtering to the particle in medical fluid, and effective raising medical fluid is opposite
The safety of patient Yu；The perfusion tube of connection infusion niidl can choose the connection type that docking is fixed or is tightened, and make
The selectivity of medical staff is wider, is convenient to use.
Detailed description of the invention
Fig. 1 is the sectional structure chart of the utility model embodiment one；
Fig. 2 is the sectional structure chart of the utility model embodiment two；
Fig. 3 is the perspective view of the utility model embodiment one；
Fig. 4 is the perspective view of the utility model embodiment two.
Specific embodiment
The utility model is further elaborated in conjunction with attached drawing.
Embodiment one
Fig. 1, Fig. 3 are please referred to, the utility model provides a kind of dosing threeway combined connection apparatus on infusion apparatus, packet
Include three-way body 1, the side upper end of three-way body 1 is provided with the inlet tube 2 with its one, be provided in three-way body 1 dosing channel 3,
And rubber plug 4 is provided with above dosing channel 3, the feed pathway 5 communicated with dosing channel 3 is provided in inlet tube 2；Described three
1 lower end of entire body is provided with the installation base 6 with its one, is provided with the mounting groove 7 communicated with dosing channel 3 in installation base 6,
Infusion connector 8 is connected in the mounting groove 7, infusion connector 8 is sealed and adhesively fixed in mounting groove 7, the infusion connector 8 by
Three-way body connection end 9 and 10 two parts of perfusion tube connecting rod composition, the three-way body connection end 9 and perfusion tube connecting rod 10
The liquid storage chamber 11 communicated and liquid outlet channel 12 is inside respectively set, liquid storage chamber 11 is communicated with dosing channel 3；It is set in the mounting groove 7
It is equipped with filter membrane 13, filter membrane 13 is fixed in mounting groove 7 by the positioning of three-way body connection end 9 of infusion connector 8.
11 inner periphery of liquid storage chamber of the three-way body connection end 9 is provided with several support chips 14,14 pairs of upsides of support chip
Filter membrane 13 have a supporting role, the effective installation for guaranteeing filter membrane 13 is fixed.
3 lower end of dosing channel is provided with the protective sheet 15 with 1 one of three-way body, and protective sheet 15 effectively prevents from adding
The when filling syringe needle of injecting medical liquid wears out filter membrane 13；Even circumferential is provided with several through-holes 16 in protective sheet 15, and through-hole 16 is connected to
Dosing channel 3 and liquid storage chamber 11.
7 inner periphery of mounting groove is evenly arranged with several locating plates 17, and locating plate 17 and support chip 14 respectively correspond place
In the two sides up and down of filter membrane 13；The filter membrane 13 of 17 pairs of downsides of locating plate has a positioning action, effective to guarantee filter membrane 13
Installation fix.
The circular orientation step abutted can be realized with 6 lower end surface of installation base by being provided on the three-way body connection end 9
18, effectively prevent three-way body connection end 9 from causing excessive extruding force to the edge of filter membrane 13, to avoid filter membrane 13
Edge is squeezed the case where pressure pulls drawing damage.
The inlet tube 2 includes feed liquor outer tube 19 and 20 two parts of feed liquor inner tube and forms perfusion tube installation between the two
Slot 2-1, is provided between the inlet tube 2 and installation base 6 and shields and sustain piece 21；Shielding and sustain piece 21 can be such that dosing medical staff is adding
Guarantee to hold during medicine to stablize.
The support chip 14 is corresponded to each other with the upper and lower position of locating plate 17, is preferably positioned to filter membrane 13 between the two
It is fixed.
Embodiment two
Fig. 2, Fig. 4 are please referred to, the utility model provides a kind of dosing threeway combined connection apparatus on infusion apparatus, institute
The downside for stating three-way body connection end 9 is provided with locking end 22, locks and is provided with screw thread lock slots 23 on end 22, described defeated
Liquid pipe connecting rod 10 is corresponding to determine in slot 23 in screw fastening.
Above to a kind of dosing threeway combined connection apparatus on infusion apparatus provided by the utility model embodiment
It being described in detail, specific case used herein is expounded the principles of the present invention and embodiment, with
The explanation of upper embodiment is merely used to help understand the revealed technical solution of the utility model；Meanwhile for the one of this field
As technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range, to sum up
Described, the content of the present specification should not be construed as the limitation of the utility model.
Claims (8)
1. a kind of dosing threeway combined connection apparatus on infusion apparatus, including three-way body, the side upper end setting of three-way body
There is the inlet tube with its one, is provided with dosing channel in three-way body and is provided with rubber plug above dosing channel, in inlet tube
It is provided with the feed pathway communicated with dosing channel；It is characterized by: the three-way body lower end is provided with the installation with its one
Boss is provided with the mounting groove communicated with dosing channel in installation base, infusion connector is connected in the mounting groove, infusion connects
Head is sealed and adhesively fixed in mounting groove, and the infusion connector is by three-way body connection end and perfusion tube connecting rod two parts group
At, be respectively set the liquid storage chamber communicated and liquid outlet channel in the three-way body connection end and perfusion tube connecting rod, liquid storage chamber with
Dosing channel communicates；Filter membrane is provided in the mounting groove, filter membrane is positioned by the three-way body connection end of infusion connector
It is fixed in mounting groove.
2. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 1, it is characterised in that: institute
It states and is provided with locking end on the downside of three-way body connection end, lock and be provided with screw thread lock slots on end, the perfusion tube connects
Extension bar is corresponding to be determined in slot in screw fastening.
3. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 1, it is characterised in that: institute
The liquid storage chamber inner periphery for stating three-way body connection end is provided with several support chips.
4. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 1, it is characterised in that: institute
It states dosing channel lower end and is provided with protective sheet with three-way body one, even circumferential is provided with several through-holes in protective sheet, described
Through-hole is connected to dosing channel and liquid storage chamber.
5. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 3, it is characterised in that: institute
It states mounting groove inner periphery and is evenly arranged with several locating plates, locating plate and support chip respectively correspond up and down two in filter membrane
Side.
6. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 1, it is characterised in that: institute
It states and is provided on three-way body connection end and can realize the circular orientation step abutted with installation base lower end surface.
7. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 1, it is characterised in that: institute
Inlet tube is stated to include feed liquor outer tube and feed liquor inner tube two parts and form perfusion tube mounting groove between the two, the inlet tube and
It is provided between installation base and shields and sustain piece.
8. a kind of dosing threeway combined connection apparatus on infusion apparatus according to claim 5, it is characterised in that: institute
Support chip is stated to correspond to each other with the upper and lower position of locating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821468107.9U CN209575404U (en) | 2018-09-10 | 2018-09-10 | A kind of dosing threeway combined connection apparatus on infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821468107.9U CN209575404U (en) | 2018-09-10 | 2018-09-10 | A kind of dosing threeway combined connection apparatus on infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209575404U true CN209575404U (en) | 2019-11-05 |
Family
ID=68372945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821468107.9U Active CN209575404U (en) | 2018-09-10 | 2018-09-10 | A kind of dosing threeway combined connection apparatus on infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209575404U (en) |
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2018
- 2018-09-10 CN CN201821468107.9U patent/CN209575404U/en active Active
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