CN208927425U - A kind of medical catheter connector - Google Patents
A kind of medical catheter connector Download PDFInfo
- Publication number
- CN208927425U CN208927425U CN201820885885.1U CN201820885885U CN208927425U CN 208927425 U CN208927425 U CN 208927425U CN 201820885885 U CN201820885885 U CN 201820885885U CN 208927425 U CN208927425 U CN 208927425U
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- China
- Prior art keywords
- piston
- hole
- shaped
- truncated cone
- cylindrical tube
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000012856 packing Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007721 medicinal effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of medical catheter connector, including the internal cylindrical tube for being equipped with cavity, its both ends is respectively equipped with the first truncated cone-shaped through-hole and the second truncated cone-shaped through-hole being connected to cavity, first piston is placed in first truncated cone-shaped through-hole, second piston is placed in second truncated cone-shaped through-hole, cylindrical tube upper end is provided in the axial direction with multiple vertical slots, multiple hooks being slidably matched in vertical slot are fixed on first piston, cylindrical tube threaded upper ends are connected with nut, first piston is fixed in the first truncated cone-shaped through-hole after nut tightening, the through-hole being connected to vertical slot is equipped with inside cylindrical tube, the drive rod connecting with hook is equipped in through-hole, the drive rod other end is equipped with the first rack gear, the second rack gear is fixed in second piston, first rack gear and the second rack gear are engaged by gear realizes reverse drive, drive rod will be driven to consolidate second piston after nut tightening It is scheduled in the second truncated cone-shaped through-hole, the utility model has the beneficial effects that realizing the quick connection of conduit, ensure that medical effect.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of medical catheter connector.
Background technique
Medical catheter is the medical equipment that major middle and small hospital is too busy to get away at this stage, wherein medical catheter connector using non-
Often frequently, in order to realize the connection of two medical catheters, common connection method at this stage is to use two nipple spirals
It is tightly connected, this method is not convenient enough, and is easy that the phenomenon of leakage does not occur sternly because of helixseal, easily influences the treatment effect of doctor
Fruit brings pollution, causes unexpected personal injury to medical patient, serious person can lead to malpractice.
Utility model content
For above situation, to overcome the shortcomings of existing technologies, the purpose of this utility model is exactly to propose that one kind is medical to lead
Pipe fitting, efficiently solves that existing medical catheter joint sealing is bad, connects inconvenient problem, it is ensured that conduit connection
Sealing effect and installation convenience.
Its technical solution is: the utility model is a kind of medical catheter connector, including cylindrical tube, is set inside cylindrical tube
There is cavity, cylindrical tube both ends are respectively equipped with the first truncated cone-shaped through-hole and the second truncated cone-shaped through-hole being connected to cavity, the first circle
It is placed with first piston in platform shape through-hole, second piston is placed in the second truncated cone-shaped through-hole, cylindrical tube upper end edge is axially opened
Equipped with multiple vertical slots, multiple hooks that cooperation is slided up and down in vertical slot, cylindrical tube threaded upper ends are fixed on first piston
It is connected with nut, first piston is fixed in the first truncated cone-shaped through-hole after nut tightening, cylindrical tube inside is equipped with and vertical slot
The through-hole of connection, through-hole is interior to be equipped with the drive rod connecting with hook, and the drive rod other end is equipped with the first rack gear, consolidates in second piston
Surely there are the second rack gear, the first rack gear and the second rack gear to realize reverse drive by gear engagement rotation, drive and pass after nut tightening
Second piston is fixed in the second truncated cone-shaped through-hole by lever.
The beneficial effects of the utility model are: ensuring the reliability of medical catheter connection, conduit attended operation is promoted
Convenience avoids hidden danger existing for medical equipment, reduces the unexpected malpractice between doctor and patient.
Detailed description of the invention
Fig. 1 is the three-dimensional half-section diagram of the utility model.
Fig. 2 is the enlarged drawing of A in Fig. 1 of the utility model.
Fig. 3 is the enlarged drawing of B in Fig. 1 of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
Known by attached drawing 1-3, the utility model is a kind of medical catheter connector, including cylindrical tube 1, is set inside cylindrical tube
There is cavity, 1 both ends of cylindrical tube are respectively equipped with the first truncated cone-shaped through-hole 10 and the second truncated cone-shaped through-hole 11 being connected to cavity, the
It is placed with first piston 2 in one truncated cone-shaped through-hole 10, is placed with second piston 5 in the second truncated cone-shaped through-hole 11, on cylindrical tube 1
End is provided in the axial direction with multiple vertical slots 8, and multiple hooks 12 that cooperation is slided up and down in vertical slot 8 are fixed on first piston 2, circle
1 threaded upper ends of column casing body are connected with nut 3, and first piston 2 is fixed in the first truncated cone-shaped through-hole 10 by nut 3 after screwing, circle
It is equipped with the through-hole 9 being connected to vertical slot 8 inside column casing body 1, the drive rod 4 connecting with hook 12 is equipped in through-hole 9, drive rod 4 is another
One end is equipped with the first rack gear, and the second rack gear, the first rack gear and the second rack gear are fixed in second piston 5 and is turned by the engagement of gear 6
Dynamic realize drives drive rod 4 that second piston 5 is fixed in the second truncated cone-shaped through-hole 11 after reverse drive, nut 3 screw.
The first piston 2 and second piston 5 are elastic packing material.
The first piston 2 and second piston 5 are middle part truncated cone-shaped piston with holes.
The cone-apex angle of the first truncated cone-shaped through-hole 10 is less than or equal to the cone-apex angle of first piston 2, the second truncated cone-shaped through-hole
11 cone-apex angle is less than or equal to the cone-apex angle of second piston 5.
4 upper end of drive rod is equipped with the through slot cooperated with hook 12, realizes first piston 2 and drive rod by socket
4 axial synchronizing moving.
The cooperation of gear 6 is equipped with the bearing block being fixed on inside cylindrical tube 1, and the outside of gear 6 is equipped with socket second
The sleeve of rack gear.
The utility model has a chamber when specifically used in cylinder entire body 1, both ends are equipped with first with chamber
Truncated cone-shaped through-hole 10 and the second truncated cone-shaped through-hole 11, first piston 2 is combined in the first truncated cone-shaped through-hole 10, and the second truncated cone-shaped is logical
Second piston 5 is combined in hole 11, first piston 2 and second piston 5 have the truncated cone-shaped that can be inserted into the hole of conduit all for middle part
Piston, the material of two pistons are all elastic packing materials, and conduit 7 is respectively from the chamber inside both ends insertion cylindrical tube 1, circle
1 upper end of column casing body is provided with multiple vertical slots 8, and the hook 12 being fixed on first piston 2 slided up and down is combined in vertical slot 8,
The bottom of vertical slot 8 is provided with the through-hole 9 of perforation cylindrical tube 1, has slidable drive rod 4 in through-hole 9, has socket on drive rod 4
The through slot of hook 12, the cone-apex angle of the first truncated cone-shaped through-hole 10 are less than or equal to the cone-apex angle of first piston 2, the second truncated cone-shaped through-hole
11 cone-apex angle is less than or equal to the cone-apex angle of second piston 5, guarantees to may be implemented when piston promotes fitting truncated cone-shaped through-hole good
Sealing.
Precession big nut 3 squeezes the circle for the first truncated cone-shaped through-hole 10 that hook 12 makes in first piston 2 and cylindrical tube 1
Table top compressional deformation, and then clamping conduit 7 and first piston 2 are realized and are tightly connected, while hook 12 drives drive rod 4 to move,
6 engagement rotation of the first rack and pinion of 4 end of drive rod drives the second rack gear in the second piston engaged with gear 6 anti-
The round table surface compressional deformation inside second piston 5 and cylindrical tube 1, and then clamping are squeezed to movement, and then by the second rack gear
Conduit 7 and second piston 5, which are realized, to be tightly connected.
Gear 6 is equipped with the bearing block being fixed on inside cylindrical tube 1, is additionally provided with and the second rack gear outside gear 6
The casing of cooperation, bearing block realize the stabilization of reverse drive, and casing guarantees that the first rack gear and the second rack gear can be good at reality
Existing reverse drive.
The utility model has the advantage that the connection sealing for the conduit that 1. realize different tube diameters;2. avoiding each
The complicated processes that conduit erection joint again connects connector;3. connection seals while realizing both ends by rotating nuts, save trouble
It is laborsaving;4. sealing is realized in the extruding by elastic piston, sealing effect is good, reduces the possibility of malpractice generation.
Claims (6)
1. a kind of medical catheter connector, which is characterized in that including cylindrical tube (1), be equipped with cavity, cylindrical drum inside cylindrical tube
Body (1) both ends are respectively equipped with the first truncated cone-shaped through-hole (10) and the second truncated cone-shaped through-hole (11) being connected to cavity, the first rotary table
It is placed with first piston (2) in shape through-hole (10), is placed with second piston (5), cylindrical tube in the second truncated cone-shaped through-hole (11)
(1) upper end is provided in the axial direction with multiple vertical slots (8), is fixed on first piston (2) and multiple is slided up and down cooperation in the vertical slot (8)
Hook (12), cylindrical tube (1) threaded upper ends are connected with nut (3), and first piston (2) is fixed on by nut (3) after screwing
In first truncated cone-shaped through-hole (10), it is equipped with the through-hole (9) being connected to vertical slot (8) inside cylindrical tube (1), is equipped in through-hole (9)
The drive rod (4) connecting with hook (12), drive rod (4) other end are equipped with the first rack gear, and second piston is fixed with second on (5)
Rack gear, the first rack gear and the second rack gear are realized by gear (6) engagement rotation drives transmission after reverse drive, nut (3) screw
Second piston (5) is fixed in the second truncated cone-shaped through-hole (11) by bar (4).
2. a kind of medical catheter connector according to claim 1, which is characterized in that the first piston (2) and second is lived
Filling in (5) is elastic packing material.
3. a kind of medical catheter connector according to claim 2, which is characterized in that the first piston (2) and second is lived
Filling in (5) is middle part truncated cone-shaped piston with holes.
4. a kind of medical catheter connector according to claim 3, which is characterized in that the first truncated cone-shaped through-hole (10)
Cone-apex angle is less than or equal to the cone-apex angle of first piston (2), and the cone-apex angle of the second truncated cone-shaped through-hole (11) is less than or equal to second piston
(5) cone-apex angle.
5. a kind of medical catheter connector according to claim 1, which is characterized in that drive rod (4) upper end is equipped with
With the through slot of hook (12) cooperation, the axial synchronizing moving of first piston (2) and drive rod (4) is realized by socket.
6. a kind of medical catheter connector according to claim 1, which is characterized in that gear (6) cooperation, which is equipped with, to be fixed
In the internal bearing block of cylindrical tube (1), the outside of gear (6) is equipped with the sleeve of the second rack gear of socket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820885885.1U CN208927425U (en) | 2018-06-08 | 2018-06-08 | A kind of medical catheter connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820885885.1U CN208927425U (en) | 2018-06-08 | 2018-06-08 | A kind of medical catheter connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208927425U true CN208927425U (en) | 2019-06-04 |
Family
ID=66714997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820885885.1U Expired - Fee Related CN208927425U (en) | 2018-06-08 | 2018-06-08 | A kind of medical catheter connector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208927425U (en) |
-
2018
- 2018-06-08 CN CN201820885885.1U patent/CN208927425U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |