CN209123061U - Facilitate the infusion pump of maintenance shifting fork piece - Google Patents
Facilitate the infusion pump of maintenance shifting fork piece Download PDFInfo
- Publication number
- CN209123061U CN209123061U CN201821192464.7U CN201821192464U CN209123061U CN 209123061 U CN209123061 U CN 209123061U CN 201821192464 U CN201821192464 U CN 201821192464U CN 209123061 U CN209123061 U CN 209123061U
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- China
- Prior art keywords
- shifting fork
- fork piece
- support frame
- plectrum
- protruding shaft
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Abstract
The utility model discloses a kind of infusion pumps for facilitating maintenance shifting fork piece, major design main points are, including shell, support frame, driving device, protruding shaft wheel and cam, the lower openings of shell, support frame is located in shell, support frame is rectangle hollow structure, the upper opening of support frame, protruding shaft wheel turns round the position for being supported on support frame upper opening, cam is installed on protruding shaft wheel, driving device is for driving protruding shaft wheel to rotate, each cam is correspondingly arranged on shifting fork piece, the shifting fork piece is located at the lower section of protruding shaft wheel, downward sliding slot is offered on the inner wall of support frame, the two sides of shifting fork piece are stuck in sliding slot, the sliding slot is through slot；One end of the separate protruding shaft wheel of shifting fork piece is provided with shoulder, baffle is provided with below the shifting fork piece, for keeping off in the lower section of shoulder, baffle is detachably connected on support frame baffle.The utility model has convenient the advantages of taking out shifting fork piece from the exterior of housing, facilitating maintenance shifting fork piece.
Description
Technical field
The utility model relates to a kind of infusion pump, in particular to a kind of infusion pump for facilitating maintenance shifting fork piece.
Background technique
Infusion is common a kind of administration mode in clinical treatment.According to pharmaceutical properties, the difference of patient's constitution, infusion speed
Degree is also different.Be infused it is too fast, be difficult to reach expected therapeutic effect slowly excessively, or even influence nursing safety.Infusion pump is a kind of
It is required that control number of infusion drops or infusion flow rate, guarantee drug can speed it is uniform, dose is accurate and safely enters patient body
A kind of interior instrument improves the accuracy and safety of infusion.
Infusion pump in the prior art includes shell, and protruding shaft wheel is provided in shell, and protruding shaft wheel one end is provided with driving dress
It sets, driving device is equipped with cam, each cam is correspondingly arranged on shift fork for driving protruding shaft wheel to rotate on protruding shaft wheel
Piece, shifting fork piece are plugged on from the top down in the support frame for being used to support protruding shaft wheel, and support frame is stretched out in shifting fork piece lower end, to prevent from dialling
Forks piece is fallen, and shifting fork piece upper end is set on cam.
But when shifting fork piece damage, staff needs shell to open, and further takes out protruding shaft wheel, removes from protruding shaft wheel
The shifting fork piece to need repairing, when maintenance, dismantle relatively difficult, and maintenance is inconvenient.
Utility model content
In view of the deficienciess of the prior art, facilitating the defeated of maintenance shifting fork piece the purpose of this utility model is to provide a kind of
Liquid pump has convenient the advantages of taking out shifting fork piece from the exterior of housing, facilitating maintenance shifting fork piece.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of infusion pump facilitating maintenance shifting fork piece, including shell, support frame, driving device, protruding shaft wheel and cam, shell
Lower openings, support frame is located in shell, and support frame is rectangle hollow structure, the upper opening of support frame, the revolution of protruding shaft wheel
It is supported on the position of support frame upper opening, cam is installed on protruding shaft wheel, and driving device is for driving protruding shaft wheel to rotate, Mei Gesuo
It states cam and is correspondingly arranged on shifting fork piece, the shifting fork piece is located at the lower section of protruding shaft wheel, offers on the inner wall of support frame downwards
Sliding slot, the two sides of shifting fork piece are stuck in sliding slot, and the sliding slot is through slot；One end of the separate protruding shaft wheel of shifting fork piece is provided with platform
Shoulder is provided with baffle below the shifting fork piece, and for baffle for keeping off in the lower section of shoulder, baffle is detachably connected on support frame
On.
By using above-mentioned technical proposal, when needing repairing, baffle is removed from the exterior of housing, and shift fork is leaked out from baffle
Piece, and shifting fork piece is in the lower section of cam, shifting fork piece is installed in sliding slot, and sliding slot is downward through slot, and staff is from shift fork
Shifting fork piece is pinched in the lower end of piece, skids off shifting fork piece from the lower end of sliding slot, when installation, directly against corresponding sliding slot, from sliding slot
Lower end be inserted upwardly into sliding slot, then baffle connection on the support frame, so that baffle is kept off the shoulder of shifting fork piece, prevent shift fork
Piece is fallen, to make to repair shifting fork piece in the outside in shell, facilitates maintenance.
The utility model is further arranged to: being offered screw hole bolt on the baffle, is inserted into bolt, bolt spiral shell in screw hole bolt
Line connects on the support frame.
By using above-mentioned technical proposal, screw hole bolt is opened up on baffle, is inserted into screw hole bolt by bolt, and and support frame
It is threadedly coupled, so that baffle is fastened by bolts in the lower part of support frame, it is easy to disassemble.
The utility model is further arranged to: the shifting fork piece includes upper plectrum and lower plectrum, and upper plectrum is located at lower plectrum
Top, and the lower end of upper plectrum is provided with the first L shape pawl, and the upper end of lower plectrum is provided with the 2nd L shape pawl, the first L shape pawl
It hangs on the 2nd L shape pawl, is provided with spring between upper plectrum and lower plectrum.
By using above-mentioned technical proposal, due to can adapt to different perfusion tubes when shifting fork piece split settings, so logical
The mounting for crossing the first L shape pawl and the 2nd L shape pawl makes when the outside of shell pulls down plectrum, and upper plectrum is taken together with lower plectrum
Out, plectrum in more convenient maintenance.
The utility model is further arranged to: there are two the first L shape pawls and is symmetricly set on plectrum, the 2nd L
Shape pawl sets aside on piece there are two being symmetricly set on, and two the 2nd L shape pawls and lower plectrum form the C-shaped of opening upwards.
By using above-mentioned technical proposal, the C-shaped of two the 2nd L shape pawls and lower plectrum composition upward opening, two the first L
Shape pawl is stuck in two the first L shape pawls, the disassembly of plectrum and lower plectrum in convenience, and in plectrum under taking out out of sliding slot,
Lower plectrum is not easy to fall, and takes out more convenient.
The utility model is further arranged to: for the shoulder there are two the lower end for being symmetrical arranged shifting fork piece, baffle is one
It is whole, through-hole is offered on baffle, the position that through-hole two sides are located on baffle is in the lower section of shoulder.
By using above-mentioned technical proposal, shoulder is symmetricly set on the lower end of shifting fork piece, and the lower end of shifting fork piece can be inserted in
In through-hole, stretch out out of through-hole for squeezing perfusion tube, and the position gear on shoulder positioned at through-hole two sides is prevented in the lower section of shoulder
Only shifting fork piece slides out.
The utility model is further arranged to: the quantity of the bolt is less than or equal to 6, and the model of all bolts
It is identical.
By using above-mentioned technical proposal, the quantity of bolt is controlled within 6, and the model of bolt is identical, convenient
All Bolt dismantlings are rapidly completed in maintenance personal.
The utility model is further arranged to: the driving device includes motor and transmission component, and motor is fixed on protruding shaft
One end of wheel, transmission component include driving gear, driven gear and toothed belt, and driving gear is mounted on the output end of motor, from
Moving gear is fixed on protruding shaft wheel close to one end of motor, and toothed belt is fitted on driving gear and driven gear.
By using above-mentioned technical proposal, motor drives driving gear rotation, and driving gear is by toothed belt with driven
Gear rotation, to make protruding shaft wheel as driven gear rotates, due to toothed belt and driving gear and driven gear engaged transmission
Compare steadily, keeps infusion pump output more stable.
The utility model is further arranged to: the motor is stepper motor or servo motor.
By using above-mentioned technical proposal, motor is stepper motor or servo motor, can facilitate to motor speed into
Row control.
The utility model is further arranged to: the shifting fork piece is provided with idler wheel, idler wheel revolution branch close to one end of cam
On shifting fork piece, idler wheel is used to be against the outer profile of cam for support.
By using above-mentioned technical proposal, idler wheel is arranged on shifting fork piece, can reduce rubbing between shifting fork piece and cam
It wipes, cam is made more easily to drive shifting fork piece.
In conclusion the utility model has the following beneficial effects:
1. being through slot by the sliding slot being arranged on the support frame, shifting fork piece can make to repair shifting fork piece down through sliding slot
When, directly it can be taken off shifting fork piece by opening the baffle of shifting fork piece lower part, to make shifting fork piece in maintenance, directly in shell
It is external complete, facilitate maintenance；
2. the first L shape pawl is hung by the first L shape pawl being arranged on upper plectrum and the 2nd L shape pawl that lower plectrum is arranged in
On the 2nd L shape pawl, when making to take out lower plectrum from lower part when maintenance, it can be taken out together with upper plectrum, facilitate maintenance；
3. by the way that the baffle below support frame is arranged in, baffle is fastened on the support frame by bolt thread, can be facilitated
To the fast quick-detach of baffle when maintenance.
Detailed description of the invention
Fig. 1 is the perspective view that infusion pump opens pump door；
Fig. 2 is the perspective view for omitting the infusion pump of shell；
Fig. 3 is the half sectional view for omitting the infusion pump of shell；
Fig. 4 is the perspective view of shifting fork piece；
Fig. 5 is the explosive view for omitting the infusion pump of pump door；
Fig. 6 is the perspective view of baffle.
Appended drawing reference: 1, shell；2, door is pumped；3, perfusion tube；4, support frame；41, sliding slot；5, protruding shaft wheel；6, cam；7, it drives
Dynamic device；71, motor；72, transmission component；721, driving gear；722, driven gear；723, toothed belt；8, shifting fork piece；81,
Upper plectrum；811, the first L shape pawl；82, lower plectrum；821, the 2nd L shape pawl；822, shoulder；83, idler wheel；84, spring；9, baffle；
91, through-hole；92, screw hole bolt；10, bolt.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing 2, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of infusion pump, with reference to Fig. 1, including shell 1, the lower openings of shell 1 are set in the position of 1 lower openings of shell
It is equipped with pump door 2, pump door 2 can open or close the lower openings of shell 1, pump the opening and closing of door 2 for being removed or placed into
Perfusion tube 3.
With reference to Fig. 1 and Fig. 2, support frame 4 is provided in shell 1, the lower part of support frame 4 is located at the position of 1 lower openings of shell
It sets, 4 middle position of support frame is arranged rectangular hollow structure, and the top of support frame 4 is provided with protruding shaft wheel 5, and the two of protruding shaft wheel 5
It holds revolving support on support frame 4, multiple cams 6 is installed, cam 6 is in the hollow structure of support frame 4 on protruding shaft wheel 5
It is interior；One end of protruding shaft wheel 5 is provided with driving device 7, and driving device 7 includes motor 71 and transmission component 72, and motor 71 is stepping
Motor 71 or servo motor 71 can facilitate the revolving speed of control motor 71；Transmission component 72 includes driving gear 721, driven tooth
Wheel 722 and toothed belt 723.Motor 71 is fixed on support frame 4, and driving gear 721 is mounted on the output end of motor 71, driven tooth
Wheel 722 is fixed on protruding shaft wheel 5 close to one end of motor 71, and toothed belt 723 is fitted to driving gear 721 and driven gear
On 722, motor 71 starts, and motor 71 drives toothed belt 723 by driving gear 721, then by toothed belt 723 with protruding shaft wheel 5
Rotation.
With reference to Fig. 3 and Fig. 4, the lower section of cam 6 is provided with shifting fork piece 8, shifting fork piece 8 includes upper plectrum 81 and lower plectrum
82, sliding slot 41 is symmetrically offered in the two sides of 4 inner wall of support frame, sliding slot 41 opens up downwards, and sliding slot 41 is through slot, upper plectrum
81 and the two sides of lower plectrum 82 be stuck in sliding slot 41, upper plectrum 81 and lower plectrum 82 can take out from the lower end of sliding slot 41.On
Plectrum 81 and lower plectrum 82 are setting up and down in the same sliding slot 41, there is plectrum 81 and lower plectrum on one group in each sliding slot 41
82, and sliding slot 41 to open up position corresponding with the position of cam 6.One end of cam 6 is provided with rolling in upper plectrum 81
Wheel 83, idler wheel 83 is against on the outer profile of cam 6.The lower part of upper plectrum 81 is provided with the first L shape pawl 811 extended downwards, on
The top of plectrum 81 is provided with the 2nd L shape pawl 821 stretched out upwards, the first L shape pawl 811 and the 2nd L shape pawl 821 there are two,
And it is symmetrical arranged, the C-shaped of two the 2nd L shape pawls 821 and lower plectrum 82 composition upward opening, two the first L shape pawls 811 are hung over
On two the 2nd L shape pawls 821, stretched out upwards from c-shaped opening.Spring 84 is provided between upper plectrum 81 and lower plectrum 82.
With reference to Fig. 5 and Fig. 6, to prevent upper plectrum 81 and lower plectrum 82 from leaking out from the lower section of sliding slot 41, under support frame 4
Side is provided with baffle 9, and the lower end setting of lower plectrum 82 is at T-shaped, so that the two sides of lower plectrum 82 is formed shoulder 822, opens up on baffle 9
There is through-hole 91, the lower end of lower plectrum 82 is stretched outside in through-hole 91, and the shoulder 822 of 82 two sides of lower plectrum is located at the top of baffle 9, makes
Position on baffle 9 positioned at 91 two sides of through-hole is kept off in the lower section of lower plectrum 82.6 screw hole bolts 92, each spiral shell are offered on baffle 9
Inserted with bolt 10 in hole bolt 92, the model of bolt 10 is identical, and bolt 10 is threaded in the lower part of support frame 4, makes baffle 9 can
Disassembly is mounted on support frame 4.
The process of infusion pump maintenance shifting fork piece 8:
1. opening pump door 2 when being infused air pump inoperative, carried out from the position use spanner corresponding with bolt 10 of pump door 2
Demounting bolt 10；
2. bolt 10 all after disassembly, removes baffle 9 from the lower part of support frame 4, lower plectrum 82 is leaked out, inspection needs replacing
Shifting fork piece 8, pinch the T shape end of plectrum 82, pull out lower plectrum 82 from the lower end of sliding slot 41；
3. lower plectrum 82 is hung the first L shape pawl 811 by the 2nd L shape pawl 821 and is taken out together with upper plectrum 81, and position
Spring 84 between the idler wheel 83 and upper plectrum 81 and lower plectrum 82 on upper plectrum 81 is taken out of all together, convenient to entire shift fork
Piece 8 repairs；
4. the shifting fork piece 8 more renewed is again according to upper plectrum 81 upper, position of the lower plectrum 82 under is inserted into sliding slot 41
Interior, then baffle 9 is mounted on the lower section of support frame 4, and the position that 91 two sides of through-hole are located on baffle 9 keeps off shoulder 822, lower plectrum
82 T shape end is stretched out out of through-hole 91, completes installation.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of infusion pump for facilitating maintenance shifting fork piece, including shell (1), support frame (4), driving device (7), protruding shaft wheel (5)
With cam (6), the lower openings of shell (1), support frame (4) is located in shell (1), and support frame (4) is rectangle hollow structure, branch
The upper opening of support (4), protruding shaft wheel (5) revolving support install protruding shaft in the position of support frame (4) upper opening, cam (6)
It takes turns on (5), for driving device (7) for driving protruding shaft wheel (5) to rotate, each cam (6) is correspondingly arranged on shifting fork piece
(8), it is characterised in that: the shifting fork piece (8) is located at the lower section of protruding shaft wheel (5), offers on the inner wall of support frame (4) downward
Sliding slot (41), the two sides of shifting fork piece (8) are stuck in sliding slot (41), and the sliding slot (41) is through slot；The separate protruding shaft of shifting fork piece (8)
One end of wheel (5) is provided with shoulder (822), is provided with baffle (9) below the shifting fork piece (8), and baffle (9) is for keeping off in platform
The lower section of shoulder (822), baffle (9) are detachably connected on support frame (4).
2. the infusion pump according to claim 1 for facilitating maintenance shifting fork piece, it is characterised in that: opened up on the baffle (9)
Have screw hole bolt (92), be inserted into bolt (10) in screw hole bolt (92), bolt (10) is threaded on support frame (4).
3. the infusion pump according to claim 1 for facilitating maintenance shifting fork piece, it is characterised in that: the shifting fork piece (8) includes
Upper plectrum (81) and lower plectrum (82), upper plectrum (81) is located at the top of lower plectrum (82), and the lower end of upper plectrum (81) is set
It is equipped with the first L shape pawl (811), the upper end of lower plectrum (82) is provided with the 2nd L shape pawl (821), and the first L shape pawl (811) hangs over
On two L shape pawls (821), spring (84) are provided between upper plectrum (81) and lower plectrum (82).
4. the infusion pump according to claim 3 for facilitating maintenance shifting fork piece, it is characterised in that: the first L shape pawl (811)
There are two and be symmetricly set on plectrum (81), the 2nd L shape pawl (821) there are two being symmetricly set on lower plectrum (82), and
And two the 2nd L shape pawls (821) and lower plectrum (82) form the C-shaped of opening upwards.
5. the infusion pump according to claim 1 for facilitating maintenance shifting fork piece, it is characterised in that: the shoulder (822) has two
The lower end of a shifting fork piece arranged symmetrically (8), baffle (9) are an entirety, are offered through-hole (91) on baffle (9), on baffle (9)
The lower section of shoulder (822) is in positioned at the position of through-hole (91) two sides.
6. the infusion pump according to claim 2 for facilitating maintenance shifting fork piece, it is characterised in that: the quantity of the bolt (10)
Less than or equal to 6, and the model of all bolts (10) is identical.
7. the infusion pump according to claim 1 for facilitating maintenance shifting fork piece, it is characterised in that: driving device (7) packet
Motor (71) and transmission component (72) are included, motor (71) is fixed on one end of protruding shaft wheel (5), and transmission component (72) includes driving tooth
Wheel (721), driven gear (722) and toothed belt (723), driving gear (721) are mounted on the output end of motor (71), driven tooth
Wheel (722) be fixed on protruding shaft wheel (5) close to motor (71) one end, toothed belt (723) be fitted to driving gear (721) and
On driven gear (722).
8. the infusion pump according to claim 7 for facilitating maintenance shifting fork piece, it is characterised in that: the motor (71) is stepping
Motor (71) or servo motor (71).
9. the infusion pump according to claim 1 for facilitating maintenance shifting fork piece, it is characterised in that: the shifting fork piece (8) is close
One end of cam (6) is provided with idler wheel (83), and for idler wheel (83) revolving support on shifting fork piece (8), idler wheel (83) is convex for being against
On the outer profile for taking turns (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821192464.7U CN209123061U (en) | 2018-07-25 | 2018-07-25 | Facilitate the infusion pump of maintenance shifting fork piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821192464.7U CN209123061U (en) | 2018-07-25 | 2018-07-25 | Facilitate the infusion pump of maintenance shifting fork piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209123061U true CN209123061U (en) | 2019-07-19 |
Family
ID=67226835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821192464.7U Active CN209123061U (en) | 2018-07-25 | 2018-07-25 | Facilitate the infusion pump of maintenance shifting fork piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209123061U (en) |
-
2018
- 2018-07-25 CN CN201821192464.7U patent/CN209123061U/en active Active
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