CN209294013U - A kind of roller gearing for linear peristaltic pump - Google Patents
A kind of roller gearing for linear peristaltic pump Download PDFInfo
- Publication number
- CN209294013U CN209294013U CN201821612891.6U CN201821612891U CN209294013U CN 209294013 U CN209294013 U CN 209294013U CN 201821612891 U CN201821612891 U CN 201821612891U CN 209294013 U CN209294013 U CN 209294013U
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- CN
- China
- Prior art keywords
- guidance set
- spline shaft
- ball spline
- peristaltic pump
- linear peristaltic
- 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.)
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Abstract
The utility model discloses a kind of roller gearings for linear peristaltic pump, for driving roll wheel assembly to move back and forth, it includes transmission component and ball spline shaft guidance set, one end of the ball spline shaft guidance set and the driving end of transmission component connect, the other end of the ball spline shaft guidance set is connect with roll wheel assembly, under the driving of transmission component, the ball spline shaft guidance set does linear reciprocal movement with roll wheel assembly.The utility model have many advantages, such as it is simple and compact for structure, small in size, be suitable for aseptic environment under.
Description
Technical field
The utility model is mainly concerned with wriggling pump technical field, refers in particular to a kind of idler wheel transmission for linear peristaltic pump
Device.
Background technique
With the development of technology, many special industries are higher and higher to the precision of metering and the requirement of cleanliness, such as raw
Object pharmaceutical industry, medical industry, chemical industry etc..Currently, when carrying out accurate measurement to fluid, generally using plunger pump, compacted
Dynamic pump technology.But existing way still has some shortcomings, to largely effect on the accuracy of metering.
Existing peristaltic pump technology generally comprises two kinds of structure types of rotary peristaltic pump and linear peristaltic pump.Existing
Linear peristaltic pump technology in, as depicted in figs. 1 and 2, the transmission of roll wheel assembly 2 is using layout immediately below work hose 1
Lead screw gear 4 or mould group transmission device 3, the technical issues of this kind of transmission device be: it is higher for requirement
Under environment, transmission device cannot be accomplished to seal well, and outside being exposed to, especially as under pharmaceutical production environment, applying dynamic
In the aseptic environment that A grades of state, if transmission is not accomplished to seal as required, national regulation pharmaceutical production requirement is not met,
It cannot apply.
Utility model content
The technical problems to be solved in the utility model is that for technical problem of the existing technology, this is practical new
Type provide it is a kind of it is simple and compact for structure, small in size, suitable for the idler wheel biography for linear peristaltic pump under aseptic environment
Dynamic device.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of roller gearing for linear peristaltic pump, for driving roll wheel assembly to move back and forth, it is wrapped
Include transmission component and ball spline shaft guidance set, one end of the ball spline shaft guidance set and the driving end of transmission component
Connection, the other end of the ball spline shaft guidance set is connect with roll wheel assembly, under the driving of transmission component, the ball
Splined shaft guidance set does linear reciprocal movement with roll wheel assembly.
As further improvement of the utility model: the ball spline shaft guidance set is arranged in vertical direction.
As further improvement of the utility model: the transmission component includes driving motor, shaft coupling and screw component,
The driving motor is connected by shaft coupling with screw component, and the ball spline shaft guidance set is connected on screw component,
Under the driving of the driving motor, the screw component does linear reciprocal motion with ball spline shaft guidance set.
As further improvement of the utility model: the ball spline shaft guidance set does lift linear reciprocation fortune
It is dynamic.
As further improvement of the utility model: the ball spline shaft guidance set is connected to screw rod by connecting plate
On component, using the structure of offset.
As further improvement of the utility model: the transmission component, ball spline shaft guidance set are packaged in one
In a pump housing outer cover.
As further improvement of the utility model: the roller gearing is equipped with bearing pump housing.
As further improvement of the utility model: ball spline shaft and bearing in the ball spline shaft guidance set
Sealing collar member is equipped between pump housing seat.
Compared with the prior art, the advantages of the utility model are: the rolling for linear peristaltic pump of the utility model
Wheel transmission device, it is simple and compact for structure, the driving of idler wheel is carried out by the way of ball spline shaft guidance set, synchronism is good,
High transmission accuracy.Closed design is further used, good airproof performance makes it be more suitable for working under aseptic environment.Moreover,
Using lift rectilinear motion mode, the volume and occupied space of whole equipment are greatly reduced in this way.
Detailed description of the invention
Fig. 1 is existing linear peristaltic pump mould group live roller apparatus structure schematic diagram.
Fig. 2 is existing linear peristaltic pump lead screw transmission roller devices structural schematic diagram.
Fig. 3 is the structural schematic diagram of the utility model in a particular embodiment.
Fig. 4 is structural schematic diagram of the utility model in another specific embodiment.
Marginal data:
1, work hose；2, roll wheel assembly；3, mould group transmission component；4, lead screw transmission component；51, driving motor；52,
Shaft coupling；53, screw component；6, ball spline shaft guidance set；61, ball spline shaft；62, bearing pump housing；63, sealing group
Part；64, pump housing outer cover；65；Connecting plate；8, machine adds panel.
Specific embodiment
The utility model is described in further details below with reference to Figure of description and specific embodiment.
As shown in figure 3, a kind of roller gearing for linear peristaltic pump of the utility model, for driving idler wheel
Component 2 moves back and forth, to realize the effect of metering pumping.The roller gearing includes transmission component and ball spline shaft
Guidance set 6, one end of ball spline shaft guidance set 6 and the driving end of transmission component connect, ball spline shaft guidance set 6
The other end connect with roll wheel assembly 2, under the driving of transmission component, ball spline shaft guidance set 6 is done with roll wheel assembly 2
Linear reciprocal is mobile.
In the present embodiment, ball spline shaft guidance set 6 is arranged in vertical direction, to reduce the land occupation body of integral device
Product.Ball spline shaft guidance set 6 does lift straight reciprocating motion with roll wheel assembly 2.
In the present embodiment, in the present embodiment, transmission component includes driving motor 51, shaft coupling 52 and screw component
53, driving motor 51 is connected by shaft coupling 52 with screw component 53, and ball spline shaft guidance set 6 is connected to screw component 53
On, under the driving of driving motor 51, screw component 53 does linear reciprocal motion with ball spline shaft guidance set 6, such as
Lift straight reciprocating motion in this example.
In the present embodiment, the transmission component in entire roller gearing, ball spline shaft guidance set 6 are packaged in
In one pump housing outer cover 64, and it is equipped with bearing pump housing 62, to guarantee the cleanliness of its working environment.Bearing pump housing 62 seals
The machine for being installed on equipment adds on panel 8.
In the present embodiment, it is being set between ball spline shaft 61 and bearing pump housing 62 in ball spline shaft guidance set 6
There is seal assembly 63, the pump housing outer cover 64 as dust cover, all transmission parts are provided on the outside of entire moving component
Add on panel 8 in machine, effectively seals transmission parts, so that the greasy dirt and particle of transmission are isolated with clean environment completely,
So that the device reaches pharmaceutical production requirement.
In another embodiment, as shown in figure 4, ball spline shaft guidance set 6 is connected to screw rod by connecting plate 65
On component 53, which employs the designs of offset unlike upper one embodiment.
Above are merely preferred embodiments of the utility model, the protection scope of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
It should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of roller gearing for linear peristaltic pump, special for driving roll wheel assembly (2) to move back and forth
Sign is that it includes transmission component and ball spline shaft guidance set (6), one end of the ball spline shaft guidance set (6)
It being connect with the driving end of transmission component, the other end of the ball spline shaft guidance set (6) is connect with roll wheel assembly (2),
Under the driving of transmission component, the ball spline shaft guidance set (6) does linear reciprocal movement with roll wheel assembly (2).
2. the roller gearing according to claim 1 for linear peristaltic pump, which is characterized in that the ball flower
Key axis guidance set (6) is arranged in vertical direction.
3. the roller gearing according to claim 1 or 2 for linear peristaltic pump, which is characterized in that the biography
Dynamic component includes driving motor (51), shaft coupling (52) and screw component (53), and the driving motor (51) passes through shaft coupling
(52) it is connected with screw component (53), the ball spline shaft guidance set (6) is connected on screw component (53), in the biography
Under the driving of dynamic motor (51), the screw component (53) does linear reciprocal motion with ball spline shaft guidance set (6).
4. the roller gearing according to claim 3 for linear peristaltic pump, which is characterized in that the ball flower
Key axis guidance set (6) does lift straight reciprocating motion.
5. the roller gearing according to claim 3 for linear peristaltic pump, which is characterized in that the ball flower
Key axis guidance set (6) is connected on screw component (53) by connecting plate (65), using the structure of offset.
6. the roller gearing according to claim 1 or 2 for linear peristaltic pump, which is characterized in that the biography
Dynamic component, ball spline shaft guidance set (6) are packaged in a pump housing outer cover (64).
7. the roller gearing according to claim 1 or 2 for linear peristaltic pump, which is characterized in that the rolling
Wheel transmission device is equipped with bearing pump housing (62).
8. the roller gearing according to claim 7 for linear peristaltic pump, which is characterized in that in the ball
Seal assembly (63) are equipped between ball spline shaft (61) and bearing pump housing (62) in splined shaft guidance set (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821612891.6U CN209294013U (en) | 2018-09-30 | 2018-09-30 | A kind of roller gearing for linear peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821612891.6U CN209294013U (en) | 2018-09-30 | 2018-09-30 | A kind of roller gearing for linear peristaltic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209294013U true CN209294013U (en) | 2019-08-23 |
Family
ID=67653737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821612891.6U Active CN209294013U (en) | 2018-09-30 | 2018-09-30 | A kind of roller gearing for linear peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209294013U (en) |
-
2018
- 2018-09-30 CN CN201821612891.6U patent/CN209294013U/en active Active
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