CN108361180A - A kind of peristaltic pump - Google Patents
A kind of peristaltic pump Download PDFInfo
- Publication number
- CN108361180A CN108361180A CN201810148184.4A CN201810148184A CN108361180A CN 108361180 A CN108361180 A CN 108361180A CN 201810148184 A CN201810148184 A CN 201810148184A CN 108361180 A CN108361180 A CN 108361180A
- Authority
- CN
- China
- Prior art keywords
- back cavity
- annular
- drainage
- case
- cavity
- 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.)
- Granted
Links
- 230000002572 peristaltic effect Effects 0.000 title claims abstract description 13
- 238000010992 reflux Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 description 7
- 230000001050 lubricating effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N2013/003—Flexible-wall pumps
Abstract
The present invention relates to a kind of peristaltic pump, including pump housing shell, middle pump body shell is provided with input duct on left side, and back cavity, the axial end portion opening of back cavity are provided with outside inlet tube；The axial end portion of input duct is provided with reflux case；The backflow gap of annular is provided between the inner wall and the madial wall of back cavity of reflux case, reflux case is connected to by support ring in input duct, and the end set for the case that flows back has towards input duct conical flow guiding portion outstanding；The axial end portion of back cavity is provided with the pressurizing ring of annular；The extruding circle of annular is provided in pressurizing ring；Several air inlet pipe are provided on the blind end of pressurizing ring；It is provided with drainage pipeline in the Supporting cover on right side, the drainage cover of tapered configuration is provided on drainage pipeline, the necking end of drainage cover is connected on drainage pipeline, is slidably connected between the flared end of drainage cover and the outer side surface of back cavity；Pass through support spring silk elastic connection between drainage cover and the end for the case that flows back.
Description
Technical field
The present invention relates to a kind of peristaltic pumps, belong to oil pressure pump apparatus field.
Background technology
Peristaltic pump is as a kind of water pump of small flow, often for conveying lubricating fluid use in the equipment such as many lathes,
Traditional peristaltic pump is wriggled using piston reciprocating realizes the conveying of lubricating fluid, but because in many cases, lubricating fluid is typically all
It recycles, so being easy to be mixed into metal impurities in lubricating fluid, it is easy to which the scuffing for causing piston leads to the damage of water pump
It is bad.
Invention content
The technical problem to be solved by the present invention is to：Overcome the technology that piston type wriggling pump piston is easily damaged in the prior art
Problem provides a kind of without peristaltic pump in the form of piston.
The technical solution adopted by the present invention to solve the technical problems is：
The both lateral sides of a kind of peristaltic pump, including pump housing shell, the pump housing shell are each provided with a Supporting cover, wherein
Setting is there are one input duct in the Supporting cover in left side, and the input duct extend into pump housing enclosure, outside the inlet tube
There are one the back cavity of annular, the axial end portions of the back cavity to be open towards pump housing shell left side for portion's setting；The inlet tube
The axial end portion in road also set up there are one flow back case；The inner wall of the reflux case is socketed on the madial wall of back cavity, institute
The backflow gap that annular is provided between the inner wall and the madial wall of back cavity of reflux case is stated, the reflux case passes through one
The support ring for being provided with several openings is connected in input duct, and there are one the end sets of the reflux case towards inlet tube
Road conical flow guiding portion outstanding；The pumpway of annular is provided between the outer side surface of the back cavity and the wall surface for the case that flows back
Gap；There are one the booster cavity of annular, booster cavity is internally provided with an annular row for the axial end portion setting of the back cavity
Press chamber；Axial one end of the row pressure chamber is open in the opening direction of back cavity, and there are one annulars for the row pressure intracavitary setting
Squeeze circle；The row pressure chamber is enclosed construction backwards to the bottom of opening side, and annular array is set on the blind end of the row pressure chamber
It is equipped with several air inlet pipe；Setting is there are one drainage pipeline in the Supporting cover on the right side, on the drainage pipeline there are one settings
The necking end of the drainage cover of tapered configuration, drainage cover is connected on drainage pipeline, the flared end of the drainage cover and back cavity
It is slidably connected between outer side surface；Pass through the support spring silk bullet of several U-shapeds between the drainage cover and the end for the case that flows back
Property connection.
As a further improvement on the present invention, there are one the flow deflector of annular, the flow deflectors for setting in the booster cavity
Section be to be densely covered with several gas vents on the surface of the flow deflector towards the globoidal structure of booster cavity opening protrusion.
As a further improvement on the present invention, the outer wall of the back cavity is tapered configuration, and necking end is towards back cavity
Open side.
As a further improvement on the present invention, the Supporting cover includes the connection ring of periphery and internal fixed ring；Connection
Ring is used for and pump housing cage connection；It is connected by the buffer structure of sponge material between the connection ring and fixed ring.
The beneficial effects of the invention are as follows：
1, the present invention shortens the length of equipment, while squeezing using the floating of a pneumatic type by a return-flow structure
Circle substitutes piston, and the extruding circle of sheet type is not easy to influence sealing effect because of scratching, and the extruding circle of elastic material can be protected
Demonstrate,prove good sealing effect, while the reflux case of this structure is moveable structure, thus it is possible to vary intake antrum and drainage cavity it
Between volume proportioning, to change flow velocity, flow.
2, flow deflector structure can ensure that air pressure jet flow actively strikes on extruding circle, ensure the effect that air pressure squeezes.
3, it is sponge material inside Supporting cover, the shake because of each connector caused by wriggling can be reduced.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the diagrammatic cross-section of the present invention；
In figure：1, pump housing shell；2, Supporting cover；3, back cavity；4, input duct；5, flow back case；6, conical flow guiding portion；
7, row pressure chamber；8, circle is squeezed；9, flow deflector；10, air inlet pipe；11, drainage pipeline；12, drainage cover；13, support ring；14, it supports
Spring wire.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, the present invention is a kind of peristaltic pump, including pump housing shell, the both lateral sides of the pump housing shell are respectively set
It sets there are one Supporting cover, wherein there are one input ducts, the input duct to extend into outside the pump housing for setting in the Supporting cover in left side
Inside shell, setting is there are one the back cavity of annular outside the inlet tube, and the axial end portion of the back cavity is towards pump housing shell
Left side is open；The axial end portion of the input duct also set up there are one flow back case；The inner wall of the reflux case is socketed in
On the madial wall of back cavity, the backflow gap of annular is provided between the inner wall and the madial wall of back cavity of the reflux case,
The support ring that the reflux case is provided with several openings by one is connected in input duct, the end of the reflux case
There are one settings towards input duct conical flow guiding portion outstanding；The wall surface of the outer side surface of the back cavity and reflux case it
Between be provided with annular drainage gap；The back cavity axial end portion setting there are one annular booster cavity, booster cavity it is interior
There are one the row pressure chambers of annular for portion's setting；Axial one end of the row pressure chamber is open in the opening direction of back cavity, the row pressure
There are one the extruding circles of annular for intracavitary setting；The row pressure chamber is enclosed construction, the row pressure chamber backwards to the bottom of opening side
Blind end on annular array be provided with several air inlet pipe；There are one drainage pipelines for setting in the Supporting cover on the right side, described
There are one the drainage covers of tapered configuration, the necking end of drainage cover to be connected on drainage pipeline for setting on drainage pipeline, the draining
It is slidably connected between the flared end of cover and the outer side surface of back cavity；If the drainage cover and flow back case end between by
The support spring silk elastic connection of dry U-shaped；
Further, the section of the flow deflector of annular there are one being arranged in the booster cavity, the flow deflector is towards increasing
The globoidal structure of chamber opening protrusion is pressed, several gas vents are densely covered on the surface of the flow deflector；
Further, the outer wall of the back cavity is tapered configuration, open side of the necking end towards back cavity；
Further, the Supporting cover includes the connection ring of periphery and internal fixed ring；Connection ring be used for outside the pump housing
Shell connects；It is connected by the buffer structure of sponge material between the connection ring and fixed ring；
In use, lubricating fluid enters from input duct, is then realized and turned back by the conical flow guiding portion for the case that flows back, rolled over
After returning, lubricating fluid is deposited into back cavity, is realized followed by the air inlet pipe back and forth driven, and by flow deflector to squeezing circle
Reciprocal driving, and then pressure is provided for back cavity, lubricating fluid is squeezed into the drainage gap of back cavity, passes through draining followed by
Cover is drained into drainage pipeline, and further realizes the discharge of liquid；By adjusting the position of reflux case, thus it is possible to vary feed liquor portion
The volume for dividing cavity or drain cavity, it is different using volume different pressures, so as to adjust flow velocity.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (4)
1. a kind of peristaltic pump, it is characterized in that：Including pump housing shell, the both lateral sides of the pump housing shell are each provided with a support
Lid, wherein there are one input duct, the input duct extend into pump housing enclosure for setting in the Supporting cover in left side, it is described into
There are one the back cavity of annular, the axial end portions of the back cavity to be open towards pump housing shell left side for the setting of liquid pipe outside；It is described
The axial end portion of input duct also set up there are one flow back case；The inner wall of the reflux case is socketed in the madial wall of back cavity
On, the backflow gap of annular is provided between the inner wall and the madial wall of back cavity of the reflux case, the reflux case is logical
It crosses the support ring that one is provided with several openings to be connected in input duct, there are one directions for the end set of the reflux case
Input duct conical flow guiding portion outstanding；It is provided with annular between the outer side surface of the back cavity and the wall surface for the case that flows back
Drainage gap；There are one the booster cavity of annular, booster cavity is internally provided with a ring for the axial end portion setting of the back cavity
The row pressure chamber of shape；Axial one end of the row pressure chamber is open in the opening direction of back cavity, and there are one the row pressure intracavitary settings
The extruding circle of annular；The row pressure chamber is enclosed construction backwards to the bottom of opening side, annular on the blind end of the row pressure chamber
Array is provided with several air inlet pipe；Setting is arranged on the drainage pipeline there are one drainage pipeline in the Supporting cover on the right side
There are one the drainage covers of tapered configuration, and the necking end of drainage cover is connected on drainage pipeline, the flared end of the drainage cover with return
It is slidably connected between the outer side surface of stream chamber；Pass through the support bullet of several U-shapeds between the drainage cover and the end for the case that flows back
Spring silk elastic connection.
2. a kind of peristaltic pump as described in claim 1, it is characterized in that：There are one the water conservancy diversion of annular for setting in the booster cavity
The section of piece, the flow deflector is towards the globoidal structure of booster cavity opening protrusion, if being densely covered on the surface of the flow deflector
Dry gas vent.
3. a kind of peristaltic pump as described in claim 1, it is characterized in that：The outer wall of the back cavity is tapered configuration, necking end
Towards the open side of back cavity.
4. a kind of peristaltic pump as described in claim 1, it is characterized in that：The Supporting cover includes connection ring and the inside of periphery
Fixed ring；Connection ring is used for and pump housing cage connection；Pass through the buffer structure of sponge material between the connection ring and fixed ring
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148184.4A CN108361180B (en) | 2018-02-01 | 2018-02-01 | A kind of peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148184.4A CN108361180B (en) | 2018-02-01 | 2018-02-01 | A kind of peristaltic pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108361180A true CN108361180A (en) | 2018-08-03 |
| CN108361180B CN108361180B (en) | 2019-11-05 |
Family
ID=63002393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810148184.4A Expired - Fee Related CN108361180B (en) | 2018-02-01 | 2018-02-01 | A kind of peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108361180B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2077045U (en) * | 1990-04-27 | 1991-05-15 | 郑国亮 | Hand pump valve pipe |
| RU2533728C2 (en) * | 2013-03-12 | 2014-11-20 | Общество с ограниченной ответственностью ХОЗРАСЧЕТНЫЙ ТВОРЧЕСКИЙ ЦЕНТР УФИМСКОГО АВИАЦИОННОГО ИНСТИТУТА | Method for explosion safe cleansing of pipelines with hydrocarbon traces and device for its implementation |
-
2018
- 2018-02-01 CN CN201810148184.4A patent/CN108361180B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2077045U (en) * | 1990-04-27 | 1991-05-15 | 郑国亮 | Hand pump valve pipe |
| RU2533728C2 (en) * | 2013-03-12 | 2014-11-20 | Общество с ограниченной ответственностью ХОЗРАСЧЕТНЫЙ ТВОРЧЕСКИЙ ЦЕНТР УФИМСКОГО АВИАЦИОННОГО ИНСТИТУТА | Method for explosion safe cleansing of pipelines with hydrocarbon traces and device for its implementation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108361180B (en) | 2019-11-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20191105 |