CN116624367A - Rotor structure and hose pump with same - Google Patents
Rotor structure and hose pump with same Download PDFInfo
- Publication number
- CN116624367A CN116624367A CN202110543502.9A CN202110543502A CN116624367A CN 116624367 A CN116624367 A CN 116624367A CN 202110543502 A CN202110543502 A CN 202110543502A CN 116624367 A CN116624367 A CN 116624367A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- pinch roller
- pump
- hose
- rotor structure
- 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.)
- Pending
Links
- 230000020347 spindle assembly Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000000314 lubricant Substances 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000002572 peristaltic effect Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention is applicable to the field related to peristaltic pumps, and provides a rotor structure, which comprises a pinch roller and a main shaft assembly, and is characterized in that the rotor structure further comprises: the supports are connected with the main shaft assembly and used for supporting the pinch roller; the fastener is arranged on the main shaft assembly and used for fixing the bracket on the main shaft assembly; and the adjusting unit is arranged between the bracket and the spindle assembly and is used for adjusting the installation distance between the bracket and the spindle assembly. Through installing the pinch roller in the support, set up adjusting unit between support and spindle unit to fix the support on spindle unit with the fastener, fastener and adjusting unit combined action, then change adjusting unit's height through not hard up fastener and just can realize pinch roller high change, the required space of operation to the fastener is less, is convenient for adjust, and the fastener location is convenient, even can not operate with the instrument yet to observe.
Description
Technical Field
The invention belongs to the field of peristaltic pumps, and particularly relates to a rotor structure and a hose pump with the same.
Background
Peristaltic pump is a kind of rotor type displacement pump, because its theory of operation is similar to alimentary canal and conveys three-phase medium of gas, solid, liquid in peristaltic mode and gets the name, the hose pump belongs to the category of peristaltic pump. The ability of the hose pump to deliver a strong abrasive media is a function of the user's weight. The characteristic is that there is no valve and seal, the only part contacting with medium is the inner cavity of rubber hose, the rotor of compression hose is completely independent from medium. Therefore, the method is widely applied to the fields of food and medical treatment.
At present, two types of hose pump rotor structures exist in China, one type is a rolling type, and the other type is a sliding shoe type. The side pinch roller is arranged on two sides of the rolling type structure, copper sleeves in the side pinch roller are worn out seriously to generate gaps when the equipment is normally used for about 1 month, huge noise is generated during operation, the side pinch roller is designed on two sides of a rotor in a pump cavity, disassembly is inconvenient, abrasion is generally reduced, noise is reduced, and the gaps of the side pinch roller can be adjusted in the use process.
However, because the pump cavity of the hose pump is smaller, the rotor is arranged in the pump cavity, the gap adjustment of the pinch roller is very inconvenient, and the pinch roller is adjusted by two small overhauling holes on the side face of the pump shell and one observation hole on the front face, so that the user is very inconvenient.
Disclosure of Invention
The embodiment of the invention aims to provide a rotor structure and a hose pump with the same, and aims to solve the problem that the gap of a pinch roller is very inconvenient to adjust by two small overhauling holes on the side face of a pump shell of the hose pump and one observation hole on the front face.
The embodiment of the invention is realized in such a way that a rotor structure comprises a pinch roller and a main shaft assembly, and the rotor structure further comprises:
the supports are connected with the main shaft assembly and used for supporting the pinch roller;
the fastener is arranged on the main shaft assembly and used for fixing the bracket on the main shaft assembly;
and the adjusting unit is arranged between the bracket and the spindle assembly and is used for adjusting the installation distance between the bracket and the spindle assembly.
Preferably, the adjustment unit comprises a plurality of elastic members, a plurality of the elastic members being mounted on the fastener.
Preferably, a pressing wheel shaft is installed on the support, a pressing wheel bearing is installed on the pressing wheel shaft, and the pressing wheel is installed on the pressing wheel bearing.
Preferably, the main shaft assembly comprises a main shaft bearing housing connected to the bracket and a main bearing mounted in the main shaft bearing housing.
A hose pump comprising a pump housing, an end cap member mounted to the pump housing, and a drive assembly mounted to the pump housing, the hose pump further comprising:
the rotor structure is arranged in the pump shell and used for extruding a hose to convey a medium;
the self-lubricating system is communicated with the inside of the pump shell and is used for conveying lubricant into the pump shell;
the output end of the driving component is connected with a main shaft arranged in the rotor mechanism.
Preferably, a support for supporting the hose is mounted at both the inlet and the outlet of the pump housing.
Preferably, the support has a tube clamp mounted thereon for securing a hose.
Preferably, the driving assembly comprises a motor and a speed reducer connected with the motor, and the output end of the speed reducer is connected with the main shaft.
According to the rotor structure provided by the embodiment of the invention, the pinch roller is arranged on the bracket, the adjusting unit is arranged between the bracket and the main shaft assembly, the bracket is fixed on the main shaft assembly by the fastening piece, the fastening piece and the adjusting unit work together, the height of the pinch roller can be changed by loosening the fastening piece and then changing the height of the adjusting unit, the space required for the operation of the fastening piece is small, the adjustment is convenient, the positioning of the fastening piece is convenient, and the operation can be performed by using a tool even if the fastening piece cannot be observed.
Drawings
FIG. 1 is a cross-sectional view of a rotor structure according to an embodiment of the present invention;
fig. 2 is a three-dimensional schematic diagram of a rotor structure according to an embodiment of the present invention;
FIG. 3 is a three-dimensional view of a hose pump according to an embodiment of the present invention;
FIG. 4 is a front view of a hose pump according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
fig. 6 is a front cross-sectional view of a hose pump according to an embodiment of the present invention.
In the accompanying drawings: 1. an end cap member; 2. a rotor structure; 3. a support leg; 4. a hose; 5. a self-lubricating system; 6. a speed reducer; 7. the flange is short-circuited; 8. a pipe clamp; 9. a main shaft; 21. a pinch roller; 22. a pressing wheel shaft; 23. a pinch roller bearing; 24. a bracket; 25. a main shaft bearing seat; 26. a main bearing; 27. a fastener; 28. and adjusting the gasket.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1, a cross-sectional view of a rotor structure is provided for an embodiment, where the rotor structure includes a pinch roller 21 and a spindle assembly, and the rotor structure further includes:
a plurality of brackets 24 connected to the spindle assembly for supporting the pressing wheel 21;
a fastener 27 mounted to the spindle assembly for securing the bracket 24 to the spindle assembly;
and an adjusting unit disposed between the bracket 24 and the spindle assembly for an installation distance between the bracket 24 and the spindle assembly.
In one case of the present embodiment, by mounting the pressing wheel 21 to the bracket 24, providing the adjusting unit between the bracket 24 and the spindle unit, and fixing the bracket 24 to the spindle unit with the fastening member 27, the fastening member 27 cooperates with the adjusting unit, the change in height of the pressing wheel 21 can be achieved by loosening the fastening member 27 and then changing the height of the adjusting unit, the space required for the operation of the fastening member 27 is small, the adjustment is facilitated, and the fastening member 27 is positioned conveniently, and the operation with a tool can be performed even if it is not observed.
The fastener 27 is preferably a socket head cap screw, but may be another fastening component such as a socket head cap screw or a round head screw.
In one case of the present embodiment, the adjusting unit includes a plurality of elastic members, and a plurality of the elastic members are mounted on the fastening member 27. The elastic piece can be an adjusting gasket 28 as shown in fig. 1, a strong spring or a silica gel pad, etc.; when the elastic piece is the adjusting pad 28, the height of the pressing wheel 21 can be changed by changing the number of the adjusting pads 28, and when the elastic piece is a spring or a silica gel pad, the height of the pressing wheel 21 can be changed by changing the tightness degree of the fastening piece 27 and the action of the spring or the elasticity of the silica gel pad.
As shown in fig. 1, in one embodiment, the support 24 is provided with a pinch roller shaft 22, a pinch roller bearing 23 is provided on the pinch roller shaft 22, and the pinch roller 21 is provided on the pinch roller bearing 23. This design reduces the friction of the rotation of puck 21.
As shown in fig. 1 and 2, in a preferred embodiment, the main shaft assembly includes a main shaft housing 25 coupled to a bracket 24 and a main bearing 26 mounted within the main shaft housing 25. The main bearing 26 is added to reduce friction received by the main shaft 9, so that the service life of the main shaft 9 is prolonged.
As shown in fig. 3 and 5, a schematic structural diagram of a hose pump according to an embodiment is provided; the hose pump comprises a pump shell, an end cover part 1 arranged on the pump shell and a driving assembly arranged on the pump shell, and the hose pump further comprises:
a rotor structure 2 mounted in the pump housing for extruding a hose 4 for conveying a medium;
the self-lubricating system 5 is communicated with the inside of the pump shell and is used for conveying lubricant into the pump shell;
the output of the drive assembly is connected to a spindle 9 mounted in the rotor mechanism 2.
The height of the pinch roller 21 can be adjusted by adjusting the tightness of the fasteners 27 in the rotor structure 2 and the number of adjustment units or the compression degree, thereby adjusting the gap between the pinch roller 21 and the inner wall of the pump casing.
When in use, the self-lubricating system 5 conveys lubricant into the pump shell along with the continuous rotation of the rotor structure 2, wherein the lubricant can be lubricating oil or lubricating grease and the like, and the conveying mode of the lubricant can be intermittent quantitative conveying or continuous micro conveying; lubricating oil enters the pinch roller bearing 23, and the problem that the service life of the pinch roller bearing 23 is influenced due to the fact that the pinch roller bearing 23 in the pinch roller 21 is not provided with an oil filling hole is solved.
It should be noted that, in order to ensure that the center position of the pump casing coincides with the center position of the main shaft bearing seat 25 in the rotor structure, the main shaft bearing seat 25 can be firstly installed on the pump casing during processing, then a round hole for installing the main shaft 26 and a through hole for the main shaft 9 to pass through are processed together, so that the axis coincidence can be ensured by the installation round hole and the through hole processed by one cutter, further, the concentricity of the main shaft bearing seat 25 of the rotor and the bearing seat of the pump body is ensured, the running stability of the main shaft 9 and the rotor structure 2 is ensured, the abrasion of the pinch roller 21 is further reduced, and the maintenance is reduced.
As shown in fig. 3 and 4, the driving assembly includes a driving source and a speed reducer connected to an output end of the driving source, and an output end of the speed reducer is connected to the spindle 9. The driving source can be a driving motor, a gear assembly or a belt pulley assembly driven by the motor, and the like.
In one case of the present embodiment, as shown in connection with fig. 4 and 6, a support for supporting the hose 4 is installed at both the inlet and the outlet of the pump housing. The support is provided with a pipe clamp 8 for fastening a hose. The supporting piece can be a flange short circuit 7 as shown in fig. 4, a supporting plate or a supporting sleeve and the like, so long as the supporting piece can play a certain supporting role on the hose 4.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A rotor structure comprising a puck and a spindle assembly, the rotor structure further comprising:
the supports are connected with the main shaft assembly and used for supporting the pinch roller;
the fastener is arranged on the main shaft assembly and used for fixing the bracket on the main shaft assembly;
and the adjusting unit is arranged between the bracket and the spindle assembly and is used for adjusting the installation distance between the bracket and the spindle assembly.
2. The rotor structure of claim 1, wherein the adjustment unit includes a plurality of elastic members, the plurality of elastic members being mounted on the fastener.
3. The rotor structure of claim 1, wherein the support is provided with a pinch roller shaft, the pinch roller shaft is provided with a pinch roller bearing, and the pinch roller is provided with a pinch roller bearing.
4. The rotor structure of claim 1, wherein the main shaft assembly includes a main shaft bearing housing coupled to the bracket and a main bearing mounted in the main shaft bearing housing.
5. A hose pump comprising a pump housing, an end cap member mounted to the pump housing, and a drive assembly mounted to the pump housing, the hose pump further comprising:
a rotor structure according to claims 1-4, mounted in a pump housing for squeezing a hose for transporting a medium;
the self-lubricating system is communicated with the inside of the pump shell and is used for conveying lubricant into the pump shell;
the output end of the driving component is connected with a main shaft arranged in the rotor mechanism.
6. A hose pump according to claim 5, wherein a support for supporting a hose is mounted at both the inlet and the outlet of the pump housing.
7. A hose pump according to claim 6, wherein the support has a tube clamp mounted thereon for securing a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110543502.9A CN116624367A (en) | 2021-06-01 | 2021-06-01 | Rotor structure and hose pump with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110543502.9A CN116624367A (en) | 2021-06-01 | 2021-06-01 | Rotor structure and hose pump with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116624367A true CN116624367A (en) | 2023-08-22 |
Family
ID=87640446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110543502.9A Pending CN116624367A (en) | 2021-06-01 | 2021-06-01 | Rotor structure and hose pump with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116624367A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202789455U (en) * | 2012-06-14 | 2013-03-13 | 重庆杰恒蠕动泵有限公司 | Precise hose pump |
| WO2013053982A1 (en) * | 2011-10-14 | 2013-04-18 | Flowrox Oy | A peristaltic pump and an adjustment mechanism |
| CN104047837A (en) * | 2013-03-15 | 2014-09-17 | 成都嘉逸科技有限公司 | Peristaltic pump |
| CN204099170U (en) * | 2014-09-15 | 2015-01-14 | 北京万东康源科技开发有限公司 | The Novel peristaltic pump head of oppressive force can be regulated |
| CN105402110A (en) * | 2015-12-23 | 2016-03-16 | 南京乐惠轻工装备制造有限公司 | Hygiene-grade peristaltic pump |
| CN106837758A (en) * | 2017-04-07 | 2017-06-13 | 安徽佳乐建设机械有限公司 | A kind of new-type of hose pump |
| CN106930929A (en) * | 2017-03-13 | 2017-07-07 | 合肥华运机械制造有限公司 | Peristaltic pump armature spindle |
| CN109519359A (en) * | 2017-09-20 | 2019-03-26 | 深圳迈瑞生物医疗电子股份有限公司 | Peristaltic pump and sample analyser |
-
2021
- 2021-06-01 CN CN202110543502.9A patent/CN116624367A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013053982A1 (en) * | 2011-10-14 | 2013-04-18 | Flowrox Oy | A peristaltic pump and an adjustment mechanism |
| CN202789455U (en) * | 2012-06-14 | 2013-03-13 | 重庆杰恒蠕动泵有限公司 | Precise hose pump |
| CN104047837A (en) * | 2013-03-15 | 2014-09-17 | 成都嘉逸科技有限公司 | Peristaltic pump |
| CN204099170U (en) * | 2014-09-15 | 2015-01-14 | 北京万东康源科技开发有限公司 | The Novel peristaltic pump head of oppressive force can be regulated |
| CN105402110A (en) * | 2015-12-23 | 2016-03-16 | 南京乐惠轻工装备制造有限公司 | Hygiene-grade peristaltic pump |
| CN106930929A (en) * | 2017-03-13 | 2017-07-07 | 合肥华运机械制造有限公司 | Peristaltic pump armature spindle |
| CN106837758A (en) * | 2017-04-07 | 2017-06-13 | 安徽佳乐建设机械有限公司 | A kind of new-type of hose pump |
| CN109519359A (en) * | 2017-09-20 | 2019-03-26 | 深圳迈瑞生物医疗电子股份有限公司 | Peristaltic pump and sample analyser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2245310B1 (en) | Scroll compressor bodies with scroll tip seals and extended thrust region | |
| US7189052B2 (en) | Centrifugal compressor having rotatable compressor case insert | |
| CN109882424B (en) | High power density centrifugal fan and centrifugal fan control system | |
| CN116624367A (en) | Rotor structure and hose pump with same | |
| CN108252908B (en) | Self-balancing wet Roots pump | |
| CN201288654Y (en) | Peristaltic pump used on infusion pump | |
| CN201318287Y (en) | Oil-free scroll compressor of anti-rotation and flexible mechanism | |
| CN201041151Y (en) | Spiral rotor pump | |
| CN2721918Y (en) | Horizontal multi-stage pump | |
| CN211950962U (en) | Flexible impeller and vacuum pump using same | |
| CN203285662U (en) | Protection device of peristaltic pump flexible pipe | |
| CN210127951U (en) | Fan and range hood | |
| CN210218158U (en) | Air suspension centrifugal vacuum pump | |
| CN219529826U (en) | Mechanical seal chamber structure with circulation flushing, cooling and lubricating functions for single screw pump | |
| CN105041646A (en) | Oil-free scroll air compressor | |
| CN212803563U (en) | Single screw pump with sealing device | |
| CN204941932U (en) | A kind of oil-free vortex air compressor | |
| CN103244391A (en) | Method and device for prolonging service life of elastic hose of peristaltic pump | |
| CN212928145U (en) | Hose peristaltic pump | |
| CN212376864U (en) | Single-suction double-screw pump | |
| CN216741946U (en) | Peristaltic pump structure | |
| CN217107440U (en) | Forced lubrication device for oil-free screw air blower | |
| CN217898204U (en) | Centrifugal pump with axial force balancing mechanism | |
| CN214742088U (en) | Low noise air compressor machine aircraft nose | |
| CN219492605U (en) | Pump structure |
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 |