CN104819135A - Swing pipe pump - Google Patents
Swing pipe pump Download PDFInfo
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- CN104819135A CN104819135A CN201510142913.1A CN201510142913A CN104819135A CN 104819135 A CN104819135 A CN 104819135A CN 201510142913 A CN201510142913 A CN 201510142913A CN 104819135 A CN104819135 A CN 104819135A
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- pump
- pump case
- bearing
- central shaft
- swing
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Abstract
The invention discloses a swing pipe pump comprising a pump shell; a cylindrical inner cavity is formed in the pump shell; at least one annular pipe accommodating cavity is formed in the side wall of the cylindrical inner cavity in the axial direction; a pipe access port is formed in the pump shell, and is provided with a pipe joint fixed with the pump shell; two hoses are arranged in the pipe accommodating cavity; the two ends of the hoses are connected with the pipe joint; a center shaft coaxial with the inner cavity is arranged in the inner cavity of the pump shell, and is connected with a motor; an inclined cam, a first bearing and a swing wheel are arranged on the center shaft in sequence in the radial direction; a flange is arranged in the outer side center of the swing wheel, and extends between the two hoses in the pipe accommodating cavity; and when the center shaft rotates, the inclined cam and the first bearing drive the swing wheel to swing in the peripheral direction, and the hoses are extruded or released in the swing process, so that liquid is continuously discharged and absorbed. The swing pipe pump has such characteristics as low pressure pulsation, high flow precision, convenience for disinfection and sterilization, long service life, low cost and high working reliability.
Description
[technical field]
The present invention relates to liquor pump, particularly relate to and a kind ofly the pulsation of flow and pressure is reduced, to realize the swing pipe pump of approximate constant current.
[background technique]
Pump is a kind of machinery carried liquid or make fluid pressurization.It sends the mechanical energy of prime mover or other external energies to liquid, and liquid energy is increased.Pump is widely used in the liquid such as conveying water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal, also can conveying liquid, gas mixture and the liquid containing suspended solids.Traditional pump comprises centrifugal pump, diaphragm pump, reciprocating pump, peristaltic pump etc.In fields such as chemical industry, food, pharmacy, bioengineering, flow pulsation and flow accuracy are had higher requirements, and conventional pump cannot meet the demands completely, in using, cannot quality of product be ensured.Therefore, provide a kind of flow only relevant with rotating speed within the specific limits, and have nothing to do with pressure, and flow pulsation is little or pulseless liquor pump just becomes a kind of objective demand.
[summary of the invention]
The present invention is intended to solve the problem, and provides a kind of pressure pulsation little, and flow accuracy is high, and sterilization is convenient, long service life, and cost is low, and reliable operation and working procedure are easy to the swing pipe pump controlled.
For achieving the above object, the invention provides a kind of swing pipe pump, this swing pipe pump comprises pump case, in pump case, there is cylindrical lumens, the sidewall of this cylindrical lumens is provided with at least one circulating line holding cavity vertically, pump case is provided with the pipeline gateway be communicated with described pipeline holding cavity, the pipe joint fixing with pump case is provided with outside this pipeline gateway, two flexible pipes are provided with in a described pipeline holding cavity, the two ends of flexible pipe are connected with described pipe joint, the central shaft with the coaxial heart is provided with in pump case inner chamber, this central shaft is connected with motor, central shaft is radially provided with oblique cam successively, clutch shaft bearing and escapement, outside described escapement, central authorities are provided with flange, this flange extends between two flexible pipes in described pipeline holding cavity, make when central axis, through described oblique cam, clutch shaft bearing drives escapement to swing at circumferencial direction, extrude in swing process or unclamp described flexible pipe, liquid is continuously vented and sucks.
The described medial axis of pipeline holding cavity overlaps with the medial axis of central shaft.
The medial axis of described cylindrical lumens overlaps with the medial axis of central shaft.
Described pump case by pump case main body, the first end cap, the second end cap is involutory is formed by connecting, wherein, the first end cap is fixed on one end of pump case main body, and the second end cap is fixed on the other end of pump case main body.
First end covers and is outwards provided with the first central shaft hole successively from center, end-cover axle bearing bore, the first endoporus for the formation of cylindrical lumens and the first circular groove for the formation of pipeline holding cavity; Pump case main body is provided with the second endoporus for the formation of cylindrical lumens, and its two ends are respectively equipped with the second circular groove for the formation of pipeline holding cavity and the 3rd circular groove; Described second end cap Shang Zi center is outwards provided with end-cover axle bearing bore successively, the 3rd endoporus for the formation of cylindrical lumens and the 4th circular groove for the formation of pipeline holding cavity, the second endoporus in first endoporus of described first end cap, pump case main body and the 3rd endoporus on the second end cap are combined to form described cylindrical lumens, the second circular groove in the first circular groove that described first end covers and pump case main body is combined to form the first pipeline holding cavity, and the 3rd circular groove in pump case main body and the 4th circular groove on the second end cap are combined to form second pipe holding cavity.
Wavy bulge is respectively equipped with in described first circular groove to the bottom of the 4th circular groove.
Oblique cam comprises Cylindrical object that axis hole of favouring its installing central shaft arranges and is located at its two ends and the boss corresponding with the inner ring of described first bearing with end cover and the second bearing with end cover, oblique cam is provided with the second central shaft hole, the medial axis of described Cylindrical object and the medial axis of described second central shaft hole meet at a bit, and this intersection point is positioned at the geometrical center of described second central shaft hole.
Escapement comprises discoid body and by the outward extending flange of discoid body central authorities, discoid body is provided with the clutch shaft bearing hole of installing clutch shaft bearing, is provided with the convex edge of protruding to the inside bottom clutch shaft bearing hole.
Described oblique cam is sheathed on described central shaft, its two ends are spacing by the shaft shoulder on the first bearing with end cover and central shaft respectively, described clutch shaft bearing is contained in the clutch shaft bearing hole of escapement, and fixes respectively by the convex edge in the back-up ring at its two ends and the clutch shaft bearing hole of escapement and escapement.
Contribution of the present invention is, it efficiently solves conventional pump cannot meet the problem such as flow pulsation and flow accuracy requirement.Swing pipe pump of the present invention is by tilting swing wheel structure, make when central axis, escapement can be driven to swing at circumferencial direction, escapement passes through extrude constantly or unclamp described flexible pipe in swing process, liquid be continuously vented and suck, achieving fluid conveying.Swing pipe pump of the present invention makes pressure pulsation less, and flow accuracy is higher, and the working efficiency of pump is higher, and longer service life.In addition, the flow of swing pipe pump of the present invention is only relevant with rotating speed within the specific limits, and has nothing to do with pressure, is therefore easy to control and use safety.In addition, valveless on swing pipe pump of the present invention, therefore not easily blocks, and work is more reliable, and it is simple that the present invention also has structure, easy to implement, the features such as using scope is wide.
[accompanying drawing explanation]
Fig. 1 is appearance schematic diagram of the present invention.
Fig. 2 is structure sectional view of the present invention.
Fig. 3 is the A direction view of Fig. 2.
Fig. 4 is pump shell structure schematic diagram of the present invention, and wherein, Fig. 4 A is that pump case body shaft is to planimetric map, Fig. 4 B is the A direction view of Fig. 4 A, and Fig. 4 C is the first end cap axial plane figure, Fig. 4 D is the B direction view of Fig. 4 C, Fig. 4 E be the second end-cover axle to planimetric map, Fig. 4 F is the C direction view of Fig. 4 E.
Fig. 5 is oblique cam structure sectional view of the present invention.
Fig. 6 is swing wheel structure sectional view of the present invention.
Fig. 7 is pipe joint structure schematic diagram of the present invention, and wherein, Fig. 7 A is pipe joint appearance schematic diagram, and Fig. 7 B is the D direction view of Fig. 7 A, and Fig. 7 C is the E direction view of Fig. 7 A
[embodiment]
The following example is further explanation of the present invention, does not constitute any limitation the present invention.
Consult Fig. 1 ~ Fig. 3, swing pipe pump of the present invention comprises pump case 10, pipe joint 20, flexible pipe 30, central shaft 40, tiltedly cam 50, clutch shaft bearing 60 and escapement 70.
As shown in Figure 2 and Figure 3, described pump case 10 is by the involutory connection of pump case main body 11, first end cap 12, second end cap 13, and fixedly form at four angles place with screw, described pump case main body 11 structure is as shown in Fig. 4 A, Fig. 4 B, this pump case main body 11 is rectangular block shape body, pump case main body 11 is provided with the second endoporus 111 for the formation of inner chamber 10A, pump case main body 11 two ends are respectively equipped with the second circular groove 112 and the 3rd circular groove 113, and this second circular groove 112 and the 3rd circular groove 113 are for the formation of pipeline holding cavity.Described first end cap 12 structure is as Fig. 4 C, shown in Fig. 4 D, this first end cap 12 is rectangular block shape bodies corresponding with pump case main body 11 shape, it is fixed on one end of pump case main body 11, described first end cap 12 Shang Zi center is outwards provided with the first central shaft hole 121 successively, first end cap bearing hole 122, first endoporus 123 and the first circular groove 124, wherein, first central shaft hole 121 is for installing central shaft 40, first end cap bearing hole 122 is built with the first bearing with end cover 125, first endoporus 123 is for the formation of the inner chamber 10A of pump case, first circular groove 124 is for the formation of pipeline holding cavity 10B1.Second end cap 13 structure is as shown in Fig. 4 E, Fig. 4 F, and this second end cap 13 is rectangular block shape bodies corresponding with pump case main body 11 shape, and it is fixed on one end relative with the first end cap 12 in pump case main body 11.Described second end cap 13 Shang Zi center is outwards provided with the second end-cover axle bearing bore 131, the 3rd endoporus 132 and the 4th circular groove 133 successively, wherein, described second end-cover axle bearing bore 131 is built with the second bearing with end cover 134,3rd endoporus 132 is for the formation of inner chamber 10A, and the 4th circular groove 133 is for the formation of second pipe holding cavity 10B2.As shown in Figure 2, wavy bulge 15 is respectively equipped with in described first circular groove 124 to the bottom of the 4th circular groove 133, make escapement 70 only flexible pipe can be depressed into dead point and the backflow of anti-fluid by less area of contact when squeezing tube 30, therefore improve the transfer efficiency of fluid.As Fig. 3, pump case 10 is provided with the pipeline gateway 10C be communicated with described pipeline holding cavity, outside the 10C of this pipeline gateway, is provided with pipe joint 20, this pipe joint 20 screw and pump case 10 are fixed.Described pipe joint 20 structure is as shown in Fig. 7 A ~ Fig. 7 C, this pipe joint 20 is blocks, it is provided with side by side eight for being communicated with the interface 21 ~ 28 of four flexible pipes 30, an inlet opening 20A and the liquid outlet opening 20B be communicated with it is provided with outside eight interfaces, wherein, four interfaces 21 ~ 24 are connected with the inlet opening 20A of two flexible pipes respectively, and other four interfaces 25 ~ 28 are connected with the liquid outlet opening 20B of two flexible pipes respectively.The end of described inlet opening and liquid outlet opening is respectively equipped with joint 20A1,20B1, for connecting liquid inlet pipe and drain pipe (not shown).As shown in Fig. 7 A ~ Fig. 7 C, liquid is entered in four flexible pipes 30 by four interfaces 21 ~ 24 from inlet opening 20A, and the liquid after work is flowed out by liquid outlet opening 20B, merges into the flow that ripple amplitude is relatively uniform.The medial axis of the inner chamber 10A of described pump case overlaps with the medial axis of central shaft 40.
As shown in Figure 2 and Figure 3, the second endoporus 111 in first endoporus 123 of described first end cap 12, pump case main body 11 and the 3rd endoporus 132 on the second end cap 13 are combined to form the inner chamber 10A of described pump case, and this inner chamber 10A is used for the moving link of accommodating swing pipe pump.The sidewall of this cylindrical lumens 10A is provided with the pipeline holding cavity 10B of one or more annular vertically, as shown in Figure 2, in the present embodiment, the sidewall of inner chamber 10A is provided with two pipeline holding cavity 10B vertically, wherein, the first circular groove 124 on described first end cap 12 is combined to form the first pipeline holding cavity 10B1 with the second circular groove 112 in pump case main body 11.The 3rd circular groove 113 in pump case main body 12 and the 4th circular groove 133 on the second end cap 14 are combined to form second pipe holding cavity 10B2.The medial axis of described pipeline holding cavity 10B overlaps with the medial axis of central shaft 40.
As shown in Figure 2 and Figure 3, in described first pipeline holding cavity 10B1 and second pipe holding cavity 10B2, be respectively provided with a flexible pipe 30, this flexible pipe 30 is the elastic hose of high strength, as rubber hose, plastic hose or silica gel hose.The two ends of described flexible pipe 30 are connected with described pipe joint 20.
As shown in Figure 2 and Figure 3, in the inner chamber 10A of pump case, be provided with central shaft 40, this central shaft 40 is connected with motor (not shown), and this central shaft 40 and inner chamber 10A concentric.In the middle part of central shaft 40, be provided with two shaft shoulders 41, this shaft shoulder is used for carrying out axial limiting to oblique cam 50.Central shaft 40 is provided with one or more groups oblique cam 50 radially set gradually, clutch shaft bearing 60 and escapement 70, as shown in Figure 5, Figure 6, in the present embodiment, central shaft 40 is provided with two groups of oblique cams 50, clutch shaft bearing 60 and escapements 70.Described oblique cam 50 comprises Cylindrical object 51 and boss 52, and wherein, described Cylindrical object 51 favours the axis hole of its installing central shaft and arranges, and descends two ends to be respectively equipped with circlip groove 54 thereon.This oblique cam 50 is provided with the second central shaft hole 53, and the medial axis of described Cylindrical object 51 and the medial axis of described second central shaft hole 121 meet at a bit, and this intersection point is positioned at the geometrical center of described second central shaft hole 53.Described boss 52 protrudes from the two ends up and down of Cylindrical object 51, and the external diameter of boss is corresponding with the inner ring of described first bearing with end cover 125 and the second bearing with end cover 134, and its two ends are spacing by the shaft shoulder 41 on the first bearing with end cover 125 and central shaft 40 respectively.In the embodiment arranging many group oblique cam 50, clutch shaft bearing 60 and escapement 70, the phase place of each oblique cam 50 is 180 degree of oblique cam numbers of ÷, and in the present embodiment, the phase place of two oblique cams 50 is 90 degree.Be provided with clutch shaft bearing 60 in oblique cam 50 outside, this clutch shaft bearing 60 is contained in the clutch shaft bearing hole 711 of escapement 70, and is fixed by the back-up ring 61 being contained in oblique cam 50 two ends circlip groove.Have escapement 70 in the external stability of described clutch shaft bearing 60, this escapement 70 comprises discoid body 71 and flange 72, and described discoid body 71 is circular discoid body, and this discoid body 71 is provided with clutch shaft bearing hole 711, for installing clutch shaft bearing 60.Described flange 72 is the cirque body formed by discoid body 71 mediad extension, this flange 72 extends between two flexible pipes 30 in described pipeline holding cavity 10B, make when central shaft 40 rotates, escapement 70 is driven to swing at circumferencial direction through described oblique cam 50, clutch shaft bearing 60, extrude in swing process or unclamp described flexible pipe 30, liquid be continuously vented and suck.
Working principle of the present invention is as Fig. 2, shown in Fig. 3, when driven by motor central shaft 40 rotates, central shaft 40 drives described oblique cam 50, clutch shaft bearing 60 and escapement 70 synchronous axial system, now, because escapement 70 is inclined to set, its flange 72 between two flexible pipes 30 just circumferentially continuously swings, extrude in swing process or unclamp described two flexible pipes 30, in extrusion process, when flexible pipe 30 is fully pressed at certain point, make liquid not by, therefore the backflow of liquid is just prevented, escapement 70 is by continual extruding, the liquid entering flexible pipe 30 is made to be continuously vented and to suck, form the acting of swing pipe pump of the present invention.
Although by above embodiment to invention has been announcement, protection scope of the present invention is not limited thereto, under the condition not departing from the present invention's design, all will fall in right of the present invention the distortion, replacement etc. that above each component does.
Claims (10)
1. a swing pipe pump, it is characterized in that, this swing pipe pump (100) comprises pump case (10), there is cylindrical lumens (10A) in pump case (10), the sidewall of this cylindrical lumens (10A) is provided with the pipeline holding cavity (10B) of one or more annular vertically, pump case (10) is provided with the pipeline gateway (10C) be communicated with described pipeline holding cavity, the pipe joint (20) fixing with pump case (10) is provided with outside this pipeline gateway (10C), two flexible pipes (30) are provided with in described each pipeline holding cavity (10B), the two ends of this flexible pipe (30) are connected with described pipe joint (20), be provided with and the central shaft of the coaxial heart (40) in the inner chamber (10A) of pump case, this central shaft (40) is connected with motor, central shaft (40) is provided with one or more groups oblique cam (50) radially set gradually, clutch shaft bearing (60) and escapement (70), described escapement (70) outside central authorities are provided with flange (72), this flange (72) extends between two flexible pipes (30) in described pipeline holding cavity (10B), make when central shaft (40) rotates, through described oblique cam (50), clutch shaft bearing (60) drives escapement (70) to swing at circumferencial direction, extrude in swing process or unclamp described flexible pipe (30), liquid is continuously vented and sucks.
2. swing pipe pump as claimed in claim 1, it is characterized in that, the medial axis of described pipeline holding cavity (10B) overlaps with the medial axis of central shaft (40).
3. swing pipe pump as claimed in claim 1, it is characterized in that, the medial axis of the inner chamber (10A) of described pump case overlaps with the medial axis of central shaft (40).
4. swing pipe pump as claimed in claim 1, it is characterized in that, described pump case (10) by pump case main body (11), the first end cap (12), the second end cap (13) is involutory is formed by connecting, wherein, first end cap (12) is fixed on one end of pump case main body (11), and the second end cap (13) is fixed on the other end of pump case main body (11).
5. swing pipe pump as claimed in claim 4, it is characterized in that, described first end cap (12) Shang Zi center is outwards provided with the first central shaft hole (121), the first end cap bearing hole (122), the first endoporus (123) for the formation of the inner chamber (10A) of pump case and the first circular groove (124) for the formation of pipeline holding cavity successively, at the first end cap bearing hole (122) built with the first bearing with end cover (125), pump case main body (11) is provided with the second endoporus (111) for the formation of inner chamber (10A), and pump case main body (11) two ends are respectively equipped with the second circular groove (112) for the formation of pipeline holding cavity and the 3rd circular groove (113), described second end cap (13) Shang Zi center is outwards provided with the second end-cover axle bearing bore (131), the 3rd endoporus (132) for the formation of inner chamber (10A) and the 4th circular groove (133) for the formation of pipeline holding cavity successively, and described second end-cover axle bearing bore (131) is built with the second bearing with end cover (134), first endoporus (123) of described first end cap (12), the second endoporus (111) in pump case main body (11) is combined to form the inner chamber (10A) of described pump case with the 3rd endoporus (132) on the second end cap (13), the first circular groove (124) on described first end cap (12) is combined to form the first pipeline holding cavity (10B1) with the second circular groove (112) in pump case main body (11), the 3rd circular groove (113) in pump case main body (12) is combined to form second pipe holding cavity (10B2) with the 4th circular groove (133) on the second end cap (14).
6. swing pipe pump as claimed in claim 5, is characterized in that, is respectively equipped with wavy bulge (15) in described first circular groove (124) to the bottom of the 4th circular groove (133).
7. swing pipe pump as claimed in claim 1, it is characterized in that, described oblique cam (50) comprises Cylindrical object (51) that axis hole of favouring its installing central shaft arranges and is located at its two ends and the boss (52) corresponding with the inner ring of described first bearing with end cover (125) and the second bearing with end cover (134), oblique cam (50) is provided with the second central shaft hole (53), the medial axis of described Cylindrical object (51) and the medial axis of described second central shaft hole (121) meet at a bit, this intersection point is positioned at the geometrical center of described second central shaft hole (53).
8. swing pipe pump as claimed in claim 7, it is characterized in that, in the oblique cam of described many groups (50), clutch shaft bearing (60) and escapement (70), the phase place of each oblique cam (50) is 180 degree of oblique cam numbers of ÷.
9. swing pipe pump as claimed in claim 1, it is characterized in that, described escapement (70) comprises discoid body (71) and by the central outward extending flange (72) of discoid body (71), discoid body (71) is provided with the clutch shaft bearing hole (711) of installing clutch shaft bearing, is provided with the convex edge (73) of protruding to the inside in clutch shaft bearing hole (711) bottom.
10. the swing pipe pump as described in claim 5 or 9, it is characterized in that, described oblique cam (50) is sheathed on described central shaft (40), its two ends are spacing by the shaft shoulder (41) on the first bearing with end cover (125) and central shaft (40) respectively, described clutch shaft bearing (60) is contained in the clutch shaft bearing hole (711) of escapement (70), and fixes respectively by the convex edge (73) in the back-up ring (61) at its two ends and the clutch shaft bearing hole of escapement and escapement (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142913.1A CN104819135B (en) | 2015-03-28 | 2015-03-28 | Swing pipe pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142913.1A CN104819135B (en) | 2015-03-28 | 2015-03-28 | Swing pipe pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104819135A true CN104819135A (en) | 2015-08-05 |
| CN104819135B CN104819135B (en) | 2017-03-29 |
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ID=53729559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510142913.1A Active CN104819135B (en) | 2015-03-28 | 2015-03-28 | Swing pipe pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN104819135B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697341A (en) * | 2016-03-29 | 2016-06-22 | 肖立峰 | Pipeline diaphragm pump |
| CN106567822A (en) * | 2016-11-04 | 2017-04-19 | 肖立峰 | Pipeline membrane pump |
| CN110425121A (en) * | 2019-09-06 | 2019-11-08 | 肖立峰 | Uniform flow pipeline pump |
| CN113027736A (en) * | 2021-05-19 | 2021-06-25 | 楚天源创生物技术(长沙)有限公司 | Infusion pump |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697341A (en) * | 2016-03-29 | 2016-06-22 | 肖立峰 | Pipeline diaphragm pump |
| CN105697341B (en) * | 2016-03-29 | 2018-02-23 | 肖立峰 | Pipeline diaphragm pump |
| CN106567822A (en) * | 2016-11-04 | 2017-04-19 | 肖立峰 | Pipeline membrane pump |
| CN110425121A (en) * | 2019-09-06 | 2019-11-08 | 肖立峰 | Uniform flow pipeline pump |
| WO2021042664A1 (en) * | 2019-09-06 | 2021-03-11 | 肖立峰 | Uniform flow pipeline pump |
| CN110425121B (en) * | 2019-09-06 | 2023-12-22 | 楚天源创生物技术(长沙)有限公司 | Uniform flow pipeline pump |
| CN113027736A (en) * | 2021-05-19 | 2021-06-25 | 楚天源创生物技术(长沙)有限公司 | Infusion pump |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
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|---|---|
| CN104819135B (en) | 2017-03-29 |
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Effective date of registration: 20220811 Address after: 410600 no.197, section 4, Jinzhou Avenue, Ningxiang Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Chutianyuanchuang Biotechnology (Changsha) Co.,Ltd. Address before: 518000 11 5A, Yujing East, Nanshan District, Shenzhen, Guangdong Patentee before: Xiao Lifeng |