CN206092352U

CN206092352U - Diaphragm water pump

Info

Publication number: CN206092352U
Application number: CN201621061870.0U
Authority: CN
Inventors: 徐刚
Original assignee: ZHUHAI HAOTAI ELECTRONICS TECHNOLOGY Co Ltd
Current assignee: ZHUHAI HAOTAI ELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2016-09-18
Filing date: 2016-09-18
Publication date: 2017-04-12
Anticipated expiration: 2026-09-18

Abstract

The utility model discloses a diaphragm water pump, include motor, inferior valve, pressure valve, pressure valve bracket, mesochite, epitheca, eccentric platform, axle, rolling disc, umbrella -type check valve, arc check valve, go out the water hull and intake the shell, opening one side connection pressure valve bracket of inferior valve sets up pressure valve bracket and mesochite between and the epitheca, set up pressure valve bracket between mesochite and the inferior valve, in rolling disc, axle and eccentric platform set up the space between pressure valve bracket and inferior valve, the casing of the opposite side fixed connection motor of inferior valve, and the central point of the eccentric platform of the output shaft fixed connection of motor puts. Arc check valve and umbrella -type check valve mutual independence in this practicality, and open closed work in turn, continuous work can be stabilized to the water pump, and arc check valve and umbrella -type check valve have good gas tightness simultaneously, this practical appearance is exquisite, and it is convenient to assemble, cost low cost, this practical noise is little, shakes for a short time, and the energy consumption is little.

Description

A kind of diaphragm pump

Technical field

This utility model is related to a kind of water pump, specifically a kind of diaphragm pump.

Background technology

Water pump is the machinery for conveying liquid or making liquid supercharging.The mechanical energy of prime mover or other external energies are transmitted by it Liquid, increases liquid energy, and being mainly used to conveying liquid includes water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold Category etc., can also convey liquid, admixture of gas and the liquid containing suspended solids.The technical parameter of pump performance have flow, Suction, lift, shaft power, water-horse power, efficiency etc.；The types such as volume water pump, vane pump can be divided into according to different operation principles.

Diaphragm pump belongs to volume water pump, while diaphragm pump is used for manufacturing micro pump, existing micro pump has Following shortcoming：(1) bulky, high energy consumption, cost are high, and adopt single check valve poor air-tightness more；(2) level of noise Greatly, shake big, production and assembly complexity.

Utility model content

The purpose of this utility model is to provide a kind of diaphragm pump, to solve the problems, such as to propose in above-mentioned background technology.

For achieving the above object, this utility model provides following technical scheme：

A kind of diaphragm pump, including motor, lower casing, pressure valve, pressure vavle shelf, middle shell, upper casing, eccentric platform, axle, rotation Disk, umbrella shape check valve, arc check valve, the opening side of the lower casing arrange upper casing, shell in arranging between lower casing and upper casing, in Pressure vavle shelf is set between shell and lower casing, and the rotation dish, axle and eccentric platform are arranged at the space between pressure vavle shelf and lower casing Interior, the opposite side of lower casing is fixedly connected the housing of motor, and the output shaft of motor is fixedly connected the center of eccentric platform, described The eccentric position of eccentric platform arranges slotted eye, and one end of axle is movably arranged in slotted eye, and the other end of axle is fixedly connected rotation dish The center of side, four edge of the rotation dish are fixedly connected pressure valve bulb, are obliquely installed relative to pressure vavle shelf, described Square tube dividing plate is set between middle shell and lower casing, and the space between middle shell and lower casing is divided into into water buffer area and is gone out by square tube dividing plate Water buffer area, wherein the through hole of four groups of installation umbrella shape check valves is set on the middle shell corresponding to water inlet buffer area, and water outlet caching The through hole of four installation arc check valves is set on the middle shell corresponding to area, and the arc check valve is mutually reciprocal with umbrella shape check valve To setting；On the pressure vavle shelf, centrosymmetry arranges two pressure valve, and the rim of a bowl of pressure valve is close to middle shell, and each pressure valve The rim of a bowl cover through hole at a water outlet buffer area and the through hole at a water inlet buffer area, the back side of pressure valve is fixed and is connected It is connected on the edge of rotation dish.

As further program of the utility model：The center of the rotation dish opposite side arranges hemisphere jut, and Hemisphere jut is movably arranged in the circular hole of pressure vavle shelf side.

As this utility model further scheme：Outlet is set on the corresponding upper casing of the water outlet buffer area, is entered On the corresponding upper casing of water buffer area, water inlet is set.

Compared with prior art, the beneficial effects of the utility model are：

(1) arc check valve and umbrella shape check valve are separate, and alternately open Operating In Persistent Current Mode, and water pump being capable of steady and continuous Work, while arc check valve and umbrella shape check valve have good air-tightness；

(2) this realistic aerodynamic configurations is exquisite, and it is convenient to assemble, and cost is cheap；

(3) this practical noise is little, and vibrations are little, and energy consumption is little.

Description of the drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the cross-sectional view in A-A directions in Fig. 1.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Refer to Fig. 1～2, in this utility model embodiment, a kind of diaphragm pump, including motor 1, lower casing 2, pressure valve 3, Pressure vavle shelf 4, middle shell 5, upper casing 6, eccentric platform 7, axle 8, rotation dish 9, umbrella shape check valve 10, arc check valve 11, outlet 12, Water inlet 13, the opening side of the lower casing 2 arrange upper casing 6, shell 5, middle shell 5 and lower casing 2 in arranging between lower casing 2 and upper casing 6 Between pressure vavle shelf 4 is set, the rotation dish 9, axle 8 and eccentric platform 7 are arranged in the space between pressure vavle shelf 4 and lower casing 2, The opposite side of lower casing 2 is fixedly connected the housing of motor 1, and the output shaft of motor 1 is fixedly connected the center of eccentric platform 7, institute The eccentric position for stating eccentric platform 7 arranges slotted eye, and one end of axle 8 is movably arranged in slotted eye, and the other end of axle 8 is fixedly connected and turns The center of 9 side of Moving plate, the rotation dish 9 are obliquely installed relative to pressure vavle shelf 4, the centre bit of 9 opposite side of rotation dish Hemisphere jut is installed, and hemisphere jut is movably arranged in the circular hole of 4 side of pressure vavle shelf so that the edge energy of rotation dish 9 It is enough to produce undulatory motion as motor 1 is rotated.

Square tube shape dividing plate is set between the middle shell 5 and lower casing 2, and square tube shape dividing plate is by the space between middle shell 5 and lower casing 2 It is divided into into water buffer area and water outlet buffer area, wherein it is unidirectional to arrange 4 groups of installation umbrella shapes on the middle shell 5 corresponding to water inlet buffer area The through hole of valve 10, and four through holes for installing arc check valve 11 are set on the middle shell 5 corresponding to water outlet buffer area, the arc The 10 mutually opposing setting of check valve 11 and umbrella shape check valve.

On the pressure vavle shelf 4, centrosymmetry arranges four pressure valve 3, and the rim of a bowl of pressure valve 3 is close to middle shell 5, and each The rim of a bowl of pressure valve 3 covers the through hole at a water outlet buffer area and the through hole at one group of water inlet buffer area, the back of the body of pressure valve 3 Face is fixedly connected on the edge of rotation dish 9, so that four pressure valve 3 are by alternate compression and expansion so that compression and expansion Action simultaneously carry out, so as to ensure to intake buffer area and the input and output pressure in water outlet buffer area remains stable.

Outlet 12 is set on the corresponding upper casing of the water outlet buffer area 6, arrange on the corresponding upper casing of water inlet buffer area 6 into The mouth of a river 13.

It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction Involved claim.

Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art Understandable other embodiment.

Claims

1. a kind of diaphragm pump, including motor, lower casing, pressure valve, pressure vavle shelf, middle shell, upper casing, eccentric platform, axle, rotation dish, Umbrella shape check valve, arc check valve, outlet and water inlet, it is characterised in that the opening side of the lower casing arranges upper casing, under Shell in arranging between shell and upper casing, arranges pressure vavle shelf between middle shell and lower casing, the rotation dish, axle and eccentric platform are arranged at pressure In space between power vavle shelf and lower casing, the opposite side of lower casing is fixedly connected the housing of motor, and the output shaft of motor is fixed and connected The center of eccentric platform is connect, the eccentric position of the eccentric platform arranges tilted slotted hole, and one end of axle is movably arranged in slotted eye, and The other end of axle is fixedly connected the center of rotation dish side, and four edge of the rotation dish is fixedly connected pressure valve bulb, phase For pressure vavle shelf is obliquely installed, arrange between the middle shell and lower casing, square tube shape dividing plate is by the sky between middle shell and lower casing Between be divided into into water buffer area and water outlet buffer area, wherein water inlet buffer area corresponding to middle shell on four groups of installation umbrella shape lists are set To the through hole of valve, and the through hole of four installation arc check valves is set, the arc list on the middle shell corresponding to water outlet buffer area To valve and the mutually opposing setting of umbrella shape check valve；On the pressure vavle shelf, centrosymmetry arranges four pressure valve, the bowl of pressure valve Shell in tight-lipped patch, and the rim of a bowl of each pressure valve covered at through hole at a water outlet buffer area and a water inlet buffer area Through hole, the back side of pressure valve are fixedly connected on four edges of rotation dish.

2. a kind of diaphragm pump according to claim 1, it is characterised in that the centre bit of the rotation dish opposite side is installed Hemisphere jut is put, and hemisphere jut is movably arranged in the circular hole of pressure vavle shelf side.

3. a kind of diaphragm pump according to claim 1, it is characterised in that set on the corresponding upper casing of the water outlet buffer area Outlet is put, water inlet is set on the corresponding upper casing of water inlet buffer area.