CN204140343U - A kind of eccentric structure of diaphragm pump - Google Patents

A kind of eccentric structure of diaphragm pump Download PDF

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Publication number
CN204140343U
CN204140343U CN201420552972.7U CN201420552972U CN204140343U CN 204140343 U CN204140343 U CN 204140343U CN 201420552972 U CN201420552972 U CN 201420552972U CN 204140343 U CN204140343 U CN 204140343U
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CN
China
Prior art keywords
eccentric
eccentric mechanism
diaphragm
chamber
swing member
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Application number
CN201420552972.7U
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Chinese (zh)
Inventor
卢连苗
卢勃
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NINGBO QIANGSHENG ELECTRIC MOTOR CO Ltd
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NINGBO QIANGSHENG ELECTRIC MOTOR CO Ltd
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Priority to CN201420552972.7U priority Critical patent/CN204140343U/en
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Abstract

The utility model discloses a kind of eccentric structure of diaphragm pump, comprise swing member, diaphragm and eccentric mechanism, described diaphragm is arranged on the two ends of swing member along the swaying direction of swing member, described eccentric mechanism is arranged on swing member inside, described swing member inside is provided with eccentric mechanism chamber, it is inner that described eccentric mechanism is arranged on eccentric mechanism chamber, described eccentric mechanism contacts with the chamber wall in the eccentric mechanism chamber being arranged on diaphragm direction, spacing between the chamber wall in the eccentric mechanism chamber of described eccentric mechanism both sides adjacent with diaphragm is greater than the inclined some amount of eccentric mechanism.The eccentric structure of this diaphragm pump, by arranging the uniqueness in eccentric mechanism chamber, eccentric mechanism is only moved on suction liquid and discharge flow direction, and on two other direction, make swing member not move, do not carry out energy consumption, achieve the effective action of pump, decrease energy consumption, reduce cost of production, increase flow, improve working efficiency.

Description

A kind of eccentric structure of diaphragm pump
Technical field
The utility model relates to diaphragm pump technical field, especially relates to a kind of eccentric structure of diaphragm pump.
Background technique
Eccentric stiffener is the composition component in diaphragm pump, normally realize eccentric motion by rotating shaft arranging eccentric wheel, but this eccentric stiffener is carrying out can only realizing a suction campaign in an eccentric motion process, have that flow is little, the problem of inefficiency, and empty energy consumption issues, cause a large amount of energy wastes, increase cost of production.
Chinese patent literature (day for announcing: on January 1st, 2014, notification number: CN203374626U) discloses the following power end eccentric shaft of a kind of diaphragm pump small piston force 45t.Comprise rotating shaft, rotating shaft is provided with two eccentric wheels being mutually 90 degree of phase angles, side relative with two eccentric wheels in rotating shaft is provided with balancing weight, and described rotating shaft, two eccentric wheels and balancing weight are integrated the structure of casting; Two described eccentric wheels are provided with counterweight hole.
What technique scheme solved is that existing eccentric shaft structure is complicated, the problem that cost of production is high.
Model utility content
The purpose of this utility model once rotates to solve existing eccentric stiffener, and can only do a suction campaign, efficiency is low, the problem that energy consumption is high, and provide one once to rotate can to realize twice suction campaign, energy consumption can be reduced simultaneously, run the eccentric structure of efficient diaphragm pump.
The utility model realizes the technological scheme that its technical purpose adopts: a kind of eccentric structure of diaphragm pump, comprise swing member, diaphragm and eccentric mechanism, described diaphragm is arranged on the two ends of swing member along the swaying direction of swing member, described eccentric mechanism is arranged on swing member inside, described swing member inside is provided with eccentric mechanism chamber, it is inner that described eccentric mechanism is arranged on eccentric mechanism chamber, described eccentric mechanism contacts with the chamber wall in the eccentric mechanism chamber being arranged on diaphragm direction, described eccentric mechanism and be arranged on the adjacent both sides of diaphragm eccentric mechanism chamber chamber wall between spacing be greater than the inclined some amount of eccentric mechanism.The eccentric structure of this diaphragm pump, by carrying out difference setting to the offset between swing member and eccentric mechanism, eccentric mechanism is contacted with the chamber wall of eccentric stiffener chamber in diaphragm direction, namely make the spacing between the chamber wall in eccentric mechanism and eccentric mechanism chamber equal the inclined some amount of eccentric mechanism at the swaying direction of swing member, and and spacing between the chamber wall in the other eccentric stiffener chamber of both sides be greater than the inclined some amount of eccentric mechanism, such mechanism works as, during pump work, swing member will carry out reciprocally swinging in diaphragm direction under the drive of eccentric mechanism, simultaneously because the two ends at swing member are respectively arranged with diaphragm, two suction chambeies can be formed between diaphragm and the pump housing, when eccentric mechanism does a rotary motion, swing member meeting reciprocally swinging once, and then realize the suction liquid in two suction chambeies and discharge liquid motion, and when eccentric mechanism rotates to both sides adjacent with diaphragm, because spacing is greater than the inclined some amount of eccentric mechanism, therefore, swing member does not move in both directions, also energy consumption would not be carried out, achieve the effective action of pump, decrease energy consumption, reduce cost of production, increase flow, improve working efficiency.
As preferably, the cross section structure in described eccentric mechanism chamber is rectangular, the described rectangular minor face in eccentric mechanism chamber and the equidirectional setting of diaphragm.The eccentric mechanism chamber of rectangular cross-sectional structure ensure that eccentric mechanism can drive swing member to realize reciprocally swinging in swing member pendulum direction, and then realize suction function, then do not move in two other direction, thus also just decrease unnecessary energy consumption, make pump can efficiently action, reduce cost, the working efficiency of raising.
As preferably, the cross section structure in described eccentric mechanism chamber is oval, the minor axis of described eccentric mechanism chamber ellipse and the equidirectional setting of diaphragm.The cross section structure in eccentric mechanism chamber is set to ellipse, can realize effective exercise equally, reduces unnecessary energy consumption, improves the working efficiency of pump.
As preferably, eccentric mechanism comprises bearing, eccentric shaft and eccentric wheel, described eccentric wheel is arranged on eccentric shaft, and described bearing is arranged on the outside of eccentric wheel and eccentric shaft, matches with the chamber wall of eccentric mechanism chamber near diaphragm side in the outer ring of described bearing.Eccentric effect wheel mechanism comprises bearing, eccentric shaft and eccentric wheel, eccentric shaft band movable eccentric wheel rotates, eccentric wheel is then with dynamic bearing to carry out eccentric rotary, when turning to diaphragm side, swing member swings, by diaphragm realization to the suction of suction intracavity liquid and discharge, when swinging to both sides adjacent with diaphragm, because spacing is greater than the inclined some amount of eccentric mechanism, now, bearing outer ring does not contact with eccentric stiffener chamber wall, swing member also would not be driven to swing, and then do not carry out energy loss.
The utility model has beneficial effect to be: the eccentric structure of this diaphragm pump, by arranging the uniqueness in eccentric mechanism chamber, eccentric mechanism is only moved on suction liquid and discharge flow direction, and on two other direction, the spacing between eccentric mechanism and eccentric mechanism chamber is made to be greater than the inclined some amount of eccentric mechanism, ensure that swing member does not move in both directions, do not carry out energy consumption, achieve the effective action of pump, decrease energy consumption, reduce cost of production, increase flow, improve working efficiency.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the eccentric structure of the utility model diaphragm pump;
Fig. 2 is the another kind of structural representation of the eccentric structure of the utility model diaphragm pump;
In figure: 1, swing member, 2, diaphragm, 3, eccentric mechanism, 4, eccentric mechanism chamber, 5, bearing, 6, eccentric shaft, 7, eccentric wheel.
Embodiment
Also by reference to the accompanying drawings the technical solution of the utility model is described in further detail below by specific embodiment.
Embodiment 1:
In the embodiment shown in fig. 1, a kind of eccentric structure of diaphragm pump, comprise swing member 1, diaphragm 2 and eccentric mechanism 3, diaphragm 2 is arranged on the two ends of swing member 1 along the swaying direction of swing member 1, it is inner that eccentric mechanism 3 is arranged on swing member 1, swing member 1 inside is provided with eccentric mechanism chamber 4, it is inner that eccentric mechanism 3 is arranged on eccentric mechanism chamber 4, eccentric mechanism 3 contacts with the chamber wall in the eccentric mechanism chamber 4 being arranged on diaphragm 2 direction, eccentric mechanism 3 and be arranged on the adjacent both sides of diaphragm 2 eccentric mechanism chamber 4 chamber wall between spacing be greater than the inclined some amount of eccentric mechanism 3.The cross section structure in eccentric mechanism chamber 4 is rectangular, the rectangular minor face in eccentric mechanism chamber 4 and the equidirectional setting of diaphragm 2.Eccentric mechanism 3 comprises bearing 5, eccentric shaft 6 and eccentric wheel 7, and eccentric wheel 7 is arranged on eccentric shaft 6, and bearing 5 is arranged on the outside of eccentric wheel 7 and eccentric shaft 6, matches with the chamber wall of eccentric mechanism chamber 4 near diaphragm 2 side in the outer ring of bearing 5.
Embodiment 2:
In the embodiment shown in Figure 2, a kind of eccentric structure of diaphragm pump, comprise swing member 1, diaphragm 2 and eccentric mechanism 3, diaphragm 2 is arranged on the two ends of swing member 1 along the swaying direction of swing member 1, it is inner that eccentric mechanism 3 is arranged on swing member 1, swing member 1 inside is provided with eccentric mechanism chamber 4, it is inner that eccentric mechanism 3 is arranged on eccentric mechanism chamber 4, eccentric mechanism 3 contacts with the chamber wall in the eccentric mechanism chamber 4 being arranged on diaphragm 2 direction, spacing between the chamber wall in the eccentric mechanism chamber 4 of eccentric mechanism 3 both sides adjacent with diaphragm 2 is greater than the inclined some amount of eccentric mechanism 3.The cross section structure in eccentric mechanism chamber 4 is oval, the minor axis of eccentric mechanism chamber 4 ellipse and the equidirectional setting of diaphragm 2.Eccentric mechanism 3 comprises bearing 5, eccentric shaft 6 and eccentric wheel 7, and eccentric wheel 7 is arranged on eccentric shaft 6, and bearing 5 is arranged on the outside of eccentric wheel 7 and eccentric shaft 6, matches with the chamber wall of eccentric mechanism chamber 4 near diaphragm 2 side in the outer ring of bearing 5.
The eccentric structure of this diaphragm pump, during application, eccentric wheel 7 is rotated by the drive of eccentric shaft 6, thus band dynamic bearing 5 makes eccentric rotary, cross section because of the eccentric mechanism chamber 4 of swing member 1 inside is rectangular or ellipse, so when eccentric wheel 7 moves to diaphragm 2 direction, place, the outer ring of bearing 5 is connected with eccentric mechanism chamber 4, swing member 1 of taking does the reciprocally swinging in this direction, thus band dynamic diaphragm 2 does the party's motion upwards, realize the suction campaign of pump, when eccentric wheel 7 moves to when arranging the adjacent both direction in direction, diaphragm 2 place, because rectangular cavity or oval chamber to be greater than the inclined some amount of eccentric wheel 7 in the gap of this both direction, so when eccentric mechanism turns to this both direction, bearing 5 is not connected with the eccentric mechanism chamber 4 of swing member 1 inside, place swing member 1 can not move, pump does not do work, such structure effectively reduces unnecessary energy consumption, reduce energy consumption, improve the working efficiency of pump.

Claims (4)

1. the eccentric structure of a diaphragm pump, comprise swing member (1), diaphragm (2) and eccentric mechanism (3), described diaphragm (2) is arranged on the two ends of swing member (1) along the swaying direction of swing member (1), it is inner that described eccentric mechanism (3) is arranged on swing member (1), it is characterized in that: described swing member (1) inside is provided with eccentric mechanism chamber (4), it is inner that described eccentric mechanism (3) is arranged on eccentric mechanism chamber (4), described eccentric mechanism (3) contacts with the chamber wall in the eccentric mechanism chamber (4) being arranged on diaphragm (2) direction, described eccentric mechanism (3) and be arranged on diaphragm (2) adjacent both sides eccentric mechanism chamber (4) chamber wall between spacing be greater than the inclined some amount of eccentric mechanism (3).
2. the eccentric structure of a kind of diaphragm pump according to claim 1, is characterized in that: the cross section structure in described eccentric mechanism chamber (4) is rectangular, described eccentric mechanism chamber (4) rectangular minor face and diaphragm (2) equidirectional setting.
3. the eccentric structure of a kind of diaphragm pump according to claim 1, is characterized in that: the cross section structure in described eccentric mechanism chamber (4) is ellipse, the minor axis that described eccentric mechanism chamber (4) is oval and diaphragm (2) equidirectional setting.
4. the eccentric structure of a kind of diaphragm pump according to claim 1 or 2 or 3, it is characterized in that: eccentric mechanism (3) comprises bearing (5), eccentric shaft (6) and eccentric wheel (7), described eccentric wheel (7) is arranged on eccentric shaft (6), described bearing (5) is arranged on the outside of eccentric wheel (7) and eccentric shaft (6), matches with eccentric mechanism chamber (4) chamber wall near diaphragm (2) side in the outer ring of described bearing (5).
CN201420552972.7U 2014-09-25 2014-09-25 A kind of eccentric structure of diaphragm pump Active CN204140343U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420552972.7U CN204140343U (en) 2014-09-25 2014-09-25 A kind of eccentric structure of diaphragm pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420552972.7U CN204140343U (en) 2014-09-25 2014-09-25 A kind of eccentric structure of diaphragm pump

Publications (1)

Publication Number Publication Date
CN204140343U true CN204140343U (en) 2015-02-04

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Application Number Title Priority Date Filing Date
CN201420552972.7U Active CN204140343U (en) 2014-09-25 2014-09-25 A kind of eccentric structure of diaphragm pump

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113464407A (en) * 2020-12-21 2021-10-01 深圳安吉尔饮水产业集团有限公司 Pump head of diaphragm booster pump, water treatment device and working method of pump head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113464407A (en) * 2020-12-21 2021-10-01 深圳安吉尔饮水产业集团有限公司 Pump head of diaphragm booster pump, water treatment device and working method of pump head

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