Be aimed at pump product sealed leak and reciprocating typeMembrane pumpThe construction is complex, heavy, debug the problem such as difficulty, our development succeeded Q=2m3/h, 25m3/h; P ≤ 0.4MPa is annularMembrane pumpTwo kinds of products, and 1994 January passed ministry class appraisal, win national patent, patent date 92236204.1.
1, structural feature
AnnularMembrane pumpMix with annulus of bearing of tigidity of planar peristalsis type above all annular and diaphragmatic distinction is mixed at general rotor pump reciprocating typeMembrane pump. In addition existingMembrane pumpUse an account more diaphragmatic will separate carry medium and working medium, use form of a powerful person of orgnaization of linkage mechanism of reciprocating type brace, 3 a powerful person, imports and exports; AnnularMembrane pumpAbsorbed line of tube pump, flexibility to encircle the characteristic of pump and other rotor pump, use circumgyrate formula the original structure of actuating device and annular and diaphragmatic organic union, with annular and diaphragmatic will carry medium and drive component to separate, make carry medium cannot outward leak. Annular membrane pump is main by pump housing 1, segregation orgnaization 2, rigid bearing annulus 3, annular and diaphragmatic 4, bearing is covered 5, bearing 6, transmission shaft 7 reach float bear press annulus, pump to carry the composition such as the lid (graph 1) ; Ministry of annular and diaphragmatic end relies on bearing to build edge axial impaction to secure, composition of annulus of its and pump end lid, rigid bearing, pump housing closes cubage, when transmission shaft rotates, have the aid of is entered, exit segregation orgnaization and rigid bearing annulus, pump housing is formed suck fluid and platoon fluid antrum, achieve the goal that carries medium without leak.
AnnularMembrane pumpMain structure feature is:
(1) is diaphragmatic and hoop of bearing of tigidity of planar peristalsis type is set between pump housing;
(2) is annular and diaphragmatic inside buy has float bear press annulus;
(3) is annular and diaphragmatic will carry medium and lubricant medium to separate;
(Combination of particular imports and exports keeps apart 4) annular membrane pump orgnaization;
(5) need not heart valve and group of a powerful person of imports and exports;
(The axial with distinctive 6) is sealed structure;
(7) tigidity sets bearing between bearing annulus and transmission shaft.
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