CN202082092U - Pump cover of membrane pump - Google Patents

Pump cover of membrane pump Download PDF

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Publication number
CN202082092U
CN202082092U CN2011201641993U CN201120164199U CN202082092U CN 202082092 U CN202082092 U CN 202082092U CN 2011201641993 U CN2011201641993 U CN 2011201641993U CN 201120164199 U CN201120164199 U CN 201120164199U CN 202082092 U CN202082092 U CN 202082092U
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CN
China
Prior art keywords
low pressure
flow distribution
shaped
distribution plate
pressure area
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Expired - Lifetime
Application number
CN2011201641993U
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Chinese (zh)
Inventor
袁思岳
项树民
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袁思岳
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Priority to CN2011201641993U priority Critical patent/CN202082092U/en
Application granted granted Critical
Publication of CN202082092U publication Critical patent/CN202082092U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model discloses a pump cover of a membrane pump, comprising a water inlet pipeline, a water outlet pipeline and a cover body which are integrally manufactured; a side wall is arranged on the periphery of the cover body; the water inlet pipeline and the water outlet pipeline are positioned on both sides of the cover body; a partition board is integrally arranged on the inner top surface of the cover body; the inner part of the cover body is divided into a low pressure area and a high pressure area by the partition board; a pipe orifice communicated with the water inlet pipeline is arranged inside the low pressure area, and a pipe orifice communicated with the water outlet pipeline is arranged in the high pressure area; at least three flow distribution plates are arranged inside the low pressure area, one end of the flow distribution plate is connected with the partition board, and the other end of the flow distribution plate is connected with the side wall; and a liquid storage chamber is formed between the separated flow distribution plates. In the utility model, the flow distribution plates and the liquid storage chamber are arranged inside the low pressure area so as to slow down current rush and reduce the noise; and the foreign matters entering the low pressure area are blocked through the flow distribution plates so as to ensure the cleanliness of the piston valve and prolong the service life.

Description

A kind of pump cover of diaphragm pump
Technical field
The utility model relates to a kind of diaphragm pump, specifically a kind of pump cover of diaphragm pump.
Background technique
Present Reverse Osmosis Technology is purified waste water in the water purification machine of handling, diaphragm pump the quality level of a water purification machine integral body at long-term water pressure resistance performance and stability influence, especially the relatively poor and preposition filtration of source water quality is installed when not in place, original structure diaphragm pump when pump work, the dirt of source water through intake tunnel-low-pressure cavity-piston valve-hyperbaric chamber-exhalant canal the time can be easy to just snap into inhalation check valve and discharge safety check with the chamber of septum joint place and build-up of pressure descends and the phenomenon of decompression, and when entering the overpressure of intake tunnel, water flow impact pressure can produce noise in low-pressure cavity, and to pump cover generation impact, the working life of reducing pump cover.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and provide a kind of diaphragm pump head structure, by in low pressure area, setting up flow distribution plate and liquid storage room, slow down water impact, reduce noise, and stop the foreign matter that enters low pressure area by flow distribution plate, guarantee the cleaning of piston valve, increase the service life.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of pump cover of diaphragm pump, comprise the intake pipe, outlet conduit and the lid that are made into integration, the lid periphery is shaped on sidewall, intake pipe and outlet conduit are positioned at the both sides of lid, the inner top surface one of lid is shaped on demarcation strip, and demarcation strip is divided into low pressure area and zone of high pressure with the inside of lid; Be shaped on the mouth of pipe that is connected with intake pipe in the low pressure area, the zone of high pressure is shaped on the mouth of pipe that is connected with outlet conduit; Be shaped at least three flow distribution plates in low pressure area, flow distribution plate one end connects demarcation strip, and the other end connects sidewall, constitutes liquid storage room between separately flow distribution plate and flow distribution plate.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned demarcation strip is circular demarcation strip, and the zone of high pressure is positioned at the demarcation strip ring-shaped inner part, and the effluent pipe mouth of zone of high pressure is positioned at the inwall of demarcation strip and connects outlet conduit; Low pressure area is positioned at the demarcation strip annular, outer.
Above-mentioned flow distribution plate is six to 12, and each flow distribution plate is spaced apart radially in low pressure area.
Be shaped on three projections in the above-mentioned low pressure area, each projection is respectively to there being a flow distribution plate, and projection is made into integration with corresponding flow distribution plate, is shaped on the mounting hole that is used for mounting spring in the inside of each projection, is shaped on the splitter box that is used for by liquid in the end of projection.
The water intake of above-mentioned intake pipe and the water outlet of outlet conduit are shaped on internal thread respectively.
Above-mentioned lid and sidewall become the circle triangle, are shaped on fixedly edge in the periphery one of sidewall, and fixedly the edge is shaped at least three fixed holes.
Above-mentioned demarcation strip and pump head piston valve are sealed and matched, and constitute high-pressure water chamber between zone of high pressure and the piston valve, and high-pressure water chamber is connected with outlet conduit by the mouth of pipe; Constitute the low pressure water cavity between low pressure area and the piston valve, the low pressure water cavity is connected with intake pipe.
Above-mentioned flow distribution plate is evenly distributed in the low pressure water cavity, and current flow into the low pressure water cavity through intake pipe, through entering pump head behind each flow distribution plate and the liquid storage room, through entering high-pressure water chamber after the supercharging of pump head piston valve, discharges through outlet conduit then.
Compared with prior art, the pump cover of a kind of diaphragm pump of the utility model is shaped on a plurality of flow distribution plates and liquid storage room in low pressure area, and flow distribution plate is evenly distributed in the low pressure water cavity.Current are after intake pipe flows into the low pressure water cavity, can slow down water impact during through each flow distribution plate, reduce the current noise, when current are through the liquid storage room between the flow distribution plate simultaneously, can storaging liquid, can make current become vortex shape again, reduce the water flow impact pressure of low pressure area, prolong the working life of pump cover.Projection of the present utility model and flow distribution plate are made into integration, and have effectively strengthened the intensity of projection, and the end of projection is shaped on splitter box simultaneously, can guarantee that water flows into each liquid storage room fast.Current enter in the piston valve by inhalation check valve behind the liquid storage room of low pressure area, by the supercharging of piston valve, enter the zone of high pressure from discharging safety check, discharge through outlet conduit then.
Description of drawings
Fig. 1 is the utility model embodiment's an internal structure schematic representation;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is the rear view of Fig. 1;
Fig. 4 is the utility model embodiment's an assembly structure schematic representation.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 4 shows that structural representation of the present utility model.
Reference character wherein is: intake pipe 1, water intake 1a, outlet conduit 2, water outlet 2a, lid 3, sidewall 31, demarcation strip 32, low pressure area 33, zone of high pressure 34, flow distribution plate 35, projection 36, splitter box 36a, mounting hole 36b, fixing along 37, fixed hole 38, piston valve 4.
As shown in Figure 1, the pump cover of a kind of diaphragm pump of the present utility model, comprise the intake pipe 1, outlet conduit 2 and the lid 3 that are made into integration, lid 3 peripheries are shaped on sidewall 31, intake pipe 1 and outlet conduit 2 are positioned at the both sides of lid 3, it is characterized in that: the inner top surface one of lid 3 is shaped on demarcation strip 32, and demarcation strip 32 is divided into low pressure area 33 and zone of high pressure 34 with the inside of lid 3.Be shaped on the mouth of pipe that is connected with intake pipe 1 in the low pressure area 33, zone of high pressure 34 is shaped on the mouth of pipe that is connected with outlet conduit 2.Be shaped at least three flow distribution plates 35 in low pressure area 33, flow distribution plate 35 1 ends connect demarcation strip 32, and the other end connects sidewall 31, constitute liquid storage room between separately flow distribution plate 35 and flow distribution plate 35.
In the present embodiment, demarcation strip 32 is circular demarcation strip 32, and zone of high pressure 34 is positioned at demarcation strip 32 ring-shaped inner parts, and the effluent pipe mouth of zone of high pressure 34 is positioned at the inwall of demarcation strip 32 and connects outlet conduit 2.Low pressure area 33 is positioned at demarcation strip 32 annular, outer.
Flow distribution plate 35 can be six to 12.In the present embodiment, as shown in Figure 1, flow distribution plate 35 is ten, and these flow distribution plates 35 are spaced apart radially in low pressure area 33.
In low pressure area 33, be shaped on three projections 36, each projection 36 is respectively to there being a flow distribution plate 35, and projection 36 is made into integration with corresponding flow distribution plate 35, be shaped on the mounting hole 36b that is used for mounting spring in the inside of each projection 36, be shaped on the splitter box 36a that is used for by liquid in the end of projection 36.
As shown in Figure 2, intake pipe 1 and outlet conduit 2 are positioned at the both sides of lid 3.The water intake 1a of intake pipe 1 and the water outlet 2a of outlet conduit 2 are shaped on internal thread respectively.
31 one-tenth round triangles of lid 3 and sidewall are shaped on fixingly along 37 in the periphery one of sidewall 31, fixingly be shaped at least three fixed holes 38 along 37.As shown in Figure 3, be distributed with a plurality of fixed holes 38 on along 37, pump cover and pump head be fixedly connected by screw and fixed hole 38 at pump cover fixing.
As shown in Figure 4, pump cover of the present utility model matches with pump head and is connected, and demarcation strip 32 is tightly connected with pump head piston valve 4.The low pressure area 33 of pump cover is corresponding with the piston valve 4 of pump head respectively with zone of high pressure 34, constitutes high-pressure water chamber between zone of high pressure 34 and the piston valve 4, and high-pressure water chamber is connected with outlet conduit 2 by the mouth of pipe.Constitute the low pressure water cavity between low pressure area 33 and the piston valve 4, the low pressure water cavity is connected with intake pipe 1.
The pump cover of a kind of diaphragm pump of the present utility model be shaped on a plurality of flow distribution plates 35 and liquid storage room in low pressure area 33, and flow distribution plate 35 is evenly distributed in the low pressure water cavity.Current are after intake pipe 1 flows into the low pressure water cavity, can slow down water impact during through each flow distribution plate 35, reduce the current noise, when current are through the liquid storage room between the flow distribution plate 35 simultaneously, can storaging liquid, can make current become vortex shape again, reduce the water flow impact pressure of low pressure area 33, prolong the working life of pump cover.Projection 36 is made into integration with flow distribution plate 35, has effectively strengthened the intensity of projection 36, and the end of projection 36 is shaped on splitter box 36a simultaneously, can guarantee that water flows into each liquid storage room fast.Current enter in the piston valve 4 by inhalation check valve behind the liquid storage room of low pressure area 33, by the supercharging of piston valve 4, enter zone of high pressure 34 from discharging safety check, discharge through outlet conduit 2 then.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims (8)

1. the pump cover of a diaphragm pump, comprise the intake pipe (1), outlet conduit (2) and the lid (3) that are made into integration, described lid (3) periphery is shaped on sidewall (31), described intake pipe (1) and outlet conduit (2) are positioned at the both sides of lid (3), it is characterized in that: the inner top surface one of described lid (3) is shaped on demarcation strip (32), and described demarcation strip (32) is divided into low pressure area (33) and zone of high pressure (34) with the inside of lid (3); Be shaped on the mouth of pipe that is connected with intake pipe (1) in the described low pressure area (33), described zone of high pressure (34) are shaped on the mouth of pipe that is connected with outlet conduit (2); Be shaped at least three flow distribution plates (35) in described low pressure area (33), described flow distribution plate (35) one ends connect demarcation strip (32), and the other end connects sidewall (31), constitute liquid storage room between separately flow distribution plate (35) and flow distribution plate (35).
2. the pump cover of a kind of diaphragm pump according to claim 1, it is characterized in that: described demarcation strip (32) is circular demarcation strip (32), described zone of high pressure (34) is positioned at demarcation strip (32) ring-shaped inner part, and the effluent pipe mouth of zone of high pressure (34) is positioned at the inwall of demarcation strip (32) and connects outlet conduit (2); Described low pressure area (33) is positioned at demarcation strip (32) annular, outer.
3. the pump cover of a kind of diaphragm pump according to claim 2, it is characterized in that: described flow distribution plate (35) is six to 12, and each flow distribution plate (35) is spaced apart radially in low pressure area (33).
4. the pump cover of a kind of diaphragm pump according to claim 3, it is characterized in that: be shaped on three projections (36) in the described low pressure area (33), each projection (36) is respectively to there being a flow distribution plate (35), and projection (36) is made into integration with corresponding flow distribution plate (35), be shaped on the mounting hole (36b) that is used for mounting spring in the inside of each projection (36), be shaped on the splitter box (36a) that is used for by liquid in the end of projection (36).
5. according to the pump cover of the described a kind of diaphragm pump of the arbitrary claim of claim 1 to 4, it is characterized in that: the water intake (1a) of described intake pipe (1) and the water outlet (2a) of described outlet conduit (2) are shaped on internal thread respectively.
6. the pump cover of a kind of diaphragm pump according to claim 5, it is characterized in that: described lid (3) becomes the circle triangle with sidewall (31), periphery one at sidewall (31) is shaped on fixing edge (37), and described fixedly edge (37) is shaped at least three fixed holes (38).
7. the pump cover of a kind of diaphragm pump according to claim 6, it is characterized in that: described demarcation strip (32) is sealed and matched with pump head piston valve (4), constitute high-pressure water chamber between described zone of high pressure (34) and the piston valve (4), described high-pressure water chamber is connected with outlet conduit (2) by the mouth of pipe; Constitute the low pressure water cavity between described low pressure area (33) and the piston valve (4), described low pressure water cavity is connected with intake pipe (1).
8. the pump cover of a kind of diaphragm pump according to claim 7, it is characterized in that: described flow distribution plate (35) is evenly distributed in the low pressure water cavity, current flow into the low pressure water cavity through intake pipe (1), through entering pump head behind each flow distribution plate (35) and the liquid storage room, through entering high-pressure water chamber after pump head piston valve (4) supercharging, discharge through outlet conduit (2) then.
CN2011201641993U 2011-05-19 2011-05-19 Pump cover of membrane pump Expired - Lifetime CN202082092U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201641993U CN202082092U (en) 2011-05-19 2011-05-19 Pump cover of membrane pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201641993U CN202082092U (en) 2011-05-19 2011-05-19 Pump cover of membrane pump

Publications (1)

Publication Number Publication Date
CN202082092U true CN202082092U (en) 2011-12-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201641993U Expired - Lifetime CN202082092U (en) 2011-05-19 2011-05-19 Pump cover of membrane pump

Country Status (1)

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CN (1) CN202082092U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107327391A (en) * 2017-08-11 2017-11-07 宁波九缘菲力加泵业有限公司 Miniature diaphragm pump upper end cover
CN110799753A (en) * 2018-09-30 2020-02-14 深圳市大疆软件科技有限公司 Diaphragm pump and agricultural unmanned aerial vehicle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107327391A (en) * 2017-08-11 2017-11-07 宁波九缘菲力加泵业有限公司 Miniature diaphragm pump upper end cover
CN107327391B (en) * 2017-08-11 2020-07-03 宁波九缘菲力加泵业有限公司 Upper end cover of micro diaphragm pump
CN110799753A (en) * 2018-09-30 2020-02-14 深圳市大疆软件科技有限公司 Diaphragm pump and agricultural unmanned aerial vehicle

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Granted publication date: 20111221

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