CN209385334U - Pump head lid and diaphragm pump - Google Patents
Pump head lid and diaphragm pump Download PDFInfo
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- CN209385334U CN209385334U CN201822021764.5U CN201822021764U CN209385334U CN 209385334 U CN209385334 U CN 209385334U CN 201822021764 U CN201822021764 U CN 201822021764U CN 209385334 U CN209385334 U CN 209385334U
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- surrounding edge
- annular surrounding
- water inlet
- inlet pipe
- water
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Abstract
The utility model discloses a kind of pump head lid and diaphragm pump, wherein, pump head lid includes lid, outlet pipe and water inlet pipe, and lid includes cover board and first annular surrounding edge and the second annular surrounding edge in the side plate face of cover board, and the second annular surrounding edge is located in first annular surrounding edge；It is set in distance between first annular surrounding edge and the second annular surrounding edge, to form intake antrum to limit therebetween；Water chamber is formed in second annular surrounding edge；The part of first annular surrounding edge is in bending setting, to form turning in intake antrum；Water inlet pipe, the extraneous corner with intake antrum of connection, and the distance of the annular surrounding edge of water outlet distance second of water inlet pipe, when greater than the non-corner for being set to intake antrum when water inlet pipe, the resistance to water-flow of the water outlet that water inlet pipe is reduced apart from technical solutions of the utility model of the annular surrounding edge of the water outlet distance second of water inlet pipe, so that the water in water inlet pipe more readily flows into intake antrum.
Description
Technical field
The utility model relates to diaphragm pump technical field, in particular to a kind of pump head lid and diaphragm pump.
Background technique
Diaphragm pump is the power source in water purifier, and diaphragm cavity is formed at the pump head lid of diaphragm pump, and diaphragm cavity includes water inlet
Chamber and the high pressure water chamber in low pressure intake antrum.Fig. 1 is a kind of 1 ' structure of pump head lid of diaphragm pump, and intake antrum 140 ' is substantially
Cavity triangular in shape, the rounded cavity of water chamber 150 ', water inlet pipe 30 ' are located in the side cavity wall of intake antrum 140 ', water inlet pipe
Spacing between 30 ' water inlet and water chamber 150 ' is too small, larger so as to cause water inlet resistance, influences the water inlet of diaphragm pump
Amount, but also the power of motor of diaphragm pump is bigger than normal.
Utility model content
The main purpose of the utility model is to propose a kind of pump head lid, is used for diaphragm pump, it is intended to reduce going out for its water inlet pipe
The water inlet resistance at the mouth of a river.
To achieve the above object, the utility model proposes pump head lid, comprising:
Lid, the annular surrounding edge of first annular surrounding edge and second including cover board and in the side plate face of the cover board,
And the second annular surrounding edge is located in the first annular surrounding edge；The first annular surrounding edge and the second annular surrounding edge it
Between be set in distance, to form intake antrum to limit therebetween；Water chamber is formed in described second annular surrounding edge；Described first
The part of annular surrounding edge is in bending setting, to form turning in the intake antrum；
Outlet pipe is connected to the water chamber and the external world；And
Water inlet pipe, the extraneous corner with the intake antrum of connection, and the water outlet of the water inlet pipe is apart from described second
The distance of annular surrounding edge, when greater than the non-corner for being set to the intake antrum when the water inlet pipe, the water outlet of the water inlet pipe
Distance of the mouth apart from the described second annular surrounding edge.
Preferably, the first annular surrounding edge extends in regular polygon shape, the side of the first annular surrounding edge of adjacent two
The turning of the intake antrum is formed between side.
Preferably, the described second annular surrounding edge is rounded is extended, and the described second annular surrounding edge and first ring
The geometric center of both shape surrounding edges overlaps.
Preferably, the outlet pipe sequentially passes through the first annular surrounding edge and the second annular surrounding edge, will be described
Water chamber is connected to the external world.
Preferably, the axis of the outlet pipe and the water inlet pipe is located along the same line.
Preferably, the first annular surrounding edge is extended in positive triangle shape, and the first annular surrounding edge has first
Turning and be in the first side that is oppositely arranged with first turning, the water inlet pipe are located at first corner, it is described out
Water pipe is located on the first side.
Preferably, the outlet pipe is located at the midpoint of the first side.
Preferably, the first annular surrounding edge is square is extended, and the first annular surrounding edge has the second turning
Be in the third turning that is oppositely arranged with second turning, the water inlet pipe is located at second corner, the outlet pipe
Positioned at the third corner.
Preferably, the outer peripheral surface of the described second annular surrounding edge has the diversion division towards the water chamber inner recess, described
The water outlet of water inlet pipe described in diversion division face is arranged.
The utility model also proposes that a kind of diaphragm pump, including pump head lid, the pump head lid include:
Lid, the annular surrounding edge of first annular surrounding edge and second including cover board and in the side plate face of the cover board,
And the second annular surrounding edge is located in the first annular surrounding edge；The first annular surrounding edge and the second annular surrounding edge it
Between be set in distance, to form intake antrum to limit therebetween；Water chamber is formed in described second annular surrounding edge；Described first
The part of annular surrounding edge is in bending setting, to form turning in the intake antrum；
Outlet pipe is connected to the water chamber and the external world；And
Water inlet pipe, the extraneous corner with the intake antrum of connection, and the water outlet of the water inlet pipe is apart from described second
The distance of annular surrounding edge, when greater than the non-corner for being set to the intake antrum when the water inlet pipe, the water outlet of the water inlet pipe
Distance of the mouth apart from the described second annular surrounding edge.
Technical solutions of the utility model by using forming turning in the intake antrum, the water outlet of water inlet pipe be located at into
The corner of water cavity, in this way, the spacing between the water outlet of water inlet pipe and the second annular surrounding edge then be increased, to reduce
The resistance to water-flow of the water outlet of water inlet pipe so that the water in water inlet pipe more readily flows into intake antrum, thus be more conducive to every
The diaphragm of membrane pump absorbs water, so that the motor power of diaphragm pump can be smaller in the case where same water flux.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of pump head lid in the prior art；
Fig. 2 is the structural schematic diagram of one embodiment of the utility model pump head lid；
Fig. 3 is the structural schematic diagram of a preferred embodiment of the utility model pump head lid；
Fig. 4 is the structural schematic diagram of the another preferred embodiment of the utility model pump head lid；
Fig. 5 is the structural schematic diagram of the another embodiment of the utility model pump head lid.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Pump head lid | 140 | Intake antrum |
| 10 | Lid | 150 | Water chamber |
| 20 | Outlet pipe | 121 | First turning |
| 30 | Water inlet pipe | 122 | First side |
| 100 | Cover board | 123 | Second turning |
| 120 | First annular surrounding edge | 124 | Third turning |
| 130 | Second annular surrounding edge | 131 | Diversion division |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.In addition, the meaning of the "and/or" occurred in full text is, and including three schemes arranged side by side, by taking " A and/or B " as an example,
The scheme met simultaneously including A scheme or B scheme or A and B.In addition, the technical solution between each embodiment can be mutual
In conjunction with, but must be based on can be realized by those of ordinary skill in the art, when mutual lance occurs in the combination of technical solution
Shield or cannot achieve when, will be understood that the combination of this technical solution is not present, also not in the protection scope of the requires of the utility model
Within.
The utility model proposes a kind of pump head lids, are used for diaphragm pump.
In an embodiment of the utility model, referring to Figure 2 to Figure 4, which includes:
Lid 10, the first annular surrounding edge 120 including cover board 100 and in the side plate face of the cover board 100 and
Second ring surrounding edge 130, and the described second annular surrounding edge 130 is located in the first annular surrounding edge 120；The first annular surrounding edge
It is set in distance between 120 and the second annular surrounding edge 130, to form intake antrum 140 to limit therebetween；Described second
Water chamber 150 is formed in annular surrounding edge 130；The part of the first annular surrounding edge 120 is in bending setting, in the intake antrum
Turning is formed in 140；
Outlet pipe 20 is connected to the water chamber 150 and the external world；And
Water inlet pipe 30, the extraneous corner with the intake antrum 140 of connection, and the water outlet of the water inlet pipe 30 is apart from institute
The distance for stating the second annular surrounding edge 130, when greater than the non-corner for being set to the intake antrum 140 when the water inlet pipe 30, institute
State distance of the water outlet of water inlet pipe 30 apart from the described second annular surrounding edge 130.
Specifically, pump head lid 1 has intake antrum 140 and water chamber 150, water chamber 150 is located at the inside of intake antrum 140,
Intake antrum 140 be low pressure chamber, water chamber 150 be high pressure chest, water flow by water inlet pipe 30 enter intake antrum 140, then by every
It flows into water chamber 150 after the diaphragm pressurization of membrane pump, is then expelled to outside diaphragm pump using outlet pipe 20.
Pump head lid 1 is usually moulding, cover board 100 and first annular surrounding edge 120 and the second annular surrounding edge 130 is injection molding
It is integrally formed, the water outlet of water inlet pipe 30 is connected to intake antrum 140, in order to guarantee that the water flow of water outlet of water inlet pipe 30 is logical
Freely, in the present embodiment, the setting shape of setting position and first annular surrounding edge 120 to water inlet pipe 30 is adjusted: the
The part of one annular surrounding edge 120 is in bending setting, to form turning, the water outlet position of water inlet pipe 30 in the intake antrum 140
In the corner of intake antrum 140, in this way, then increase between the water outlet of water inlet pipe 30 and the second annular surrounding edge 130
Spacing, so that the resistance to water-flow of the water outlet of water inlet pipe 30 is reduced, so that the water in water inlet pipe 30 is more readily flowed into water
In chamber 140, so that the diaphragm of more conducively diaphragm pump absorbs water, so that in the case where same water flux, the motor electric work of diaphragm pump
Rate can be smaller.
It is worth noting that the extension shape of first annular surrounding edge 120 and the shape of intake antrum 140 are unrestricted, second
The extension shape of annular surrounding edge 130 and the shape of water chamber 150 are also unrestricted, but need to meet: " the water outlet of water inlet pipe 30
The distance of the annular surrounding edge 130 of distance second, when greater than the non-corner for being set to intake antrum 140 when water inlet pipe 30, water inlet pipe 30
The annular surrounding edge 130 of water outlet distance second distance " condition, i.e. the corner of guarantee intake antrum 140 encloses to the second annular
The distance between side 130 is maximum spacing.
Water inlet pipe 30 and outlet pipe 20 are also preferably integrally formed with lid 10, to can guarantee the company of pump head lid 1
Leakproofness is connect, avoids that infiltration risk occurs in junction.Further, since water inlet pipe 30 is located at the corner of intake antrum 140, relatively
When compared with the non-corner for being located at intake antrum 140 when water inlet pipe 30, the position of water inlet pipe 30 is relatively more easy positioning, consequently facilitating
The design and manufacture of the injection mold of pump head lid 1 reduce production cost.
Further, above-mentioned first annular surrounding edge 120 preferably extends in regular polygon shape, and adjacent two are described first annular
The turning of intake antrum 140 is formed between the side of surrounding edge 120.In this way, in the first annular surrounding edge of just polygon shape setting
120, it may make intake antrum 140 that there are multiple turnings, and then convenient for the multiple water inlet diaphragms of setting at the pump head of diaphragm pump.Water inlet pipe
30 are located at wherein at one of multiple turnings of intake antrum 140.
By above-mentioned above it is found that the shape of the second annular surrounding edge 130 and water chamber 150 can have various shapes, and the
The water chamber 150 that second ring surrounding edge 130 is enclosed specifically can oval, rectangle or circle etc..In the present embodiment, institute
It is preferably rounded extended to state the second annular surrounding edge 130, the water chamber 150 formed at this time also rounded setting；Second annular
The geometric center of 120 the two of surrounding edge 130 and first annular surrounding edge overlaps, in this way, can then guarantee intake antrum 140
The spacing that turning is between the second annular surrounding edge 130 is maximum spacing.
Further, there are many set-up modes of outlet pipe 20, such as outlet pipe 20 can prolong along the radial direction of cover board 100
It stretches or outlet pipe 20 is directly along the thickness direction of cover board 100 through cover board 100, so that outlet pipe 20 is connected to water chamber 150
The external world and.In the present embodiment, which preferably extends along the radial direction of cover board 100, and outlet pipe 20 successively passes through at this time
First annular surrounding edge 120 and the second annular surrounding edge 130 are worn, so that water chamber 150 is connected to the external world；In this way, can be convenient for
The connection in extraneous water route and outlet pipe 20, the connection of be more convenient for diaphragm pump and extraneous water route.
Further, in order to facilitate the connection of diaphragm pump and extraneous water route, the axis of outlet pipe 20 and water inlet pipe 30 is located at
On same straight line.It is appreciated that water inlet pipe 30 is it is also preferred that the radial direction along cover board 100 extends at this time.
Referring to Fig. 3, in a preferred embodiment, above-mentioned first annular surrounding edge 120 is preferably extended in positive triangle shape,
First annular surrounding edge 120 has the first turning 121 and is in the first side 122 being oppositely arranged, water inlet pipe 30 with the first turning 121
At the first turning 121, outlet pipe 20 is located on first side 122.At this point, 121 the second annular surrounding edge of distance of the first turning
130 spacing is maximum, to be conducive to reduce resistance to water-flow when water flow in water inlet pipe 30 enters intake antrum 140.It is understood that
It is that there are three the diaphragm pumps of water inlet diaphragm suitable for having for the pump head lid 1 at this time.
Further, outlet pipe 20 is located at the midpoint of first side 122, and the axis of water inlet pipe 30 is located at first and turns at this time
On the middle line at angle 121, so that the water flow of water inlet pipe 30 can equably be flowed to two sides, so that the water flow in intake antrum 140
It is more uniform.
Referring to Fig. 4, in a further preferred embodiment, above-mentioned first annular surrounding edge 120 is square to be extended, the first ring
Shape surrounding edge 120 has the second turning 123 and is in the third turning 124 that is oppositely arranged with the second turning 123, and water inlet pipe 30 is located at the
At two turnings 123, outlet pipe 20 is located at third turning 124.At this point, between 123 the second annular surrounding edge 130 of distance of the second turning
Away from the maximum value for being spacing between first annular surrounding edge 120 and the second annular surrounding edge 130, in this way, the water outlet of water inlet pipe 30 with
The spacing of second annular surrounding edge 130 is maximum, to be conducive to reduce water flow resistance when water flow in water inlet pipe 30 enters intake antrum 140
Power.It is understood that there are four the diaphragm pumps of water inlet diaphragm suitable for having for the pump head lid 1 at this time.
In the above-described embodiments, referring to Fig. 5, in order to further decrease water inlet pipe 30 water outlet resistance to water-flow,
The outer peripheral surface of second annular surrounding edge 130 has the diversion division 131 towards 150 inner recess of water chamber, 131 face water inlet pipe of diversion division
30 water outlet setting.By the way that diversion division 131 is arranged, so that the water outlet of water inlet pipe 30 and the second annular surrounding edge 130
Spacing increases between outer peripheral surface, so that the water for being conducive to water inlet pipe 30 more swimmingly enters in intake antrum 140.The diversion division 131 is excellent
Choosing is arranged in smooth curved surface shape, and then may also function as guidance water flow and reduce the effect of resistance to water-flow.In addition, diversion division 131
Surface is further preferably provided with hydrophobic layer, so that the affinity on diversion division 131 surface and water is reduced, the more conducively flowing of water flow.
The utility model also proposes a kind of diaphragm pump, which includes pump head lid, the specific structure reference of the pump head lid
Above-described embodiment at least has above-mentioned reality since this diaphragm pump uses whole technical solutions of above-mentioned all embodiments
All beneficial effects brought by the technical solution of example are applied, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of pump head lid, it to be used for diaphragm pump, which is characterized in that the pump head lid includes:
Lid, the annular surrounding edge of first annular surrounding edge and second including cover board and in the side plate face of the cover board, and institute
The second annular surrounding edge is stated to be located in the first annular surrounding edge；It is between the first annular surrounding edge and the second annular surrounding edge
Interval setting, to form intake antrum to limit therebetween；Water chamber is formed in described second annular surrounding edge；It is described first annular
The part of surrounding edge is in bending setting, to form turning in the intake antrum；
Outlet pipe is connected to the water chamber and the external world；And
Water inlet pipe, the extraneous corner with the intake antrum of connection, and the water outlet of the water inlet pipe are apart from second annular
The distance of surrounding edge, when greater than the non-corner for being set to the intake antrum when the water inlet pipe, the water outlet of the water inlet pipe away from
With a distance from the described second annular surrounding edge.
2. pump head lid as described in claim 1, which is characterized in that the first annular surrounding edge extends in regular polygon shape, phase
The turning of the intake antrum is formed between the side of the two adjacent first annular surrounding edges.
3. pump head lid as claimed in claim 2, which is characterized in that the described second annular surrounding edge is rounded to be extended, and institute
The geometric center for stating both the second annular surrounding edge and described first annular surrounding edge overlaps.
4. pump head lid as claimed in claim 3, which is characterized in that the outlet pipe sequentially pass through the first annular surrounding edge and
The water chamber is connected to by the described second annular surrounding edge with the external world.
5. pump head lid as claimed in claim 4, which is characterized in that the axis of the outlet pipe and the water inlet pipe is located at same
On straight line.
6. pump head lid as claimed in claim 5, which is characterized in that the first annular surrounding edge is set in the extension of positive triangle shape
It sets, the first annular surrounding edge has the first turning and is in the first side being oppositely arranged, the water inlet with first turning
Pipe is located at first corner, and the outlet pipe is located on the first side.
7. pump head lid as claimed in claim 6, which is characterized in that the outlet pipe is located at the midpoint of the first side.
8. pump head lid as claimed in claim 5, which is characterized in that the first annular surrounding edge is square to be extended, institute
First annular surrounding edge is stated with the second turning and with second turning in the third turning being oppositely arranged, the water inlet pipe is located at
Second corner, the outlet pipe are located at the third corner.
9. pump head lid as claimed in any of claims 1 to 8 in one of claims, which is characterized in that the periphery of the described second annular surrounding edge
Face has the diversion division towards the water chamber inner recess, the water outlet setting of water inlet pipe described in the diversion division face.
10. a kind of diaphragm pump, which is characterized in that including pump head lid as in one of claimed in any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822021764.5U CN209385334U (en) | 2018-12-03 | 2018-12-03 | Pump head lid and diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822021764.5U CN209385334U (en) | 2018-12-03 | 2018-12-03 | Pump head lid and diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385334U true CN209385334U (en) | 2019-09-13 |
Family
ID=67870436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822021764.5U Active CN209385334U (en) | 2018-12-03 | 2018-12-03 | Pump head lid and diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385334U (en) |
-
2018
- 2018-12-03 CN CN201822021764.5U patent/CN209385334U/en active Active
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