CN201851317U - Diaphragm chamber structure of diaphragm pump - Google Patents
Diaphragm chamber structure of diaphragm pump Download PDFInfo
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- CN201851317U CN201851317U CN201020615674XU CN201020615674U CN201851317U CN 201851317 U CN201851317 U CN 201851317U CN 201020615674X U CN201020615674X U CN 201020615674XU CN 201020615674 U CN201020615674 U CN 201020615674U CN 201851317 U CN201851317 U CN 201851317U
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- thin slice
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Abstract
The utility model discloses a diaphragm chamber structure of a diaphragm pump, which comprises a diaphragm chamber main body and a discharge valve, wherein the back of the diaphragm chamber main body is at least machined with three independent inner concave compression cavities, each compression cavity is respectively machined with water inlets and water outlets, the number of the water inlets and the number of the water outlets on the three compression cavities are the same, the water inlets and the water outlets respectively form a water inlet area and a water outlet area, the front of the diaphragm main body is machined with a triangle lower concave water outlet cavity, the peripheral wall of the triangle lower concave water outlet cavity forms a fillet, the each water outlet of each compression cavity is respectively communicated with the water outlet cavity, the center of the diaphragm chamber main body is machined with an installing through hole, the installing through hole is positioned in the water outlet cavity, the water outlet cavity and the installing through hole have the same axis, the discharge valve is arranged in the water outlet cavity in a matching way, the discharge valve and the installing through hole are fixedly assembled in a sealing way, and the discharge valve is tightly clung to openings of the water outlets of the water outlet cavity to form one-way stop matching. The utility model has the advantages that the structure is compact, the sealing is good, and the assembly is simple and reliably to assemble; and since the discharge valve can freely reset, the service life of the diaphragm pump can be effectively improved.
Description
Technical field
The utility model relates to the accessory of a kind of direct-drinking purified water device with diaphragm pump, particularly is fitted in the chamber of septum in the diaphragm pump, specifically a kind of chamber of septum structure of diaphragm pump.
Background technique
The diaphragm pump that uses in the direct-drinking purified water device has been grown degradation bad phenomenon under underpressure or the water flow can occur service time.This phenomenon occurring, mainly is because due to barrier film pump structure and the working principle, smalls when particularly chamber of septum uses with composition structure of discharging safety check and diaphragm pump and colloid thing are piled up institute and caused.The main constituent elements of existing diaphragm pump head has eccentric wheel, piston shelf, fluid chamber's support, diaphragm, piston, chamber of septum, inhalation check valve, discharge safety check, fluid chamber and link etc.Its working principle is: eccentric wheel is connected with motor output shaft, diaphragm is fixed on the piston shelf by piston and link, discharge safety check and inhalation check valve and be separately fixed on the chamber of septum, fluid chamber's support and fluid chamber tighten up with link, and the centre imposes seal ring and carries out water-stop.Diaphragm is the rounded triangle sheet, the equidirectional flanging in leg-of-mutton three limits forms the sealing flanging, in the sealing flanging, become three independently seal areas again respectively, cooperate with chamber of septum to form three independently compression chambers, the through hole that has three inhalation check valves to block between compression chamber and the water-inlet cavity in the compression chamber forms unidirectional conducting.Have through hole and chamber of septum and fluid chamber to cooperate the water chamber that forms to communicate in the compression chamber respectively in addition, make the concave spherical surface shape at the water chamber face of chamber of septum, joining one has the safety check of discharge to block this through hole to form unidirectional conducting.The discharge safety check of rubber system is that the concave spherical surface of protruding sphere and chamber of septum matches.Discharge on the safety check convex surface tibet cinnamon bark is arranged, three grooves in the concave surface of tibet cinnamon bark and chamber of septum match and form the anti-rotation location, the tibet cinnamon bark identical bits that three convex tendons and convex surface are arranged on the concave surface of discharge safety check is divided into the one-way valves that three districts form three alternations with discharging safety check.Diaphragm and chamber of septum have formed the plunger pump chamber of three independent alternations like this, during work, motor rotating band movable eccentric wheel rotates, by eccentric wheel motor is changed into the difference to-and-fro motion of piston in plunger cavity by bearing, owing to inhalation check valve and the unidirectional conducting effect of discharging safety check form unidirectional current, inhalation check valve is opened by suction, is resetted by the elasticity of rubber self, discharging safety check opens by hydraulic pressure, reset elasticity by rubber self, thus three chambeies respectively the alternation pump water conservancy project that forms whole diaphragm pump do.But owing to discharge safety check is hemispherical, when three compression chamber work, open work in turn, therefore when opening a certain district can to other two districts to some extent tractive, particularly pump when bleeding work then the one-way to pump be sealed with considerable influence, thereby make the self-priming performance deficiency of pump.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and a kind of chamber of septum structure of diaphragm pump is provided, and it is simple in structure, assembling easily, reliability is high and reset freely, has excellent sealing performance.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of chamber of septum structure of diaphragm pump comprises chamber of septum main body and expulsion valve; Its chamber of septum main body back side is shaped on three independently indent compression chambers at least, and each compression chamber all is shaped on the water inlet and the osculum of equal number, and forms inhalant region and exhalant region respectively; Described chamber of septum main body front is shaped on a perisporium for leading the recessed water chamber of rounded triangle, and each osculum of each compression chamber all communicates with water chamber; Described chamber of septum main center is shaped on the installation through hole, through hole is installed is arranged in water chamber, water chamber with through hole be installed had same axle center; Be equipped with expulsion valve in the described water chamber, expulsion valve is equipped with the through hole fixing seal is installed, and the water outlet in described expulsion valve and the water chamber closely fits, and forms unidirectional non-return and cooperates.
For optimizing technique scheme, the concrete measure of taking also comprises:
Each water outlet in the above-mentioned water chamber is all corresponding with the position of its corresponding exhalant region, forms the region-type identical with osculum and distributes; Described each regional water outlet all constitutes independently unidirectional non-return with expulsion valve and cooperates.
Above-mentioned installation through hole top expand be shaped on concentric lead fillet triangle counterbore.
Above-mentioned expulsion valve is shaped on circular enclosed elastic thin slice, sealing thin slice center is shaped on the cylinder equipped mutually with through hole is installed, the root of described cylinder is shaped on the triangle stage body with triangle counterbore tabling, described sealing thin slice is that thin slice thin around the thick middle and the lower surface that seals thin slice are the plane, and upper surface is the circular arc end face.
Above-mentioned expulsion valve is shaped on leads rounded triangle enclosed elastic thin slice, sealing thin slice center is shaped on the cylinder equipped mutually with through hole is installed, the root of described cylinder is shaped on the triangle stage body with triangle counterbore tabling, described sealing thin slice is that thin slice thin around the thick middle and the lower surface that seals thin slice are the plane, and upper surface is the circular arc end face.
Each described inhalant region all is shaped on an independently little shallow pot shape curved surface, and described water inlet is distributed in the little shallow pot shape curved surface.
The internal surface of above-mentioned recessed water chamber is a pot shape curved surface.
Above-mentioned water outlet is arranged on pot bottom of shape curved surface, and the lower surface of described sealing thin slice closely fits with pot shape curved surface.
The above-mentioned chamber of septum main body back side is shaped on three independently indent compression chambers, and compression chamber is that radian such as axle center distributes with the central shaft of chamber of septum main body.
Compared with prior art, chamber of septum main body of the present utility model front is shaped on a perisporium for leading the recessed water chamber of rounded triangle, and each osculum of each compression chamber all communicates with water chamber; Chamber of septum main center is shaped on the installation through hole, through hole is installed is arranged in water chamber, and water chamber has same axle center with the installation through hole; Be equipped with expulsion valve in the described water chamber, expulsion valve is equipped with the through hole fixing seal is installed, and the water outlet in described expulsion valve and the water chamber closely fits, and forms unidirectional non-return and cooperates.The chamber of septum structure of this diaphragm pump, water chamber matches with expulsion valve, can not cause pucker ﹠ bloat because of temperature variation, can not influence its sealability, expulsion valve is independent sealed good, and it is simple in structure, assembling has ensured the normal pump water of diaphragm pump easily, more can satisfy market demands.
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation;
Fig. 2 is that the A-A of Fig. 1 is to generalized section;
Fig. 3 is the Facad structure schematic representation of the chamber of septum main body among Fig. 1;
Fig. 4 is the structure schematic representation of the chamber of septum main body among Fig. 1;
Fig. 5 is the plan view of expulsion valve among Fig. 1;
Fig. 6 is that the B-B of Fig. 5 is to generalized section.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 6 shows that structural representation of the present utility model.
Reference character wherein is: chamber of septum main body 1, installation through hole 1a, triangle counterbore 1b, compression chamber 2, water inlet 3, inhalant region 31, osculum 4, exhalant region 41, water outlet 42, water chamber 5, perisporium 51, expulsion valve 6, enclosed elastic thin slice 61, lower surface 61a, upper surface 61b, cylinder 62, triangle stage body 63.
Embodiment one, as shown in Figures 1 to 4, the chamber of septum structure of a kind of diaphragm pump of the present utility model, comprise chamber of septum main body 1 and expulsion valve 6, wherein: described chamber of septum main body 1 back side is shaped on three independently indent compression chambers 2 at least, all be shaped on the water inlet 3 and the osculum 4 of equal number in each compression chamber 2, water inlet 3 and osculum 4 form inhalant region 31 and exhalant region 41; Be shaped on a perisporium 51 in chamber of septum main body 1 front for leading the recessed water chamber 5 of rounded triangle, and each osculum 4 of each compression chamber 2 communicates with water chamber 5 all; Described chamber of septum main body 1 center is shaped on installs through hole 1a, through hole 1a is installed is arranged in water chamber 5, and water chamber 5 has same axle center with installation through hole 1a; Expulsion valve 6 is installed in the water chamber 5, and expulsion valve 6 is installed in the water chamber 5 by through hole 1a is installed, and expulsion valve 6 seals with through hole 1a stationary phase is installed, and the water outlet 42 in expulsion valve 6 and the water chamber 5 closely fits, and forms unidirectional non-return and cooperates.The chamber of septum structure centre of this diaphragm pump is shaped on installs through hole 1a, expulsion valve 6 is equipped with through hole 1a fixing seal is installed, and its assembling is convenient, and water chamber 5 perisporiums 51 are for leading rounded triangle, make its compact overall structure, behind the sealing load of hydraulic pressure greater than expulsion valve 6, expulsion valve 6 is upwards opened sluicing, when compression chamber 2 is in the suction state, expulsion valve 6 relies on self elasticity, tightly be affixed on the inwall of water chamber 5, block water outlet 42, thereby realize unidirectional flowing water.
Among the embodiment, as shown in Figure 3, Figure 4, chamber of septum main body 1 back side is shaped on three independently indent compression chambers 2, and compression chamber 2 is that radian such as axle center distributes with the central shaft of chamber of septum main body 1.The position of all corresponding with it exhalant region 41 of each water outlet 42 in the water chamber 5 is corresponding, forms the region-type distribution identical with osculum 4; Each regional water outlet 42 all constitutes independently unidirectional non-return with expulsion valve 6 and cooperates.Each corresponding exhalant region with it 41 of water outlet 42 is corresponding, forms the region-type distributed architecture in water chamber 5, and expulsion valve 6 makes each zone separate, sealing mutually, and it is tractive not mutually at work; Water chamber 5 perisporiums 51 are for leading rounded triangle, and a jiao of expulsion valve 6 is opened can not influence two jiaos seal in addition, has ensured the normal pump water of diaphragm pump, more can satisfy market demands.
Among the embodiment, as shown in Figure 3, install through hole 1a top expand be shaped on concentric lead fillet triangle counterbore 1b.As Fig. 5, shown in Figure 6, expulsion valve 6 is shaped on leads rounded triangle enclosed elastic thin slice 61, sealing thin slice 61 centers are shaped on the cylinder 62 equipped mutually with through hole 1a is installed, the root of cylinder 62 is shaped on the triangle stage body 63 with triangle counterbore 1b tabling, described sealing thin slice 61 is the plane for the lower surface 61a of thin slice thin around the thick middle and sealing thin slice, and upper surface 61b is the circular arc end face.Cylinder 62 stuffing box glands of expulsion valve 6 are contained in to be installed among the through hole 1a, be shaped on the triangle counterbore 1b and the triangle stage body 63 that match and have positioning action, can prevent expulsion valve 6 displacement that rotates effectively, thin thin slice helped elastic recovery around sealing thin slice 61 was made thick middle, can reduce the influence of eliminating its pucker ﹠ bloat, improve sealing.
Among the embodiment, each described inhalant region 31 all is shaped on an independently little shallow pot shape curved surface, and water inlet 3 is distributed in the little shallow pot shape curved surface.The utility model is shaped on the curved surface as pot shape in compression chamber 2, increased the space of compression chamber 2, and in making inhalant region 31 and exhalant region 41 being in different planes, can avoid mutual influence, among the embodiment, as shown in Figure 2, the internal surface of recessed water chamber 5 also is made for a pot shape curved surface 5a.Water outlet 42 is arranged on pot bottom of shape curved surface 5a, and the lower surface 61a of sealing thin slice 61 and pot shape curved surface 5a closely fit.The curved surface of arc makes enclosed elastic thin slice 61 encapsulation good, and helps thin slice and open.
Embodiment two, among the embodiment, chamber of septum main body 1 back side is shaped on three independently indent compression chambers 2, all be shaped on the water inlet 3 and the osculum 4 of equal number in each compression chamber 2, water inlet 3 forms inhalant region 31, inhalant region 31 is made little shallow pot shape curved surface, osculum 4 forms pool 41, be shaped on a perisporium 51 in chamber of septum main body 1 front for leading the recessed water chamber 5 of rounded triangle, the internal surface of water chamber 5 is pot shape curved surface 5a, and each osculum 4 of each compression chamber 2 all communicates with water chamber 5; Expulsion valve 6 is provided in the water chamber 5, chamber of septum main body 1 center is shaped on installs through hole 1a, install through hole 1a top expand be shaped on concentric lead fillet triangle counterbore 1b, expulsion valve 6 is shaped on circular enclosed elastic thin slice 61, sealing thin slice 61 centers are shaped on the cylinder 62 equipped mutually with through hole 1a is installed, the root of described cylinder 62 is shaped on the triangle stage body 63 with triangle counterbore 1b tabling, described sealing thin slice 61 is the plane for the lower surface 61a of thin slice thin around the thick middle and sealing thin slice, and upper surface 61b is the circular arc end face.Present embodiment is the circle except that enclosed elastic thin slice 61, and other is all identical with embodiment one.
Great advantage of the present utility model is a compact structure, assembling is simple, good seal performance, chamber of septum and discharge safety check and cooperatively interact makes that expulsion valve and the water outlet that each is regional are relatively independent, interregional tractive not mutually at work, and expulsion valve resets freely, it also seals not temperature influence, and it is simple in structure, and assembling is reliable easily.
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 (9)
1. the chamber of septum structure of a diaphragm pump, comprise chamber of septum main body (1) and expulsion valve (6), it is characterized in that: described chamber of septum main body (1) back side is shaped on three independently indent compression chambers (2) at least, each compression chamber (2) all is shaped on the water inlet (3) and the osculum (4) of equal number, and forms inhalant region (31) and exhalant region (41) respectively; Described chamber of septum main body (1) front is shaped on a perisporium (51) for leading the recessed water chamber of rounded triangle (5), and each osculum (4) of each compression chamber (2) all communicates with water chamber (5); Described chamber of septum main body (1) center is shaped on installs through hole (1a), through hole (1a) is installed is arranged in water chamber (5), and water chamber (5) has same axle center with installation through hole (1a); Be equipped with expulsion valve (6) in the described water chamber (5), expulsion valve (6) is equipped with through hole (1a) fixing seal is installed, and the water outlet (42) in described expulsion valve (6) and the water chamber (5) closely fits, and forms unidirectional non-return and cooperates.
2. the chamber of septum structure of a kind of diaphragm pump according to claim 1, it is characterized in that: the position of all corresponding with it exhalant region of each water outlet (42) in the described water chamber (5) (41) is corresponding, forms the region-type identical with osculum (4) and distributes; Described each regional water outlet (42) all constitutes independently unidirectional non-return with expulsion valve (6) and cooperates.
3. the chamber of septum structure of a kind of diaphragm pump according to claim 2 is characterized in that: described installation through hole (1a) top expand be shaped on concentric lead fillet triangle counterbore (1b).
4. the chamber of septum structure of a kind of diaphragm pump according to claim 3, it is characterized in that: described expulsion valve (6) is shaped on circular enclosed elastic thin slice (61), sealing thin slice (61) center is shaped on the cylinder (62) equipped mutually with through hole (1a) is installed, the root of described cylinder (62) is shaped on the triangle stage body (63) with triangle counterbore (1b) tabling, described sealing thin slice (61) is that thin slice thin around the thick middle and the lower surface (61a) that seals thin slice are the plane, and upper surface (61b) is the circular arc end face.
5. the chamber of septum structure of a kind of diaphragm pump according to claim 3, it is characterized in that: described expulsion valve (6) is shaped on leads rounded triangle enclosed elastic thin slice (61), sealing thin slice (61) center is shaped on the cylinder (62) equipped mutually with through hole (1a) is installed, the root of described cylinder (62) is shaped on the triangle stage body (63) with triangle counterbore (1b) tabling, described sealing thin slice (61) is that thin slice thin around the thick middle and the lower surface (61a) that seals thin slice are the plane, and upper surface (61b) is the circular arc end face.
6. according to the chamber of septum structure of claim 4 or 5 described a kind of diaphragm pumps, it is characterized in that: each described inhalant region (31) all is shaped on an independently little shallow pot shape curved surface, and described water inlet (3) are distributed in the little shallow pot shape curved surface.
7. the chamber of septum structure of a kind of diaphragm pump according to claim 6 is characterized in that: the internal surface of described recessed water chamber (5) is a pot shape curved surface (5a).
8. the chamber of septum structure of a kind of diaphragm pump according to claim 7, it is characterized in that: described water outlet (42) is arranged on pot bottom of shape curved surface (5a), and the lower surface (61a) of described sealing thin slice (61) closely fits with a pot shape curved surface (5a).
9. the chamber of septum structure of a kind of diaphragm pump according to claim 8, it is characterized in that: described chamber of septum main body (1) back side is shaped on three independently indent compression chambers (2), and compression chamber (2) is that radian such as axle center distributes with the central shaft of chamber of septum main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020615674XU CN201851317U (en) | 2010-11-11 | 2010-11-11 | Diaphragm chamber structure of diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020615674XU CN201851317U (en) | 2010-11-11 | 2010-11-11 | Diaphragm chamber structure of diaphragm pump |
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| Publication Number | Publication Date |
|---|---|
| CN201851317U true CN201851317U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020615674XU Expired - Lifetime CN201851317U (en) | 2010-11-11 | 2010-11-11 | Diaphragm chamber structure of diaphragm pump |
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| CN (1) | CN201851317U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500384A (en) * | 2014-12-14 | 2015-04-08 | 曾宪雄 | Discharge valve plate of membrane pump |
| CN107750307A (en) * | 2015-07-08 | 2018-03-02 | Cse株式会社 | Barrier film pump assembly |
| CN113767222A (en) * | 2019-03-13 | 2021-12-07 | Psg德国公司 | Valve assembly for diaphragm pump |
| CN113931833A (en) * | 2021-10-25 | 2022-01-14 | 宁波亿林节水科技股份有限公司 | Valve seat mechanism and miniature electric diaphragm pump |
-
2010
- 2010-11-11 CN CN201020615674XU patent/CN201851317U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500384A (en) * | 2014-12-14 | 2015-04-08 | 曾宪雄 | Discharge valve plate of membrane pump |
| CN107750307A (en) * | 2015-07-08 | 2018-03-02 | Cse株式会社 | Barrier film pump assembly |
| CN113767222A (en) * | 2019-03-13 | 2021-12-07 | Psg德国公司 | Valve assembly for diaphragm pump |
| US20220170560A1 (en) * | 2019-03-13 | 2022-06-02 | Psg Germany Gmbh | Valve assemblies for a diaphragm pump |
| CN113931833A (en) * | 2021-10-25 | 2022-01-14 | 宁波亿林节水科技股份有限公司 | Valve seat mechanism and miniature electric diaphragm pump |
| CN113931833B (en) * | 2021-10-25 | 2024-03-15 | 宁波亿林节水科技股份有限公司 | Valve seat mechanism and miniature electric diaphragm pump |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |