CN204572425U - Diaphragm pump pressure plate assembly and diaphragm pump thereof - Google Patents
Diaphragm pump pressure plate assembly and diaphragm pump thereof Download PDFInfo
- Publication number
- CN204572425U CN204572425U CN201520263390.1U CN201520263390U CN204572425U CN 204572425 U CN204572425 U CN 204572425U CN 201520263390 U CN201520263390 U CN 201520263390U CN 204572425 U CN204572425 U CN 204572425U
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- China
- Prior art keywords
- pressure plate
- diaphragm pump
- plate assembly
- fanning strip
- circular groove
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- 210000003205 muscle Anatomy 0.000 claims abstract description 16
- 210000002435 tendon Anatomy 0.000 claims description 8
- 241000883990 Flabellum Species 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of diaphragm pump pressure plate assembly, comprise pressure plate, inlet valve and outlet valve; The side of pressure plate is provided with several low-pressure cavity, and the opposite side of pressure plate is provided with circular groove, and outlet valve is arranged in circular groove, thus forms hyperbaric chamber; The bottom of circular groove is that benchmark is evenly distributed with the sector muscle closed with the cooperating number of low-pressure cavity to circumferencial direction with the center of circle, and circular groove is separated out several sector spaces by sector muscle, and sector space is provided with several osculums; Outlet valve is the cirque structure matched with the inwall of circular groove; The fanning strip that outlet valve comprises annular sidewall and extends to center from the inwall of annular sidewall, fanning strip and fanning strip corresponding with sector space covers on described osculum.This kind of outlet valve and pressure plate easy for installation, technique is simple, and good airproof performance, the life-span is long.
Description
Technical field
The utility model relates to a kind of diaphragm pump pressure plate assembly and applies the diaphragm pump of this pressure plate assembly, belongs to diaphragm booster pump field.
Background technique
Diaphragm booster pump has been widely used in the industries such as water and wastewater industry, agricultural, medical treatment, automobile and boats and ships, and especially carry out in water purification treatment system at employing reverse osmosis technology, its good boost performance maintains the normal work of osmosis filtration film pipe.Also therefore, suction booster high pressure is provided and the requirement of sealing very high, the pressure plate assembly in diaphragm pump be realize high pressure conversion vitals.
A kind of diaphragm pump pressure plate structure is disclosed in Chinese patent (Authorization Notice No. CN100382733C), this structural pressure plate is made up of plate body, large sucker and nail, large sucker and outlet valve, wherein high-pressure water chamber part is assemblied by plate body and large sucker, when both realize assembling, trigonometric form post is offered at plate body center, nail hole is offered at trigonometric form post center, large sucker center has the triangle nibs with trigonometric form column kit, large sucker is put on trigonometric form post by this borehole jack, and nail is nested with pushes down large dishwashing in nail hole.Be provided with groove in addition between the two, boss is sealed and matched mutually.This kind of pressure plate structure needs to hold large sucker with nail, and arrange the structures such as trigonometric form post, hole, complicated integral structure, component are more, and not only cost of production is high, and assembly technology is complicated.Also have, large sucker is three pieces of petal-like disks, be fixed on plate body by the delthyrium of centre, this kind of structure is when diaphragm pump works, realize water outlet by the folding of petal-shaped disk and close, flicking of disk controls with the attachment portion of recovering by middle, because this attachment portion size is less, disk is longer by the response time opening up into reply, this also just means when rotating to another active chamber by an active chamber, the high pressure that another active chamber produces and flow will produce leakage in an active chamber, thus the volumetric efficiency of diaphragm pump will reduce, and this attachment portion is in the working procedure of diaphragm pump, can constantly be bent along with the folding of petal-shaped disk and be replied, when being used in jumbo diaphragm pump, because the rotating speed of diaphragm pump is higher, the frequency that attachment portion is bent is very high, after working long hours, join strength can continue to weaken, and will there is the risk of pressure and instability of flow.
In addition, diaphragm pump on the market at present, between hyperbaric chamber and upper pump casing, in order to prevent leak of liquid, adopt seal ring to realize sealing between the two, but seal ring assembly technology is complicated, if seal ring comes off accidentally, hyperbaric chamber also can be caused to leak, directly affect the use of pump.
So, need to develop that a kind of structure is simple, easy to assembly, the pressure plate modular construction of good airproof performance and apply the diaphragm pump of this pressure plate assembly.
Model utility content
The technical problems to be solved in the utility model is, provides that a kind of structure is simple, easy to assembly, the diaphragm pump pressure plate assembly of good airproof performance.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: this diaphragm pump pressure plate assembly comprises pressure plate, inlet valve and outlet valve; The side of described pressure plate is provided with several low-pressure cavity, and the opposite side of described pressure plate is provided with circular groove, and described outlet valve is arranged in described circular groove, thus forms hyperbaric chamber; The bottom of described circular groove is that benchmark is evenly distributed with the sector muscle closed with the cooperating number of described low-pressure cavity to circumferencial direction with the center of circle, described circular groove is separated out several sector spaces by described sector muscle, and described sector space is provided with several osculums; Described outlet valve is the cirque structure matched with the inwall of described circular groove; The fanning strip that described outlet valve comprises annular sidewall and extends to center from the inwall of described annular sidewall, described fanning strip and described fanning strip corresponding with described sector space covers on described osculum.This kind of outlet valve and pressure plate easy for installation, technique is simple; Can be realized the open and close of osculum by the opening and closing of fanning strip, meanwhile, the flicking and recover stable of fanning strip, the response time is short, and diaphragm pump volumetric efficiency is high, and join strength is large, long service life.
Further improvement is, described fanning strip and described annular sidewall are formed in one and arrange.
Further improvement is, the flabellum arc limit of described fanning strip contacts with described annular sidewall.By the flabellum arc limit of fanning strip namely comparatively orthodrome limit connect with annular sidewall, be conducive to enlarge active surface, further improve flicking and recovering stable of fanning strip.
Further improvement is, the bottom of described circular groove is non-contour structure, outwards reduce gradually from center, gradient scope is 5 ~ 25 °, when outlet valve is installed in circular groove, make two complete gluing, sealings of parts, under this non-contour structure, be a gradient when outlet valve fanning strip covers bottom cell body, fanning strip is due to elasticity, can fit on osculum well, improve the sealing that outlet valve fanning strip covers osculum.
Further improvement is, described fanning strip is non-thick structure such as grade, and described fanning strip is plane near the one side of described pressure plate, and the thickness of the another side of described fanning strip thickeies gradually from center to the direction of described annular sidewall.The beneficial effect of such setting is the increase in the sealing covering osculum, and the speed of response of fanning strip when further increasing water outlet, and make fanning strip more easily flick and recover, the time of response is shorter.
Further improvement is, the outer wall of described annular sidewall stretches out and is provided with circular arc convex tendon, and the inwall of described circular groove is provided with arc groove in the position corresponding with described circular arc convex tendon.Circular arc convex tendon and arc groove match, and can play the effect of locating and being convenient to assemble.
Further improvement is, the two ends of the axis of described annular sidewall are provided with sealed muscle.Directly assembled with the front pump housing by sealed muscle by annular sidewall, eliminate conventional seal ring, not only assembling decreases component, and assembling is simple, good airproof performance.
As preferred version of the present utility model, the quantity of described low-pressure cavity is 3, and the quantity of described sector muscle is 3, and the quantity of described sector space is 3; Described sector space has 3 osculums, the total quantity of described osculum is 9.
The utility model additionally provides a kind of diaphragm pump using above-mentioned diaphragm pump pressure plate assembly for needing the problem solved, comprise motor and pump body portion, described pump body portion comprises the front pump housing, diaphragm pump pressure plate assembly and the rear pump housing, the described front pump housing is connected with described diaphragm pump pressure plate assembly, and described diaphragm pump pressure plate assembly is connected with the described rear pump housing.
The utility model beneficial effect is compared with prior art: this kind of outlet valve and pressure plate easy for installation, technique is simple, good airproof performance; Can be realized the open and close of osculum by the opening and closing of fanning strip, meanwhile, the flicking and recover stable of fanning strip, the response time is short, and diaphragm pump volumetric efficiency is high, and join strength is large, long service life.
Accompanying drawing explanation
Further describe below in conjunction with accompanying drawing and mode of execution of the present utility model:
Fig. 1 is the structural representation of embodiment one diaphragm pump pressure plate assembly;
Fig. 2 is the structure schematic top plan view of embodiment one diaphragm pump pressure plate assembly;
Fig. 3 is the sectional view schematic diagram in Fig. 2 septation pumping pressure board component N-N direction;
Fig. 4 is the structural representation of embodiment one pressure plate;
Fig. 5 is the sectional view schematic diagram in Fig. 4 pressure plate M-M direction;
Fig. 6 is outlet valve structural representation;
Fig. 7 is the structure plan view of outlet valve;
Fig. 8 is the sectional view schematic diagram in Fig. 7 outlet valve K-K direction;
Fig. 9 is the decomposing schematic representation of embodiment two diaphragm pump;
Wherein: the pump housing before 1-; 2-diaphragm pump pressure plate assembly; 21-pressure plate; 22-inlet valve; 23-outlet valve; 231-annular sidewall; 232-fanning strip; 233-circular arc convex tendon; 234-sealed muscle; 24-low-pressure cavity; 25-circular groove; 251-arc groove; 26-hyperbaric chamber; 27-sector muscle; 28-sector space; 29-osculum; The pump housing after 3-.
Embodiment
Embodiment one: as shown in figures 1-8, and this diaphragm pump pressure plate assembly 2 comprises pressure plate 21, inlet valve 22 and outlet valve 23; The side of pressure plate 21 is provided with 3 low-pressure cavity 24, and the opposite side of pressure plate 21 is provided with circular groove 25, and outlet valve 22 is arranged in circular groove 25, thus forms hyperbaric chamber 26; The bottom of circular groove 25 is that benchmark is evenly distributed with to circumferencial direction and closes i.e. 3 sector muscle 27 with the cooperating number of low-pressure cavity 24 with the center of circle, circular groove 25 is separated out 3 sector spaces 28 by sector muscle 27, each sector space 28 is provided with 3 osculums 29, and the quantity of total osculum 29 is 9; Outlet valve 23 is the cirque structure matched with the inwall of circular groove 25; The fanning strip 232 that outlet valve 23 comprises annular sidewall 231 and extends to center from the inwall of annular sidewall 231, fanning strip 232 is corresponding with sector space 28 and fanning strip 232 covers on osculum 29; Fanning strip 232 and annular sidewall 231 are formed in one and arrange; The flabellum arc limit of fanning strip 232 contacts with annular sidewall 231; The bottom of circular groove 25 is non-contour structure, outwards reduces gradually from center, and gradient scope is 5 ~ 25 °; Fanning strip 232 is non-thick structure such as grade, and fanning strip 232 is plane near the one side of pressure plate 21, and the thickness of the another side of fanning strip 232 thickeies gradually from center to the direction of annular sidewall 231; The outer wall of annular sidewall 231 stretches out and is provided with circular arc convex tendon 233, and the inwall of circular groove 25 is provided with arc groove 251 in the position corresponding with circular arc convex tendon 233; The two ends of the axis of annular sidewall 231 are provided with sealed muscle 234.
Embodiment two: as shown in Figure 9, use the diaphragm pump of diaphragm pump pressure plate assembly 2, comprise motor and pump body portion, pump body portion comprises the front pump housing 1, diaphragm pump pressure plate assembly 2 and the rear pump housing 3, the front pump housing 1 is connected with diaphragm pump pressure plate assembly 2, and diaphragm pump pressure plate assembly 2 is connected with the rear pump housing 3.
Above-described specific embodiment, further describes the purpose of this utility model, technological scheme and beneficial effect, and institute it should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to the utility model; All within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a diaphragm pump pressure plate assembly, is characterized in that, this diaphragm pump pressure plate assembly comprises pressure plate, inlet valve and outlet valve; The side of described pressure plate is provided with several low-pressure cavity, and the opposite side of described pressure plate is provided with circular groove, and described outlet valve is arranged in described circular groove, thus forms hyperbaric chamber; The bottom of described circular groove is that benchmark is evenly distributed with the sector muscle closed with the cooperating number of described low-pressure cavity to circumferencial direction with the center of circle, described circular groove is separated out several sector spaces by described sector muscle, and described sector space is provided with several osculums; Described outlet valve is the cirque structure matched with the inwall of described circular groove; The fanning strip that described outlet valve comprises annular sidewall and extends to center from the inwall of described annular sidewall, described fanning strip and described fanning strip corresponding with described sector space covers on described osculum.
2. diaphragm pump pressure plate assembly according to claim 1, is characterized in that, described fanning strip and described annular sidewall are formed in one and arrange.
3. diaphragm pump pressure plate assembly according to claim 1, is characterized in that, the flabellum arc limit of described fanning strip contacts with described annular sidewall.
4. the diaphragm pump pressure plate assembly according to Claims 2 or 3, is characterized in that, the bottom of described circular groove is non-contour structure, outwards reduces gradually from center, and gradient scope is 5 ~ 25 °.
5. diaphragm pump pressure plate assembly according to claim 4, it is characterized in that, described fanning strip is non-thick structure such as grade, and described fanning strip is plane near the one side of described pressure plate, and the thickness of the another side of described fanning strip thickeies gradually from center to the direction of described annular sidewall.
6. diaphragm pump pressure plate assembly according to claim 5, is characterized in that, the outer wall of described annular sidewall stretches out and is provided with circular arc convex tendon, and the inwall of described circular groove is provided with arc groove in the position corresponding with described circular arc convex tendon.
7. diaphragm pump pressure plate assembly according to claim 1, it is characterized in that, the two ends of the axis of described annular sidewall are provided with sealed muscle.
8. diaphragm pump pressure plate assembly according to claim 7, is characterized in that, the quantity of described low-pressure cavity is 3, and the quantity of described sector muscle is 3, and the quantity of described sector space is 3; Described sector space has 3 osculums, the total quantity of described osculum is 9.
9. one kind uses the diaphragm pump of the diaphragm pump pressure plate assembly as described in any one of claim 1-8, comprise motor and pump body portion, described pump body portion comprises the front pump housing, diaphragm pump pressure plate assembly and the rear pump housing, the described front pump housing is connected with described diaphragm pump pressure plate assembly, and described diaphragm pump pressure plate assembly is connected with the described rear pump housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263390.1U CN204572425U (en) | 2015-04-28 | 2015-04-28 | Diaphragm pump pressure plate assembly and diaphragm pump thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263390.1U CN204572425U (en) | 2015-04-28 | 2015-04-28 | Diaphragm pump pressure plate assembly and diaphragm pump thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204572425U true CN204572425U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520263390.1U Expired - Fee Related CN204572425U (en) | 2015-04-28 | 2015-04-28 | Diaphragm pump pressure plate assembly and diaphragm pump thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204572425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523445A (en) * | 2019-08-27 | 2019-12-03 | 张晓卫 | The anatomic medicine chamber of automatic open-close clamping plate is installed |
-
2015
- 2015-04-28 CN CN201520263390.1U patent/CN204572425U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523445A (en) * | 2019-08-27 | 2019-12-03 | 张晓卫 | The anatomic medicine chamber of automatic open-close clamping plate is installed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |