CN204476709U - A kind of RO film self-priming pump preventing diaphragm percolating water - Google Patents
A kind of RO film self-priming pump preventing diaphragm percolating water Download PDFInfo
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- CN204476709U CN204476709U CN201520125813.3U CN201520125813U CN204476709U CN 204476709 U CN204476709 U CN 204476709U CN 201520125813 U CN201520125813 U CN 201520125813U CN 204476709 U CN204476709 U CN 204476709U
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- diaphragm
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- priming pump
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Abstract
After the utility model uses a period of time for RO film self-priming pump, the sealing of diaphragm reduces and causes seepage water problem, a kind of RO film self-priming pump preventing diaphragm percolating water is provided, by improving diaphragm, shaking the head and the shape design of disk, strengthen the sealing of diaphragm, effectively prevent diaphragm percolating water.
Description
[technical field]
The utility model relates to a kind of RO film self-priming pump, is specifically related to a kind of RO film self-priming pump preventing diaphragm percolating water, belongs to technical field of water treatment equipment.
[background technique]
RO film (reverse osmosis membrane) self-priming pump also claims RO suction booster, RO diaphragm pump, reverse osmosis booster pump, it is the one of DC diaphragm suction booster, there is the function of self-priming and supercharging, be used in RO water purifier, for osmosis filtration film provides hydraulic pressure needed for its work and water flow, thus realize the object of RO water purifier water purification.
As shown in Figure 1, RO film self-priming pump generally comprises motor 1, is arranged in the cage body 2 of this motor end, is movably arranged on cage body 2, and be subject to this motor force-output shaft and drive and convert three of axially reciprocating to and shake the head 3, be enclosed within periphery of shaking the head and be fixed on lid 4 of shaking the head on cage body 2, with 3 diaphragms fitted tightly 5 of shaking the head, embed sealing valve body 6 on diaphragm 5 and upper cover 7, the corresponding position of the outer rim of cage body 2, shake the head lid 4 and upper cover 7 is provided with several screw 8, by bolt 9 in addition fixed Combination form.
As shown in Figure 2, the periphery of diaphragm 5 is provided with seal groove 51, and be respectively equipped with three disks 10 corresponding to the position of respectively shaking the head, the corresponding position of each disk 10 and diaphragm 5 is equipped with the perforation 52 of same central axis, after being each passed through each perforation 52 by screw 53, diaphragm 5 and disk 10 are fixed on shaking the head simultaneously, make diaphragm 5 and disk 10 3 synchronously can produce axially reciprocating with shaking the head.
With reference to accompanying drawing 1-4, wherein, sealing valve body 6 is provided with drainage seat 61 towards the middle position in upper cover direction, drainage seat 61 central authorities are provided with positioning hole 62, centered by positioning hole 62, drainage seat is divided into the sector region that three angles are 120 °, corresponding three disks 10 respectively, several weep hole 63 is equipped with in each region, and correspond in drainage seat 61 peripheral surface in each area sewerage hole 63, be provided with several water inlet 64, the loudspeaker piston sheet 65 that the central authorities of the water inlet 64 that each region is corresponding respectively have to stand upside down, piston sheet 65 can cover each water inlet 64; Sealing valve body 6 also comprises the water-stop glue 66 of a bottom with locating column 67, when locating column 67 inserts in the positioning hole 62 of drainage seat, water-stop glue 66 can cover the weep hole 63 in each region on drainage seat 61 completely, between the weep hole 63 that this water-stop glue 66 passes through each region of drainage seat 61 and disk 10, form three low pressure chambers 68, and the other end of each low pressure chamber 68 is connected with described water inlet 64; The outer edge surface of described upper cover 7 is provided with water intake 71 and water outlet 72, the bottom in its inner rim face is then provided with step trough 73, assemblying body outer rim after making diaphragm 5 and sealing valve body 6 superimposed mutually, energy sealing paste is on this step trough 73, the Inner edge face central authorities of upper cover 7 are provided with annular groove 74, the lower edge of annular groove 74 is pressed on the drainage seat 61 of sealing valve body 6, makes to form a hyperbaric chamber 75 between the inwall of annular groove 74 and the drainage seat 61 of sealing valve body 6.During the work of RO film self-priming pump, tap water enters from the water inlet 71 of upper cover 7, enter in low pressure chamber 68 through the water inlet 64 of sealing valve body 6, due to three disks 10 shake the head 3 reciprocal axial motion under, the tap water of taking turns in extruding three low pressure chambers 68, its hydraulic pressure is increased, and the tap water after boosting then can extrude water-stop glue 66 makes it be out of shape, thus flow in hyperbaric chamber 75 via the weep hole 63 of drainage seat 61, then discharge outside the RO film self-priming pump pump housing via the water outlet 72 on upper cover 7.In addition, as shown in Figure 3,4, the concave arc surface shape that it is minimum point that drainage seat 61 is designed to the center of its positioning hole 62 by someone, like this, after in the positioning hole 62 that the locating column 67 of water-stop glue 66 inserts drainage seat 61, described water-stop glue 66 bottom surface and the concave arc surface of drainage seat 61 between form a space, produce stronger contraction elasticity after water-stop glue can be made to be subject to the distortion of tap water thrust to reset.
In said structure, RO film self-priming pump operationally, disk 10 tensile membrane sheet 5 per minute about 800 times, after of long duration, diaphragm 53 cannot to seal completely with shaking the head, and high pressure water may enter motor internal by diaphragm 5, cause bearing rust, rotor short-circuit, time serious, even cause fire.
[summary of the invention]
For above-mentioned technical problem, the purpose of this utility model is to provide a kind of RO film self-priming pump preventing diaphragm percolating water, by improving diaphragm, shaking the head and the shape design of disk, strengthens the sealing of diaphragm, effectively prevents diaphragm percolating water.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of RO film self-priming pump preventing diaphragm percolating water, comprise motor, be positioned at the cage body of this motor end, be movably arranged in cage body, and be subject to this motor force-output shaft and drive and convert three of axially reciprocating to and shake the head, be enclosed within periphery of shaking the head and be fixed on lid of shaking the head on cage body, with the diaphragm fitted tightly of shaking the head, embed the sealing valve body on this diaphragm and upper cover, described cage body, shake the head lid and the outer rim corresponding position of upper cover is provided with several screw, by bolt in addition fixed Combination form, wherein, diaphragm top corresponds to position of respectively shaking the head and is respectively equipped with disk, the corresponding position of each disk and diaphragm is equipped with the perforation of same central axis, after being each passed through each perforation by screw, diaphragm and disk are fixed on simultaneously on shaking the head, diaphragm and disk is made synchronously to do axially reciprocating with shaking the head,
It is characterized in that: a groove is all arranged at described top of respectively shaking the head, bottom described diaphragm, corresponding position is provided with the lug boss coordinating and insert top groove of shaking the head.
Preferably, the sealing convex line of a presses against diaphragm sheet is equipped with in the bottom of described each disk and top groove of respectively shaking the head.
Preferably, described drainage seat with its positioning hole center for minimum point is inside concave arc surface.
Preferably, the thickness of described water-stop glue central authorities is greater than the thickness at edge.
The beneficial effects of the utility model are:
(1) groove is all arranged at top of respectively shaking the head described in the utility model, bottom diaphragm, lug boss is established in corresponding position, described lug boss and described groove are sealed and matched, and after being passed the perforation of diaphragm and disk, diaphragm and disk are fixed on shaking the head by screw simultaneously, strengthen diaphragm and the sealing between shaking the head, meanwhile, when doing axially reciprocating, reduce impact force, prevent from walking, effectively reduce noise.
(2) in the bottom of each disk and top groove of respectively shaking the head, be equipped with the sealing convex line of a presses against diaphragm sheet, by screw diaphragm and disk be fixed on simultaneously shake the head upper time, described sealing convex line, by presses against diaphragm sheet, improves the sealing of diaphragm further.
(3) described drainage seat with its positioning hole center for minimum point is inside concave arc surface, after in the positioning hole of the locating column insertion drainage seat of water-stop glue, described water-stop glue bottom surface and the concave arc surface of drainage seat between form a space, produce stronger contraction elasticity after water-stop glue can be made to be subject to the distortion of tap water thrust to reset.
(4) water-stop glue is the thin structure of central thick rim, can increase it by force intensity, make it more durable.
[accompanying drawing explanation]
The structural representation of Fig. 1: RO film self-priming pump;
The partial structurtes enlarged view of Fig. 2: Fig. 1;
Fig. 3: the phantom of sealing valve body and water-stop glue and top cover combination;
The action schematic diagram of Fig. 4: Fig. 3;
Fig. 5: the part-structure sectional view combined with diaphragm and disk of shaking the head described in the utility model embodiment 1;
Fig. 6: the structural representation of water-stop glue described in the utility model embodiment 1.
Number in the figure is described as follows:
1-motor, 2-cage body, 3-shakes the head, and 4-shakes the head lid, 5-diaphragm, 6-sealing valve body, 7-upper cover, 8-screw, 9-bolt, 10-disk, 31-groove, 32-convex line, 51-seal groove, 52-bores a hole, 53-screw, 54-lug boss, 61-drainage seat, 62-positioning hole, 63-weep hole, 64-water inlet, 65-piston sheet, 66-water-stop glue, 67-locating column, 68-low pressure chamber, 71-water intake, 72-water outlet, 73-step trough, 74-annular groove, 75-hyperbaric chamber.
[embodiment]
Explain the utility model further below in conjunction with embodiment, but embodiment does not limit in any form to the utility model.
Embodiment 1
The utility model provides a kind of RO film self-priming pump preventing diaphragm percolating water, with the difference of RO film self-priming pump in prior art (Fig. 1-4 shown in) as shown in Figure 5: respectively shaking the head, 3 tops are equipped with groove 31, bottom diaphragm 5, corresponding position is provided with the lug boss 54 coordinating and insert 3 top groove 31 of shaking the head, the sealing convex line 32 of presses against diaphragm sheet is equipped with in the bottom of described each disk 10 and 3 top groove 31 of respectively shaking the head, then on diaphragm and disk be fixed on simultaneously shaken the head by screw 53.To shake the head and the structure of diaphragm and combination thereof are improved, significantly can strengthen the sealing of diaphragm, effectively prevent diaphragm percolating water, meanwhile, when doing axially reciprocating, reduce impact force, preventing from walking, reduce noise.In addition, the structure (as shown in Figure 6) that the described water-stop glue 66 in the utility model is thin in central thick rim, can increase it by force intensity, make it more durable.The structure of self-priming pump other parts and working procedure thereof are with reference to accompanying drawing 1-4.
Claims (4)
1. one kind prevents the RO film self-priming pump of diaphragm percolating water, comprise motor, be positioned at the cage body of this motor end, be movably arranged in cage body, and be subject to this motor force-output shaft and drive and convert three of axially reciprocating to and shake the head, be enclosed within periphery of shaking the head and be fixed on lid of shaking the head on cage body, with the diaphragm fitted tightly of shaking the head, embed the piston valve body on this diaphragm and upper cover, described cage body, shake the head lid and the outer rim corresponding position of upper cover is provided with several screw, by bolt in addition fixed Combination form, wherein, diaphragm top corresponds to position of respectively shaking the head and is respectively equipped with disk, the corresponding position of each disk and diaphragm is equipped with the perforation of same central axis, after being each passed through each perforation by screw, diaphragm and disk are fixed on simultaneously on shaking the head, diaphragm and disk is made synchronously to do axially reciprocating with shaking the head,
It is characterized in that, a groove is all arranged at described top of respectively shaking the head, and bottom described diaphragm, corresponding position is provided with the lug boss coordinating and insert top groove of shaking the head.
2. the RO film self-priming pump preventing diaphragm percolating water according to claim 1, is characterized in that, is equipped with the sealing convex line of a presses against diaphragm sheet in the bottom of described each disk and top groove of respectively shaking the head.
3. the RO film self-priming pump preventing diaphragm percolating water according to claim 1 and 2, is characterized in that, described drainage seat with its positioning hole center for minimum point is inside concave arc surface.
4. the RO film self-priming pump preventing diaphragm percolating water according to claim 1 and 2, is characterized in that, the thickness of described water-stop glue central authorities is greater than the thickness at edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520125813.3U CN204476709U (en) | 2015-03-04 | 2015-03-04 | A kind of RO film self-priming pump preventing diaphragm percolating water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520125813.3U CN204476709U (en) | 2015-03-04 | 2015-03-04 | A kind of RO film self-priming pump preventing diaphragm percolating water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204476709U true CN204476709U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520125813.3U Active CN204476709U (en) | 2015-03-04 | 2015-03-04 | A kind of RO film self-priming pump preventing diaphragm percolating water |
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| CN (1) | CN204476709U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134579A (en) * | 2015-08-25 | 2015-12-09 | 李喆 | Seepage-proof reinforced sealing structure of reverse osmosis booster pump |
| CN108884822A (en) * | 2017-07-28 | 2018-11-23 | 深圳市大疆创新科技有限公司 | diaphragm pump |
-
2015
- 2015-03-04 CN CN201520125813.3U patent/CN204476709U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134579A (en) * | 2015-08-25 | 2015-12-09 | 李喆 | Seepage-proof reinforced sealing structure of reverse osmosis booster pump |
| CN108884822A (en) * | 2017-07-28 | 2018-11-23 | 深圳市大疆创新科技有限公司 | diaphragm pump |
| WO2019019154A1 (en) * | 2017-07-28 | 2019-01-31 | 深圳市大疆创新科技有限公司 | Diaphragm pump |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201221 Address after: 511340 25,27,29,31 1st Road, xiajibei District, Xintang Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee after: Sairui (Guangzhou) pump Co.,Ltd. Address before: Room 308, Xinfeng building, 1841 Guangyuan East Road, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU HUITONG DIGITAL TECHNOLOGY Co.,Ltd. |