CN203320996U - Siphon head for cleaning swimming pool - Google Patents
Siphon head for cleaning swimming pool Download PDFInfo
- Publication number
- CN203320996U CN203320996U CN2013204097473U CN201320409747U CN203320996U CN 203320996 U CN203320996 U CN 203320996U CN 2013204097473 U CN2013204097473 U CN 2013204097473U CN 201320409747 U CN201320409747 U CN 201320409747U CN 203320996 U CN203320996 U CN 203320996U
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- China
- Prior art keywords
- dirt
- cylindrical shell
- weep hole
- lid
- swimming pool
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model provides a siphon head for cleaning a swimming pool. The siphon head has larger siphon force and comprises a barrel body (1). A dirt outlet (3) is formed in the upper end of the barrel body (1), a dirt suction opening (4) is formed in the lower end of the barrel body (1), a water inlet (2) is formed in the side wall of the barrel body (1) and communicated with a water outlet hole (6) which is located in the inner wall of the barrel body (1), and the water outlet direction of the water outlet hole (6) is towards the dirt outlet (3). The siphon head is characterized in that the number of the water outlet hole (6) is one, the dirt outlet (3) is connected with a cover (5), and a notch is formed in the position, over the water outlet hole (6), of the cover (5), wherein the size of the notch is 1/4-1/2 of the total area of the cover.
Description
Technical field
The utility model relates to a kind of siphon head for clean swimming pool.
Background technology
A kind of cleaner of being removed contamination at the bottom of the pond of siphon principle to swimming pool that utilizes is arranged in prior art, it mainly comprises siphon head and two parts of clean head, 1 to accompanying drawing 4 by reference to the accompanying drawings, described siphon head comprises cylindrical shell 01, the upper end of cylindrical shell 01 is dirt-discherging outlet 03, and lower end is sewage discharge tube 04, and the bottom of cylindrical shell 01 is provided with an annular water guide chamber 06, described annular water guide chamber 06 is provided with a plurality of weep holes 05, and described ring-like water guide chamber 06 also is communicated with water inlet 02.Described weep hole 05 is evenly distributed on 06De upper surface, annular water guide chamber and is positioned at cylindrical shell 01, described clean head comprises joint 07, handle connecting portion 08 and roller 09, the siphon head of said structure sewage discharge tube 04 when work joins with joint 07, the user inwardly fetches water by water inlet pipe at water inlet 02 place, the water of throwing into flows into ring-like water guide chamber 06 and outwards sprays from weep hole 05 after interior, from the water of weep hole 05 ejection, can along the inner chamber of cylindrical shell 01, continue to spray to dirt-discherging outlet 03, because making sewage discharge tube 04 place of cylindrical shell 01 lower end, this injection formed a negative pressure, this negative pressure can pick up sewage discharge tube 04 below sewage and spray from dirt-discherging outlet 03 together under the drive of the water from weep hole 05 ejection, can a filter screen be arranged cover on described dirt-discherging outlet 03, impurity for the fluid that filters dirt-discherging outlet place ejection, described sewage discharge tube 04 joins with joint 07, sewage discharge tube 04 just can pick up the sewage of joint 07 below like this, cleaning head is furnished with handle connecting portion 08 and roller 09 simultaneously, the user can promote cleaner at swimming pool bottom very easily and be cleaned.But the siphon head of said structure has the following disadvantages when reality is used: further combined with accompanying drawing 5, described weep hole 05 is four, according to hydromechanical basic principle, because the flow velocity at weep hole 05 place is fast, can form negative pressuren zone around fluid, the pressure of each weep hole 05 periphery is near to far successively decreasing, as shown in FIG., it comprises A, B, C, tetra-higher-pressure regions of D, can form a low-pressure area E that pressure is very low at the center of these four higher-pressure regions, like this when fluid sprays to cylindrical shell from cylindrical shell 01 is interior, be subject to the effect of unbalanced pressure, the segment fluid flow of ejection can be inhaled into cylindrical shell formation and backflow under the effect of low pressure, further combined with accompanying drawing 6, due to described cylindrical shell 01, from sewage discharge tube 04 to dirt-discherging outlet, 03 caliber increases progressively successively, during to dirt-discherging outlet 03 place, be obvious bell-mouth structure of air, and each horizontal section of described cylindrical shell is circular, that is to say and be one by cylindrical shell 03 caliber is the annular horn mouth increased progressively successively from sewage discharge tube 04 to dirt-discherging outlet, this structure is diffusion type under the interior wall guided of meeting at cylindrical shell 01 and outwards sprays after the fluid that plays the siphon guiding function goes out ejection by weep hole 05, pressure-plotting in 5 by reference to the accompanying drawings again, siphon power corresponding to the E district, center of cylindrical shell 01 is less than normal, and peripheral A, B, C, siphon power corresponding to D Si Ge district is bigger than normal, make the segment fluid flow sprayed again be sucked back the interior formation of cylindrical shell 01 and backflow 012, described 012 flow velocity that has not only hedged the fluid of outside injection that backflows, easily with the fluid outwards sprayed, form convolution simultaneously, so will produce eddy current at cylinder inboard wall and center intersection, the generation of eddy current makes the flow velocity of guiding water and direction that very large change occur, the siphon power of siphon head further descends.Above-mentioned defect can also discharge by dirt-discherging outlet in the prior art tiny paper scrap or soft ribbon is verified, the applicant of this patent is in experiment, if find, tiny paper scrap is discharged at the dirt-discherging outlet place, understanding some paper scrap is sucked back in cylindrical shell 01, ribbon is like this equally, and having part can be inhaled in dirt-discherging outlet.
Yet due to people's use habit and mindset, tend to the siphon head of the horn mouth formula that this caliber increases progressively in prior art, think that dirt-discherging outlet is increasing by mistake, go out dirty ability just stronger.The general user is that sensation can have been used just, so nobody carries out inner structural analysis and the flow field analysis of fluid to the siphon head in present technology.Also caused that siphon of the prior art is first directly exists the defect that siphon power is little.
The utility model content
The technical problems to be solved in the utility model is that the siphon head for clean swimming pool that a kind of siphon power is larger is provided.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of siphon head for clean swimming pool, it comprises cylindrical shell, the upper end of cylindrical shell is dirt-discherging outlet, lower end is sewage discharge tube, and sidewall is provided with water inlet, and water inlet is communicated with weep hole, described weep hole is positioned at the inwall of cylindrical shell, and the water outlet direction is towards dirt-discherging outlet; Described weep hole is one, and described dirt-discherging outlet is connected with lid, described lid directly over weep hole, leave the size for the lid gross area 1/4～1/2 between breach.
After adopting above structure, the utlity model has following advantage: described weep hole is one, described dirt-discherging outlet is connected with lid, and described lid leaves outlet directly over weep hole, 1/4～1/2 of the gross area that the area of described outlet is dirt-discherging outlet.Fluid in the design cylindrical shell of a weep hole not there will be the situation of in the middle of a plurality of higher-pressure regions as shown in background technology, enclosing a low-pressure area, pressure in cylindrical shell can successively decrease to surrounding centered by the water of weep hole ejection is annotated, add the effect of lid, making the dirt-discherging outlet place the most easily produce the place of backflowing is blocked, the major part of backflowing can not enter in cylindrical shell, can not reduce the flow velocity of the fluid in cylindrical shell, be not easy to produce eddy current yet simultaneously.And this structure only needs on siphon head in the prior art to add a lid, removes unnecessary weep hole simultaneously, only stays the next one.Reequip conveniently, original processing mold can continue to use basically, and the change in shape of product is little, can not have influence on client's selection custom.And show that by test the siphon power of the siphon head that the utility model relates to is 3～4 times of siphon power of siphon head of the prior art.
As improvement, described lid and dirt-discherging outlet clamping, lid is provided with the clamping projection, and cylindrical shell is provided with the blocked hole for blocking mutually with the clamping projection.Interface arrangment is safeguarded with replacing more convenient.
As improvement, described lid is provided with locating notch, and the inwall of described cylindrical shell is provided with the positioning strip be slidably matched with locating notch.It is more quick when location structure is installed.
As improvement, described lid is sector structure, the mid point on the string of described sector structure between the axis of weep hole the distance between 20～30mm.This structure is simulated and is drawn by software systems, can keep off to greatest extent outside cylindrical shell backflowing, simultaneously also minimum on the sewage impact sprayed in dirt-discherging outlet.
As improvement, described weep hole is square opening.The square opening structure makes the contacting of junction of weep hole and water inlet become square face by contacting between arcwall face and arcwall face and cut arcwall face, and product is not easy to produce overlap and burr when the die sinking moulding.
The accompanying drawing explanation
Fig. 1 is the structural representation of siphon head of the prior art.
Fig. 2 is the top view of the siphon head in Fig. 1.
Fig. 3 is the cross-sectional schematic of A-A face in Fig. 2.
Fig. 4 is the structural representation of clean head in prior art.
Fig. 5 is the pressure distribution schematic diagram at a siphon weep hole place in prior art.
Fig. 6 is the flow field schematic diagram of siphon head of the prior art inside when work.
Fig. 7 is the assembling schematic diagram of siphon head in the utility model.
Fig. 8 is the structural representation after Fig. 7 has assembled.
Fig. 9 is the cross-sectional schematic of B-B face in Fig. 8.
Figure 10 is the flow field schematic diagram of the siphon head inside when work in the utility model.
As shown in the figure: in prior art: 01, cylindrical shell, 02, water inlet, 03, dirt-discherging outlet, 04, sewage discharge tube, 05, weep hole, 06, ring-like water guide chamber, 07, joint, 08, the handle connecting portion, 09, roller, 010, eddy current, 011, fluid line, 012, backflow, A, the first higher-pressure region, B, the second higher-pressure region, C, third high nip, D, the 4th higher-pressure region, E, central low-pressure area.
In the utility model: 1, cylindrical shell, 2, water inlet, 3, dirt-discherging outlet, 4, sewage discharge tube, 5, lid, 6, weep hole, 7, positioning strip, 8, locating notch, 9, the clamping projection, 10, blocked hole.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
7 to accompanying drawing 10 by reference to the accompanying drawings, a kind of siphon head for clean swimming pool, it comprises cylindrical shell 1, the upper end of cylindrical shell 1 is dirt-discherging outlet 3, lower end is sewage discharge tube 4, and sidewall is provided with water inlet 2, and water inlet 2 is communicated with weep hole 6, described weep hole 6 is positioned at the inwall of cylindrical shell 1, and the water outlet direction is towards dirt-discherging outlet 3; Described weep hole 6 is one, and described dirt-discherging outlet 3 is connected with lid 5, described lid 5 directly over weep hole 6, leave the size for the lid gross area 1/4～1/2 between breach.Described lid 5 and dirt-discherging outlet 3 clampings, lid 5 is provided with clamping projection 9, and cylindrical shell 1 is provided with the blocked hole 10 for blocking mutually with the clamping projection.Described lid 5 is provided with locating notch 8, and the inwall of described cylindrical shell 1 is provided with the positioning strip 7 be slidably matched with locating notch 8.Described lid 5 is sector structure, the mid point on the string of described sector structure between the axis of weep hole 6 the distance between 20～30mm.Described weep hole 6 is square opening.
In the specific implementation, the water source of the pressure that described water inlet 2 places access is 0.5 to 1.5 kilogram gets final product the utility model, and the tap water of general family expenses can meet the water inlet requirement at water inlet 2 places.Described lid 5 can also adopt the structure of multiple pattern except the sector structure in above-described embodiment, as adopts a circular lid, then directly over weep hole 6, dig an area account for lid 5 gross areas 1/4～1/2 between circumferential notch.The breach form can also be oval other similar round structure that waits.
Operating principle of the present utility model, further combined with accompanying drawing 10, after the dirt-discherging outlet place increases lid, backflowing of dirt-discherging outlet place obviously reduces, and also produces the eddy current formed with low-pressure area owing to backflowing in cylindrical shell.The resistance that the flow velocity of the guiding water sprayed from weep hole is subject to is little with buffering, and the siphon power of its generation is naturally also just larger, through experiment test, draws, the siphon power of the siphon head that the utility model relates to is 3～4 times of siphon power of siphon head of the prior art.It should be noted that fixed form between described lid 5 and dirt-discherging outlet 3 can also have a variety of other forms, as gluing, ultrasonic bonding, one-body molded etc., these all are fine.
Above the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.If generally speaking those of ordinary skill in the art is enlightened by it, create aim in the situation that do not break away from the utility model, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (5)
1. the siphon head for clean swimming pool, it comprises cylindrical shell (1), the upper end of cylindrical shell (1) is dirt-discherging outlet (3), lower end is sewage discharge tube (4), sidewall is provided with water inlet (2), water inlet (2) is communicated with weep hole (6), and described weep hole (6) is positioned at the inwall of cylindrical shell (1), and the water outlet direction is towards dirt-discherging outlet (3); It is characterized in that: described weep hole (6) is one, and described dirt-discherging outlet (3) is connected with lid (5), described lid (5) directly over weep hole (6), leave the size for the lid gross area 1/4～1/2 between breach.
2. according to claim 1 for cleaning the siphon head of swimming pool, it is characterized in that: described lid (5) and dirt-discherging outlet (3) clamping, lid (5) is provided with clamping projection (9), and cylindrical shell (1) is provided with the blocked hole (10) for blocking mutually with the clamping projection.
3. according to claim 1 for cleaning the siphon head of swimming pool, it is characterized in that: described lid (5) is provided with locating notch (8), and the inwall of described cylindrical shell (1) is provided with the positioning strip (7) be slidably matched with locating notch (8).
4. the siphon head for clean swimming pool according to claim 1, it is characterized in that: described lid (5) is sector structure, the mid point on the string of described sector structure between the axis of weep hole (6) apart between 20～30mm.
5. according to claim 1 for cleaning the siphon head of swimming pool, it is characterized in that: described weep hole (6) is square opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204097473U CN203320996U (en) | 2013-07-10 | 2013-07-10 | Siphon head for cleaning swimming pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204097473U CN203320996U (en) | 2013-07-10 | 2013-07-10 | Siphon head for cleaning swimming pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203320996U true CN203320996U (en) | 2013-12-04 |
Family
ID=49660360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204097473U Withdrawn - After Issue CN203320996U (en) | 2013-07-10 | 2013-07-10 | Siphon head for cleaning swimming pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203320996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334600A (en) * | 2013-07-10 | 2013-10-02 | 宁波东川游泳池设备有限公司 | Siphon head for cleaning swimming pool |
-
2013
- 2013-07-10 CN CN2013204097473U patent/CN203320996U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334600A (en) * | 2013-07-10 | 2013-10-02 | 宁波东川游泳池设备有限公司 | Siphon head for cleaning swimming pool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131204 Effective date of abandoning: 20150610 |
|
| RGAV | Abandon patent right to avoid regrant |