CN216605683U - Backflow-preventing foam kettle - Google Patents
Backflow-preventing foam kettle Download PDFInfo
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- CN216605683U CN216605683U CN202123320809.7U CN202123320809U CN216605683U CN 216605683 U CN216605683 U CN 216605683U CN 202123320809 U CN202123320809 U CN 202123320809U CN 216605683 U CN216605683 U CN 216605683U
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- air inlet
- inlet nozzle
- liquid mixer
- soap liquid
- foam
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Abstract
The utility model discloses a backflow-preventing foam kettle which comprises a kettle body, an air inlet spray head arranged at the upper end of the kettle body, a suction pipe extending into the kettle body and a nozzle arranged on the inner side of the right end of the air inlet spray head, wherein the lower end of the air inlet spray head is connected with the suction pipe extending into the kettle body, a sheath is connected to the left end of the air inlet spray head, a soap liquid mixer, a low-pressure spray head and a duck bill sheet are sequentially arranged in the sheath from right to left, a foam generator is arranged in the low-pressure spray head, an extending part extending into the soap liquid mixer is arranged at the left end of the air inlet spray head, and soap liquid mixer openings are circumferentially formed in the right end of the soap liquid mixer. The soap lye mixer middle part is provided with the cavity, and cavity cross-section width reduces from the right side to left side gradually, then grow gradually again, and foam generator then can adopt the steel wire suppression to become the cubic, and the centre has the gap that the soap lye of being convenient for sees through. The extension part is provided with an air inlet nozzle hole corresponding to the soap liquid mixer hole so as to reduce the air inflow of a gap between the soap liquid mixer and the extension part.
Description
Technical Field
The utility model relates to the field of backflow prevention of foam kettles, in particular to a backflow prevention foam kettle.
Background
When the nozzle, the nozzle seat and the soap lye mixer hole are not in a straight line, water sprayed by the nozzle is blocked on the side wall of the soap lye mixer and can flow out from a gap between the soap lye mixer and the air inlet nozzle, and then the water flows out from an open pore of the soap lye mixer, so that the water leakage phenomenon of a product is caused, the sprayed foam force is small, the foam is not uniform, the user experience is influenced, and the normal water leakage influences the foam spraying effect as shown in figure 1 in the attached drawings of the specification. Therefore, how to solve the problems of water leakage and backflow prevention is a problem which needs to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a backflow-preventing foam kettle to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a foam kettle prevents flowing backwards, includes the kettle body, sets up at the air inlet nozzle of kettle body upper end, air inlet nozzle lower extreme is connected with and deepens the internal straw of kettle and set up the inboard nozzle in air inlet nozzle right-hand member, air inlet nozzle's left end is connected with the sheath, and has set gradually soap lye mixer, low pressure shower nozzle and duckbilled piece from a dextrad left side in the sheath, be provided with foam generator in the low pressure shower nozzle, and air inlet nozzle's left end is provided with and deepens the extension in the soap lye mixer, soap lye mixer trompil has been seted up on soap lye mixer's right-hand member week. The soap lye mixer middle part is provided with the cavity, and cavity cross-section width reduces from the right side to left side gradually, then grow gradually again, and foam generator then can adopt the steel wire suppression to become the cubic, and the centre has the gap that the soap lye of being convenient for sees through.
The extension part is provided with an air inlet nozzle hole corresponding to the soap liquid mixer hole so as to reduce the air inflow of a gap between the soap liquid mixer and the extension part. Air enters from the duckbill sheet along the inner wall of the sheath, then enters into the air inlet nozzle through the opening of the soap liquid mixer and the opening of the air inlet nozzle, so that air mixing is realized, the air entering from the gap between the soap liquid mixer and the extension part is reduced, and the soap liquid is not easy to flow backwards.
Preferably, an air inlet nozzle sealing ring is arranged between the extension part and the soap lye mixer, and the air inlet nozzle sealing ring is positioned on the left side of the opening of the air inlet nozzle to realize sealing and leakage prevention. The air inlet nozzle sealing ring can increase the sealing effect and improve the backflow prevention effect.
Preferably, a stepped groove convenient for mounting the air inlet nozzle sealing ring is correspondingly formed between the extension part and the soap lye mixer. The installation of the air inlet nozzle sealing ring is convenient.
Preferably, the opening of the air inlet nozzle is circular. The air inlet effect is better.
Preferably, the number of the openings of the air inlet nozzle is two. Too much will increase the probability of water leakage, too little air will be insufficient, resulting in uneven foam.
Preferably, the diameter of the opening of the air inlet nozzle is 2.5 mm. The diameter is generally between 1mm and 4mm, and 2.5mm is adopted here, so that water leakage is easy to occur when the diameter is too large, air suction is easy to be insufficient when the diameter is too small, and the sprayed foam is poor.
Preferably, the distance between the opening of the soap liquid mixer and the opening of the air inlet nozzle is 0.5 mm. The closer the distance the better, here due to insufficient space the design is 0.5 mm.
Preferably, the right end of the soap liquid mixer is in threaded connection with the air inlet nozzle. The installation and the dismantlement are convenient.
Preferably, the air inlet nozzle is connected with an adjusting seat, and the adjusting seat is connected with an adjusting rod for adjusting the size of air inlet. And adjusting the air inflow and changing the foam concentration.
Compared with the prior art, the utility model has the beneficial effects that:
1. the extension part of the air inlet nozzle is provided with an air inlet nozzle opening which is opposite to the soap lye mixer opening on the soap lye mixer, so that air inlet is facilitated, and soap lye is prevented from flowing backwards from a gap between the extension part and the soap lye mixer;
2. an air inlet spray head sealing ring is arranged between the extension part and the soap liquid mixer, so that the sealing property is improved, and backflow is avoided;
3. the installation of the air inlet nozzle sealing ring is convenient due to the arrangement of the stepped groove.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an enlarged view of the structure A of FIG. 2;
FIG. 4 is an exploded view of the present invention;
FIG. 5 is an isometric view of the present invention.
In the figure: 1. a kettle body; 11. a nozzle; 12. an air inlet nozzle; 121. an extension portion; 13. a sheath; 14. a soap lye mixer; 15. a foam generator; 16. a low pressure showerhead; 17. a duckbill sheet; 18. tapping a soap liquid mixer; 2. opening holes in the air inlet nozzle; 21. a gas inlet nozzle sealing ring; 22. a stepped groove; 3. an adjusting seat; 31. and adjusting the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 2 to 5, the present invention provides a technical solution of a backflow prevention foam kettle: a backflow-preventing foam kettle comprises a kettle body 1, an air inlet nozzle 12 arranged at the upper end of the kettle body 1, a suction pipe penetrating into the kettle body 1 and a nozzle 11 arranged on the inner side of the right end of the air inlet nozzle 12 are connected to the lower end of the air inlet nozzle 12, a protective sleeve 13 is connected to the left end of the air inlet nozzle 12, a soap liquid mixer 14, a low-pressure nozzle 16 and a duck mouth piece 17 are sequentially arranged in the protective sleeve 13 from right to left, a foam generator 15 is arranged in the low-pressure nozzle 16, an extending portion 121 penetrating into the soap liquid mixer 14 is arranged at the left end of the air inlet nozzle 12, and soap liquid mixer holes 18 are circumferentially formed in the right end of the soap liquid mixer 14. The middle part of the soap lye mixer 14 is provided with a cavity, the width of the section of the cavity is gradually reduced from right to left and then gradually increased, the foam generator 15 can be pressed into a block by adopting a steel wire, and the middle part of the foam generator is provided with a gap which is convenient for soap lye to permeate. The right end of the soap liquid mixer 14 is connected with the air inlet nozzle 12 by screw threads. The installation and the dismantlement are convenient. The air inlet nozzle 12 is connected with an adjusting seat 3, and the adjusting seat 3 is connected with an adjusting rod 31 for adjusting the air inlet size. And adjusting the air inflow and changing the foam concentration. Adjust 3 threaded connection of seat on the shower nozzle 12 that admits air, the inner chamber intercommunication adjusts pole 31 and adjusts 3 threaded connection of seat, and adjusts 31 downside attenuation formation air inlet portion, and produce the clearance between the 3 inner walls of regulation seat, and set up the inlet port that corresponds with the air inlet portion upside on adjusting seat 3, adjust pole 31 through reciprocating, change the size that the inlet port is blocked the area to realize the adjustment of admitting air, change foam concentration.
The extension part 121 is provided with an air inlet nozzle opening 2 corresponding to the soap lye mixer opening 18 so as to reduce the air inlet amount of a gap between the soap lye mixer 14 and the extension part 121. Air enters from the duckbill sheet 17 along the inner wall of the sheath 13 and then enters into the air inlet nozzle 12 through the soap liquid mixer opening 18 and the air inlet nozzle opening 2, so that air mixing is realized, air entering from a gap between the soap liquid mixer 14 and the extension part 121 is reduced, and soap liquid is not easy to flow backwards. The opening 2 of the air inlet nozzle is circular. The air inlet effect is better. Two openings 2 of the air inlet nozzle are symmetrically arranged. Too much will increase the probability of water leakage, too little air will be insufficient, resulting in uneven foam. The diameter of the opening 2 of the air inlet nozzle is 2.5 mm. The diameter is generally between 1mm and 4mm, and 2.5mm is adopted here, so that water leakage is easy to occur when the diameter is too large, air suction is easy to be insufficient when the diameter is too small, and the sprayed foam is poor. The distance between the soap lye mixer opening 18 and the inlet jet opening 2 is 0.5 mm. The closer the distance the better, here due to insufficient space the design is 0.5 mm.
An air inlet nozzle sealing ring 21 is arranged between the extension part 121 and the soap lye mixer 14, and the air inlet nozzle sealing ring 21 is positioned at the left side of the air inlet nozzle opening 2 to realize sealing and leakage prevention. The air inlet nozzle sealing ring 21 can increase the sealing effect and improve the backflow prevention effect. A stepped groove 22 convenient for installing the air inlet nozzle sealing ring 21 is correspondingly formed between the extension part 121 and the soap liquid mixer 14. The installation of the air inlet nozzle sealing ring 21 is convenient.
The working principle is as follows: the extension part 121 of the air inlet nozzle 12 is provided with an air inlet nozzle opening 2 which is opposite to the soap lye mixer opening 18 on the soap lye mixer 14, so that air inlet is facilitated, and soap lye is prevented from flowing backwards from the gap between the extension part 121 and the soap lye mixer 14. An air inlet nozzle sealing ring 21 is arranged between the extension part 121 and the soap lye mixer 14, so that the sealing performance is improved, and backflow is avoided. The stepped groove 22 is convenient for installing the air inlet nozzle sealing ring 21.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A backflow-preventing foam kettle comprises a kettle body (1), an air inlet nozzle (12) arranged at the upper end of the kettle body (1), a suction pipe extending into the kettle body (1) and a nozzle (11) arranged on the inner side of the right end of the air inlet nozzle (12) connected to the lower end of the air inlet nozzle (12), wherein a sheath (13) is connected to the left end of the air inlet nozzle (12), a soap liquid mixer (14), a low-pressure nozzle (16) and a duck bill sheet (17) are sequentially arranged in the sheath (13) from right to left, a foam generator (15) is arranged in the low-pressure nozzle (16), an extending part (121) extending into the soap liquid mixer (14) is arranged at the left end of the air inlet nozzle (12), and soap liquid mixer open pores (18) are circumferentially arranged at the right end of the soap liquid mixer (14);
the method is characterized in that: the extending part (121) is provided with an air inlet nozzle opening (2) corresponding to the soap liquid mixer opening (18) so as to reduce the air inlet amount of a gap between the soap liquid mixer (14) and the extending part (121).
2. A backflow prevention foam jug according to claim 1, wherein: an air inlet nozzle sealing ring (21) is arranged between the extension part (121) and the soap lye mixer (14), and the air inlet nozzle sealing ring (21) is positioned on the left side of the air inlet nozzle opening (2) to realize sealing and leakage prevention.
3. A backflow prevention foam kettle as claimed in claim 2, wherein: and a stepped groove (22) convenient for mounting the air inlet spray head sealing ring (21) is correspondingly formed between the extension part (121) and the soap liquid mixer (14).
4. A backflow prevention foam jug according to claim 3, wherein: the opening (2) of the air inlet nozzle is circular.
5. A backflow prevention foam kettle as claimed in claim 4, wherein: the two air inlet nozzle openings (2) are symmetrically arranged.
6. A backflow prevention foam jug according to claim 5, wherein: the diameter of the opening (2) of the air inlet nozzle is 2.5 mm.
7. A backflow prevention foam jug according to claim 6, wherein: the distance between the soap liquid mixer opening (18) and the air inlet nozzle opening (2) is 0.5 mm.
8. A backflow prevention foam jug according to claim 7, wherein: the right end of the soap liquid mixer (14) is in threaded connection with the air inlet nozzle (12).
9. A backflow prevention foam jug according to claim 1, wherein: the air inlet nozzle (12) is connected with an adjusting seat (3), and the adjusting seat (3) is connected with an adjusting rod (31) for adjusting the air inlet size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320809.7U CN216605683U (en) | 2021-12-25 | 2021-12-25 | Backflow-preventing foam kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320809.7U CN216605683U (en) | 2021-12-25 | 2021-12-25 | Backflow-preventing foam kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216605683U true CN216605683U (en) | 2022-05-27 |
Family
ID=81682782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123320809.7U Active CN216605683U (en) | 2021-12-25 | 2021-12-25 | Backflow-preventing foam kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216605683U (en) |
-
2021
- 2021-12-25 CN CN202123320809.7U patent/CN216605683U/en active Active
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