CN211988060U - Foam generator - Google Patents
Foam generator Download PDFInfo
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- CN211988060U CN211988060U CN202020169221.2U CN202020169221U CN211988060U CN 211988060 U CN211988060 U CN 211988060U CN 202020169221 U CN202020169221 U CN 202020169221U CN 211988060 U CN211988060 U CN 211988060U
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Abstract
The utility model discloses a foam generator, which comprises a first shell, a second shell and a third shell, wherein a gas-liquid accommodating cavity is arranged in the first shell, the first shell is connected with a soap liquid pot, a liquid suction pipe is arranged in the soap liquid pot, and a soap liquid filter head is arranged at the bottom of the liquid suction pipe; a Venturi tube is arranged in the second shell, a foam nozzle is arranged in the third shell, the first shell is detachably connected with the second shell, and the second shell is detachably connected with the third shell; the second shell or the third shell is detachably connected with a copper alloy mesh cake; the first shell is connected with a main air inlet pipe, a round knob and an air hole nut are arranged on the main air inlet pipe, a sealing piece matched with the main air inlet pipe is arranged inside the round knob, the inside of an air inlet channel of the air hole nut is communicated with the main air inlet pipe, and the outside of the air inlet channel is communicated with the atmosphere; the gas-liquid containing cavity, the Venturi tube, the copper alloy net cake and the foam nozzle are connected in sequence. By adopting the structure, the copper alloy net cake has the beneficial effects of long service life and convenience in installation and disassembly.
Description
Technical Field
The utility model belongs to the technical field of high pressure cleaner, specific theory is about a foam generator of high pressure cleaner.
Background
The high pressure washer may be used to wash automobiles, floors, walls, glass, etc. Before cleaning with high-pressure water jets, the cleaning object is usually foamed to achieve a better cleaning result. A foam generator is a device for generating foam. The operating principle of the foam generator is that cleaning liquid and air are sucked into the pipeline through the jet flow principle and are fully mixed in the pipeline, the mixed liquid is sprayed onto the net cake, and foam is formed under the action of meshes on the net cake, so that the cleaning is facilitated.
At present, the foam generators of the high-pressure cleaning machines on the market are mainly of two types, one type is a pneumatic foam generator used on an air compressor, and the other type is a low-pressure foam generator used for a water pipe or used for containing daily chemical washing products. The pneumatic foam generator has the advantage of abundant foam, but is inconvenient to use. The low pressure foam generator has the advantage of being convenient to use, but is limited by the lack of foam produced due to the lower pressure. And the foam concentration and the spray shape can not be adjusted, so the application field is very narrow.
In addition, the existing net cake is made of materials such as nylon, cotton and hemp, and the materials are easy to damage and often need to be replaced. However, the existing mesh cake is directly fixed on the venturi tube, and the housing of the foam generator is sealed. When the net cake needs to be replaced, the whole shell needs to be detached, and then the nozzle and the net cake are detached, so that the replacement is troublesome, and the maintenance is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a foam generator, its concentration that possesses the foam is adjustable and application scope is wide to solve the unable regulation of foam generator's foam concentration now or use inconvenient problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a foam generator comprises a first shell, a second shell and a third shell, wherein the first shell is of a four-way structure, a gas-liquid containing cavity for containing mixed gas-liquid is formed in the first shell, a soap lye kettle for containing foam cleaning liquid is connected to the lower portion of the first shell, a liquid suction pipe for sucking the foam cleaning liquid is arranged in the soap lye kettle, a soap lye filter head is arranged at the bottom of the liquid suction pipe, impurities are prevented from entering the liquid suction pipe, and therefore the impurities on a copper alloy net cake are reduced, and the service life of the copper alloy net cake is prolonged;
a Venturi tube for pressurizing is arranged in the second shell, a foam spray head is arranged in the third shell, the first shell and the second shell are detachably connected, and the second shell and the third shell are detachably connected; the second shell or the third shell is detachably connected with a copper alloy net cake, and the gas-liquid containing cavity, the Venturi tube, the copper alloy net cake and the foam nozzle are sequentially connected from left to right;
a connecting piece is arranged on the left side of the first shell and is used for being connected with a high-pressure water gun; a main air inlet pipe is arranged above the first shell, a round knob is in threaded connection with the upper portion of the main air inlet pipe, a sealing element used for controlling the air inflow is arranged inside the round knob, the sealing element is inserted on the main air inlet pipe and matched with the main air inlet pipe, an air hole nut is connected with the lower portion of the main air inlet pipe, an air inlet channel is arranged on the air hole nut, the inside of the air inlet channel is communicated with the main air inlet pipe, and the outside of the air inlet channel is communicated with the atmosphere; when the round knob rotates downwards, the sealing piece moves downwards along with the round knob, and gradually shields the air inlet channel, so that the size of the air in the air inlet channel is adjusted, and the air inflow in the main air inlet pipe is adjusted.
According to the utility model, the gas-liquid containing cavity is of a four-way structure, the left, right, upper and lower parts of the gas-liquid containing cavity are respectively provided with a water inlet, a mixed liquid outlet, an air inlet and a soap liquid inlet, the water inlet is connected with a connecting piece, the air inlet is connected with a main air inlet pipe, the mixed liquid outlet is connected with a Venturi tube, the right end of the Venturi tube is connected with a copper alloy net cake for making the mixed liquid generate bubbles for connecting air, and the right end of the copper alloy net cake is provided with a foam nozzle for spraying foam; the soap liquid inlet is connected with a pipette.
According to the utility model discloses, first casing and second casing plug-in connection, be equipped with first sealing washer between first casing and the second casing, ensure that the gas tightness of product is good.
According to the utility model discloses, the right-hand member of second casing outwards extends has first pterygoid lamina, the left end of third casing outwards extends has the second pterygoid lamina, through mounting fixed connection between first pterygoid lamina and the second pterygoid lamina, be equipped with the second sealing washer between second casing and the third casing, ensure that the gas tightness of product is good.
According to the utility model, the copper alloy net cake comprises a frame, a copper alloy net is arranged in the frame, and a third sealing ring is sleeved outside the frame to ensure good air tightness of the product; and the upper end and the lower end of the frame are respectively provided with a third wing plate, and the third wing plate is fixed on the second shell or the third shell through a fixing piece. When the copper alloy mesh cake is used, the third shell is only required to be detached, and then the copper alloy mesh cake is taken down, so that the copper alloy mesh cake is convenient to install and detach.
According to the utility model discloses, the outside threaded connection of main intake pipe has the nut of screwing, during the use, through adjusting circular knob control gas pocket nut aperture, simultaneously, ensures that circular knob is fixed firm through the nut of screwing.
According to the utility model discloses, the connecting piece is the quick switching head, the connecting piece is stainless steel.
According to the utility model discloses, the lower part of first casing is equipped with the internal thread, the upper portion of soap lye kettle is equipped with the external screw thread, first casing with soap lye kettle screw-thread fit connects.
According to the utility model discloses, the material of first casing, second casing and third casing is corrosion-resistant rubber or polytetrafluoroethylene.
According to the utility model discloses, nut, the gas pocket nut of screwing are the alloy copper product.
According to the utility model discloses, be equipped with the spacing groove on the inner wall of first casing, the gas-liquid is equipped with the locating part on holding the outer wall in chamber, ensures that the gas-liquid holds the connection structure stability of each interface in chamber, avoids the gas-liquid to hold the chamber and takes place rotatoryly when carrying out high pressure water intaking.
The utility model discloses a foam generator, its beneficial effect is:
1. the structure is reasonable in design, the copper alloy mesh cake which is finer and corrosion resistant is matched with the Venturi tube for use, so that the water, the soap liquid and the air are fully mixed, the foaming effect is good, and the foam is fine and rich;
2. the filter head can filter impurities in the soap liquid, and effectively prevent the fine copper alloy mesh cake from being blocked, so that the service life of the copper alloy mesh cake is prolonged, and the service life of the product is further prolonged.
3. The second shell and the third shell are of detachable structures, and the copper alloy net cake is detachably fixed on the second shell or the third shell through the fixing piece, so that the copper alloy net cake is convenient to mount and dismount and convenient to maintain and overhaul.
4. The setting of circular knob, during the use, can control the air input through the aperture that the inlet channel that adjusts circular knob and come control air hole nut to realize the intensive mixing of water, soap lye and air, foam, then spout through the foam nozzle. Therefore, the foam concentration can be adjusted and the application range is wide.
Drawings
Fig. 1 is a schematic structural diagram of the foam generator of the present invention.
Detailed Description
The foam generator of the present invention will be described in further detail with reference to the accompanying drawings. In the description of the present embodiment, unless otherwise specified, the terms "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, and do not indicate or imply that the foam generator referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, for the utility model discloses a foam generator, including first casing 1, second casing 2 and third casing 3, first casing 1 is the cross structure, be equipped with the gas-liquid that is used for holding the gas-liquid mixture and holds chamber 4 in the first casing 1, the below of first casing 1 is connected with the soap lye kettle 5 that is used for splendid attire foam washing liquid, be equipped with the pipette 6 that is used for absorbing the foam washing liquid in the soap lye kettle 5.
A Venturi tube 7 for pressurizing is arranged in the second shell 2, a foam spray head 8 is arranged in the third shell 3, the first shell 1 and the second shell 2 are detachably connected, and the second shell 2 and the third shell 3 are detachably connected; the second shell 2 or the third shell 3 is detachably connected with a copper alloy mesh cake 9.
A connecting piece 10 is arranged on the left side of the first shell 1 and is used for being connected with a high-pressure water gun; a main air inlet pipe 11 is arranged above the first shell 1, a round knob 12 is in threaded connection with the upper part of the main air inlet pipe 11, a sealing element 13 for controlling the air inflow is arranged inside the round knob 12 (the sealing element 13 can be fixed on the round knob 12 in glue and other modes), the sealing element 13 is inserted on the main air inlet pipe 11 and is matched with the main air inlet pipe 11, an air hole nut 14 is in threaded connection with the lower part of the main air inlet pipe 11, an air inlet channel 15 is arranged on the air hole nut 14, the inside of the air inlet channel 15 is communicated with the main air inlet pipe 11, and the outside of the air inlet channel 15 is communicated with the atmosphere; when the circular knob 12 is rotated downwards, the sealing member 13 moves downwards along with the circular knob, and gradually shields the air inlet passage 15, so that the air inlet amount in the air inlet passage 15 is adjusted, and the air inlet amount in the main air inlet pipe 11 is adjusted.
The gas-liquid containing cavity 4 is of a four-way structure, a water inlet 41, a mixed liquid outlet 42, an air inlet 43 and a soap liquid inlet 44 are respectively arranged on the left, right, upper and lower parts of the gas-liquid containing cavity 4, the water inlet 41 is connected with the connecting piece 10, the air inlet 43 is connected with the main air inlet pipe 11, the mixed liquid outlet 42 is connected with the Venturi tube 7, the right end of the Venturi tube 7 is connected with a copper alloy mesh cake 9 for enabling the mixed liquid to generate bubbles and used for communicating air, and a foam nozzle 8 for spraying foam is arranged at the right end of the copper alloy mesh cake 9; the soap liquid inlet 44 is connected with the liquid suction pipe 6 in an inserted mode, the soap liquid filtering head 16 is arranged at the bottom of the liquid suction pipe 6, impurities are prevented from entering the liquid suction pipe 6, therefore, the impurities on the copper alloy mesh cake 9 are reduced, and the service life of the copper alloy mesh cake 9 is prolonged.
The first casing 1 and the second casing 2 are connected in an inserting mode, or the first casing 1 and the second casing 2 are fixedly connected through a fixing piece 20 (such as a bolt) and a first sealing ring 17 is arranged between the first casing 1 and the second casing 2, and good air tightness of a product is guaranteed.
The right-hand member of second casing 2 outwards extends has first pterygoid lamina 21, the left end of third casing 3 outwards extends has second pterygoid lamina 22, passes through mounting 20 fixed connection between first pterygoid lamina 21 and the second pterygoid lamina 22, be equipped with second sealing washer 18 between second casing 2 and the third casing 3, ensure that the gas tightness of product is good.
The copper alloy mesh cake 9 comprises a frame, a copper alloy mesh is arranged in the frame, and third sealing rings 19 are sleeved on the front and back direction of the frame, so that the front, back, upper and lower surfaces of the frame are provided with sealing structures, and the good air tightness of the product is ensured; the upper and lower ends of the frame are respectively provided with a third wing plate 23, and the third wing plate 23 is fixed on the second shell 2 through a fixing part 20. When in use, the third shell 3 is only required to be disassembled, and then the copper alloy mesh cake 9 is taken down, so that the installation and the disassembly are convenient. It should be noted that the copper alloy mesh cake 9 may also be fixed to the third housing.
The external thread of the main air inlet pipe 11 is connected with a screwing nut 24, when the air inlet pipe is used, the opening degree of the air hole nut 14 is controlled by adjusting the round knob 12, and meanwhile, the round knob 12 is firmly fixed by screwing the nut 24.
The connecting piece 10 is a quick switching head, and the connecting piece 10 is made of stainless steel.
The lower part of the first shell 1 is provided with an internal thread, the upper part of the soap lye kettle 5 is provided with an external thread, and the first shell 1 is in threaded fit connection with the soap lye kettle 5.
The first shell 1, the second shell 2 and the third shell 3 are all made of corrosion-resistant rubber or polytetrafluoroethylene.
The screwing nut 24 and the air hole nut 14 are made of alloy copper materials.
Be equipped with the spacing groove on the inner wall of first casing 1, the gas-liquid is equipped with locating part 25 on holding the outer wall of chamber 4, ensures that the gas-liquid holds the connection structure stability of each interface (i.e. water inlet 41, mixed liquid outlet 42, air inlet 43 and soap liquid inlet 44) in chamber 4, avoids the gas-liquid to hold chamber 4 and takes place rotatoryly when carrying out high pressure and intaking.
A nozzle cover (not shown in the figure) is arranged on the third casing 3, and the nozzle cover is rotatably connected with the third casing 3. It should be noted that at least two water outlet surfaces and a gear shifting plectrum for changing the water outlet mode can be arranged on the sprayer cover body, each water outlet surface is provided with a plurality of water outlet holes, the size or the shape of the water outlet holes on each water outlet surface is different, and different spraying states, such as a light mode, an enlarged mode and the like can be selected by shifting the gear shifting plectrum. The structure can adopt the structure of the existing shower head, so that the structure is not repeated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A foam generator is characterized by comprising a first shell, a second shell and a third shell, wherein the first shell is of a four-way structure, a gas-liquid containing cavity is arranged in the first shell, a soap liquid pot is connected below the first shell, a liquid suction pipe is arranged in the soap liquid pot, and a soap liquid filtering head is arranged at the bottom of the liquid suction pipe;
a Venturi tube for pressurizing is arranged in the second shell, a foam spray head is arranged in the third shell, the first shell and the second shell are detachably connected, and the second shell and the third shell are detachably connected; the second shell or the third shell is detachably connected with a copper alloy net cake, and the gas-liquid containing cavity, the Venturi tube, the copper alloy net cake and the foam nozzle are sequentially connected from left to right;
a connecting piece used for being connected with a high-pressure water gun is arranged on the left side of the first shell; the top of first casing is equipped with main intake pipe, and the top threaded connection of main intake pipe has circular knob, the inside of circular knob is equipped with the sealing member that is used for controlling the air input, the sealing member is inserted and is established in main intake pipe, and with main intake pipe phase-match, the below of main intake pipe is connected with the gas pocket nut, be equipped with inlet channel on the gas pocket nut, inlet channel's inside communicates with each other with main intake pipe, and inlet channel's outside communicates with each other with the atmosphere.
2. The foam generator as claimed in claim 1, wherein the gas-liquid chamber is a four-way structure, and the gas-liquid chamber is provided with a water inlet, a mixed liquid outlet, a gas inlet and a soap inlet at the left, right, upper and lower sides thereof, respectively, the water inlet is connected to the connecting member, the gas inlet is connected to the main gas inlet pipe, the mixed liquid outlet is connected to the venturi tube, and the soap inlet is connected to the liquid suction pipe.
3. The foam generator as set forth in claim 1, wherein said first housing is connected to said second housing by a plug connection, and a first seal is disposed between said first housing and said second housing.
4. The foam generator as claimed in claim 1, wherein a first wing extends outwardly from a right end of the second housing, a second wing extends outwardly from a left end of the third housing, the first wing and the second wing are fixedly connected by a fixing member, and a second sealing ring is disposed between the second housing and the third housing.
5. The foam generator as claimed in claim 1, wherein the copper alloy mesh cake comprises a frame, a copper alloy mesh is arranged in the frame, and a third sealing ring is sleeved outside the frame; and the upper end and the lower end of the frame are respectively provided with a third wing plate, and the third wing plate is fixed on the second shell or the third shell through a fixing piece.
6. The foam generator as recited in claim 1, wherein a tightening nut is threadedly coupled to an exterior of the main inlet pipe.
7. The foam generator as set forth in claim 1, wherein said connecting member is a quick-change head, said connecting member being stainless steel;
the first shell, the second shell and the third shell are all made of corrosion-resistant rubber or polytetrafluoroethylene.
8. The foam generator according to claim 1, wherein a limit groove is formed on an inner wall of the first housing, and a limit member is formed on an outer wall of the gas-liquid accommodating chamber, and the limit member is matched with the limit groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169221.2U CN211988060U (en) | 2020-02-14 | 2020-02-14 | Foam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169221.2U CN211988060U (en) | 2020-02-14 | 2020-02-14 | Foam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211988060U true CN211988060U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020169221.2U Active CN211988060U (en) | 2020-02-14 | 2020-02-14 | Foam generator |
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| CN (1) | CN211988060U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368719A (en) * | 2021-08-13 | 2021-09-10 | 中国石油集团川庆钻探工程有限公司 | High-pressure foam generating device suitable for downhole operation under different working conditions and preparation method |
| CN114602867A (en) * | 2022-03-25 | 2022-06-10 | 力奇有限公司 | Foam generating device and cleaning machine |
-
2020
- 2020-02-14 CN CN202020169221.2U patent/CN211988060U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368719A (en) * | 2021-08-13 | 2021-09-10 | 中国石油集团川庆钻探工程有限公司 | High-pressure foam generating device suitable for downhole operation under different working conditions and preparation method |
| CN114602867A (en) * | 2022-03-25 | 2022-06-10 | 力奇有限公司 | Foam generating device and cleaning machine |
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