CN219356610U - Foam nozzle and pistol pump with same - Google Patents
Foam nozzle and pistol pump with same Download PDFInfo
- Publication number
- CN219356610U CN219356610U CN202320367149.8U CN202320367149U CN219356610U CN 219356610 U CN219356610 U CN 219356610U CN 202320367149 U CN202320367149 U CN 202320367149U CN 219356610 U CN219356610 U CN 219356610U
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- China
- Prior art keywords
- liquid
- foam
- nozzle
- pump
- pistol
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- 239000006260 foam Substances 0.000 title claims abstract description 59
- 239000007788 liquid Substances 0.000 claims abstract description 100
- 238000005187 foaming Methods 0.000 claims abstract description 33
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007921 spray Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 4
- 239000003599 detergent Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a foam nozzle, which comprises a nozzle body, wherein the nozzle body is detachably connected with a grid foaming head, the nozzle body is provided with an end wall communicated with a liquid spraying outlet of a pistol pump, the end wall is provided with a water rotating groove and a spraying opening, when the pistol pump pumps liquid out of the liquid spraying outlet to the end wall, the liquid is guided to rotate under the water rotating groove and sprayed out through the spraying opening, the grid foaming head comprises an inner cylinder with a smooth inner wall, the smooth inner wall encloses a mixing cavity coaxial with the spraying opening, and the end surface of the grid foaming head is provided with a mesh screen. Because the nozzle main body is provided with the water rotating groove for guiding the liquid to rotate, the water rotating groove can guide the liquid pumped by the pistol pump to rotate, and the centrifugal force generated by rotation drives the liquid to be fully dispersed and homogenized, so that the liquid obtains good uniform mixing effect, is more stable when being sprayed out by the nozzle main body, and can generate rich, dense and foam with good foam stability after being mixed with air through the grid foaming head.
Description
Technical Field
The utility model relates to the technical field of pistol pumps, in particular to a foam nozzle and a pistol pump with the same.
Background
The pistol pump is a device for sucking the liquid in the bottle into the pump body by a trigger to spray the liquid in a predetermined shape within a predetermined number of times, and has been widely used in the pharmaceutical and daily chemical industries. The existing pistol pumps can be divided into a spray pistol pump and a foam pistol pump according to different installed nozzles, wherein the foam pistol pump mixes liquid in the pump with external air through a foam nozzle to generate foam spraying. Foam pistol pumps are commonly used for detergents, and the use experience and cleaning effect of detergents are closely related to the amount of foam generated by pressing the pistol pump once, so how to generate a dense foam through the foam nozzle constitutes a problem that the current pistol pump needs to be studied.
Disclosure of Invention
In view of the above, an object of the present utility model is to provide a foam nozzle which is rich and dense in foam and has good foam stability, and a pistol pump with the nozzle.
The utility model adopts the technical proposal for solving the technical problems that:
the utility model provides a foam nozzle, includes the nozzle body, nozzle body detachably is connected with the net foaming head, the nozzle body is provided with a rivers chamber that links to each other with pistol pump hydrojet export, rivers chamber bottom is provided with whirl groove and jet orifice, when the pistol pump pumps liquid jet to by hydrojet export rivers chamber, liquid guide under the whirl groove takes place to rotate and spout through the jet orifice, net foaming head includes an inner tube that has smooth inner wall, smooth inner wall encloses into with the coaxial mixing chamber of jet orifice, net foaming head end face is provided with the mesh screen, when the pistol pump pumps liquid gets into through the jet orifice the mixing chamber, liquid impact smooth inner wall and with air mixing in the mixing chamber forms foam bubble, foam bubble impact further produces foam behind the mesh screen and discharges to the external world.
Preferably, the mesh screen is formed by staggering a plurality of ribs, and uniform cells are formed among the ribs.
Preferably, a clamping structure capable of preventing the grid foaming head from falling out of the nozzle body is arranged between the nozzle body and the grid foaming head.
Preferably, the clamping structure comprises a plurality of clamping blocks arranged on the nozzle main body, the grid foaming head further comprises an outer cylinder, a plurality of reinforcing ribs are connected between the inner cylinder and the outer cylinder, clamping grooves for clamping the clamping blocks are formed between the inner cylinder and the outer cylinder, and when the clamping blocks are clamped with the clamping grooves, the end faces of the clamping blocks are abutted to the reinforcing ribs.
Preferably, the clamping structure is provided with a limit convex part and a limit concave part which are mutually clamped, one of the limit convex part and the limit concave part is arranged on the clamping block, and the other is arranged on the outer wall of the inner cylinder.
Preferably, a plurality of the cartridges are uniformly distributed along the outer circumference of the nozzle body.
Preferably, the clamping blocks form a plurality of air inlet grooves, and external air can enter the mixing cavity through the air inlet grooves.
Preferably, the grid foaming head is integrally injection molded.
The pistol pump with the foam nozzle comprises a pump body, a lock cover is connected to the lower portion of the pump body, a liquid spraying channel is arranged in the pump body, a foam nozzle is connected to an outlet of the liquid spraying channel, a liquid outlet channel and a liquid inlet channel which are separated up and down are arranged in the pump body, the liquid outlet channel is communicated with the liquid spraying channel, a liquid guiding cavity is arranged on the side of the liquid outlet channel and the side of the liquid inlet channel, the upper portion of the liquid guiding cavity is always communicated with the liquid outlet channel through a normal opening, a suction plug is arranged in the liquid guiding cavity, a trigger capable of driving the suction plug to do left and right piston movement in the liquid guiding cavity is hinged to the pump body, a spring arm capable of pushing the pump body and driving the trigger to reset is arranged on the trigger, and a lateral one-way valve capable of opening the liquid guiding cavity and the liquid inlet channel during reset movement of the suction plug is arranged between the liquid guiding cavity and the liquid inlet channel.
Compared with the prior art, the utility model has the beneficial effects that: because the nozzle main body is provided with the water rotating groove for guiding the liquid to rotate, the water rotating groove can guide the liquid pumped by the pistol pump to rotate, and the centrifugal force generated by rotation drives the liquid to be fully dispersed and homogenized, so that the liquid obtains good uniform mixing effect, is more stable when being sprayed out by the nozzle main body, and can generate rich, dense and foam with good foam stability after being mixed with air through the grid foaming head.
Drawings
FIG. 1 is a schematic view of the overall structure of a foam nozzle according to the present utility model;
FIG. 2 is a schematic exploded view of the foam nozzle of the present utility model;
FIG. 3 is a left side view of the lattice foam head of the present utility model;
FIG. 4 is a right side view of the lattice foam head of the present utility model;
FIG. 5 is a cross-sectional view of a mesh foaming head of the present utility model;
FIG. 6 is a left side view of the nozzle body of the present utility model;
FIG. 7 is a right side view of the nozzle body of the present utility model;
FIG. 8 is a cross-sectional view of a foam nozzle of the present utility model;
fig. 9 is a schematic view of the overall construction of the pistol pump of the present utility model;
fig. 10 is a cross-sectional view of a pistol pump of the present utility model;
fig. 11 is an enlarged view of a portion a in fig. 10.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1 to 8, the present utility model provides a foam nozzle comprising a nozzle body 1, the nozzle body 1 is detachably connected with a mesh foaming head 2, the nozzle body is provided with a water flow cavity 11 communicated with a spray outlet of a pistol pump, a water rotating groove 13 and a spray opening 12 are arranged at the bottom of the water flow cavity 11, when the pistol pump pumps out liquid from the spray outlet to spray to the water flow cavity 11, the liquid is guided to rotate under the water rotating groove 13 and is sprayed out through the spray opening 12, the mesh foaming head 2 comprises an inner cylinder 21 with a smooth inner wall 211, the smooth inner wall 211 surrounds a mixing cavity 212 coaxial with the spray opening 12, a mesh screen 22 is arranged at the end surface of the mesh foaming head 2, when the pistol pump pumps out the liquid into the mixing cavity 212 through the spray opening 12, the liquid impacts the smooth inner wall 211 and is mixed with air in the mixing cavity 212 to form foam bubbles, and the foam bubbles further generate foam after impacting the mesh screen 22 and are discharged to the outside. The rotary water tank 13 can guide the liquid pumped by the pistol pump to perform rotary motion, and centrifugal force generated by rotation drives the liquid to be fully dispersed and homogenized, so that the liquid obtains good mixing effect, is more stable when being sprayed out by the nozzle main body 1, and can generate rich, dense and good foam after being mixed with air through the grid foaming head 2. In addition, since the mesh foaming head 2 is detachably connected to the nozzle body 1, when liquid foaming is not required, the mesh foaming head 2 can be directly detached, and the liquid is directly sprayed out from the spraying port 12, so that spray spraying is realized, and convenience and rapidness are realized.
Referring to fig. 3 to 5, the mesh screen 22 is formed by a plurality of ribs 221 which are staggered, uniform cells 222 are formed between the ribs 221, after the liquid ejected from the ejection port 12 hits the smooth inner wall 211 of the inner cylinder 21 and is mixed with air in the mixing chamber 212 to form foam bubbles, the foam bubbles are concentrated in the mixing chamber 212 where the foam bubbles hit the surface of the ribs 221 and are further mixed with the air in the chamber to enhance the generation of foam, the consistency of the foam is promoted, and finally the foam is ejected outside through the cells 222.
Referring to fig. 1 to 8, a clamping structure capable of preventing the grid foaming head 2 from falling out of the nozzle body 1 is arranged between the nozzle body 1 and the grid foaming head 2, so that the grid foaming head 2 is prevented from falling off due to external vibration during product transportation or other daily activities.
In this embodiment, the clamping structure includes a plurality of fixture blocks 14 that set up on nozzle main part 1, and net foaming head 2 still includes urceolus 23, is connected with a plurality of strengthening ribs 24 between inner tube 21 and the urceolus 23, forms the draw-in groove 25 that supplies fixture block 14 joint between inner tube 21 and the urceolus 23, and when fixture block 14 and draw-in groove 25 looks joint, the terminal surface butt of fixture block 14 in strengthening rib 24 inserts fixture block 14 draw-in groove 25 can realize being connected of net foaming head 2 and nozzle main part 1, convenient and fast, has promoted packaging efficiency.
In this embodiment, the clamping structure is provided with a limiting convex portion 26 and a limiting concave portion 15 which are clamped with each other, one of the limiting convex portion 26 and the limiting concave portion 15 is disposed on the clamping block 14, the other is disposed on the outer wall of the inner cylinder 21, and when the grid foaming head 2 is connected with the nozzle body 1, the limiting convex portion 26 and the limiting concave portion 15 are clamped with each other, so that the grid foaming head 2 can be prevented from moving in a direction away from the nozzle body 1.
In this embodiment, the plurality of clips 14 are uniformly distributed along the outer circumference of the nozzle body 1, and the stress is uniform.
Referring to fig. 8 to 11, the cartridges 14 form a plurality of air inlet grooves 16 with each other, external air may enter the mixing chamber 212 through the air inlet grooves 16, and since the diameter of the injection port 12 is smaller than that of the mixing chamber 212, when liquid is injected into the mixing chamber 212 through the injection port 12, negative pressure is generated in the mixing chamber 212, so that the external air is largely sucked into the mixing chamber 212 through the air inlet grooves 16 and sufficiently mixed with the liquid, and the efficiency of foam generation is significantly improved.
In this embodiment, the mesh foaming head 2 is integrally injection molded, which is convenient for production and manufacture.
Referring to fig. 9 to 11, the present utility model proposes a pistol pump using the above foam nozzle, the pistol pump comprises a pump body 3, a lock cover 4 is connected to the lower portion of the pump body 3, a liquid spraying channel 31 is provided in the pump body 3, a foam nozzle 32 is connected to the outlet of the liquid spraying channel 31, a liquid outlet channel 33 and a liquid inlet channel 34 are provided in the pump body 3, which are separated up and down, wherein the liquid outlet channel 33 is communicated with the liquid spraying channel 31, a liquid guiding cavity 35 is provided at the side of the liquid outlet channel 33 and the liquid inlet channel 34, the upper portion of the liquid guiding cavity 35 is always communicated with the liquid outlet channel 33 through a normal opening 36, a suction plug 5 is provided in the liquid guiding cavity 35, a trigger 6 capable of driving the suction plug 5 to move left and right in the liquid guiding cavity 35 is hinged on the pump body 3, a spring arm 61 capable of pushing against the pump body 3 and driving the trigger 6 to reset the suction plug 5 is provided between the liquid guiding cavity 35 and the liquid inlet channel 34, and a lateral one-way valve 7 capable of opening the liquid guiding cavity 35 and the liquid inlet channel 34 when the suction plug 5 resets.
The liquid inlet channel 34 is used for being communicated with the suction pipe 8 inserted into the bottle, the lateral one-way valve 7 is arranged between the liquid guiding cavity 35 and the liquid inlet channel 34, when the trigger 6 is sprung by the spring arm 61 to enable the suction plug 5 to move outwards, the volume of the liquid guiding cavity 35 is enlarged, negative pressure is generated, the negative pressure directly acts on the lateral one-way valve 7, the lateral one-way valve 7 is opened, and liquid in the bottle enters the liquid guiding cavity 35 through the suction pipe 8 and the liquid inlet channel 34, so that the liquid inlet efficiency is high. When the trigger 6 is pulled, the solution in the liquid guiding cavity 35 can rapidly push the lateral one-way valve 7 to close under the pushing of the suction plug 5, so that the liquid is prevented from flowing back into the bottle; by adopting the normal opening 36 to always communicate the liquid introducing chamber 35 and the liquid outlet passage 33, the explosive force can be increased when the solution flows out from the liquid introducing chamber 35 to the liquid outlet passage 33 when the trigger 6 is pulled.
The above is only a preferred embodiment of the present utility model, and the technical solutions for achieving the object of the present utility model by substantially the same means are all within the scope of protection of the present utility model.
Claims (9)
1. The utility model provides a foam nozzle, its characterized in that includes nozzle body (1), nozzle body (1) detachably is connected with net foaming head (2), nozzle body (1) is provided with a rivers chamber (11) that are linked together with pistol pump hydrojet export, rivers chamber (11) chamber bottom is provided with whirl groove (13) and jet orifice (12), when pistol pump liquid jet reaches rivers chamber (11) by hydrojet export, liquid is guided under whirl groove (13) and is taken place rotatoryly and spout through jet orifice (12), net foaming head (2) include one have smooth inner wall (211) inner tube (21), smooth inner wall (211) enclose with jet orifice (12) coaxial hybrid chamber (212), net foaming head (2) terminal surface is provided with mesh screen (22), when pistol pump liquid passes through jet orifice (12) entering hybrid chamber (212), liquid assaults smooth inner wall (211) and mixes with the air in hybrid chamber (212) and forms foam mesh screen (22) and further discharges after foam mesh screen foam bubble production.
2. A foam nozzle according to claim 1, characterized in that the mesh screen (22) is formed by a staggered arrangement of ribs (221), the ribs (221) forming uniform cells (222) between them.
3. A foam nozzle according to claim 1, characterized in that a clamping structure capable of preventing the lattice foam head (2) from falling out of the nozzle body (1) is arranged between the nozzle body (1) and the lattice foam head (2).
4. A foam nozzle according to claim 3, characterized in that the clamping structure comprises a plurality of clamping blocks (14) arranged on the nozzle main body (1), the grid foaming head (2) further comprises an outer cylinder (23), a plurality of reinforcing ribs (24) are connected between the inner cylinder (21) and the outer cylinder (23), clamping grooves (25) for clamping the clamping blocks (14) are formed between the inner cylinder (21) and the outer cylinder (23), and when the clamping blocks (14) are clamped with the clamping grooves (25), the end faces of the clamping blocks (14) are abutted against the reinforcing ribs (24).
5. The foam nozzle according to claim 4, wherein the clamping structure is provided with a limiting convex part (26) and a limiting concave part (15) which are mutually clamped, one of the limiting convex part (26) and the limiting concave part (15) is arranged on the clamping block (14), and the other is arranged on the outer wall of the inner cylinder (21).
6. A foam nozzle according to claim 4, characterized in that a plurality of said clips (14) are evenly distributed along the periphery of said nozzle body (1).
7. A foam nozzle according to claim 4, characterized in that the clamping blocks (14) form a number of air inlet channels (16) with each other, through which air inlet channels (16) external air can enter the mixing chamber (212).
8. A foam nozzle according to claim 1, characterized in that the mesh foaming head (2) is injection molded in one piece.
9. A pistol pump with a foam nozzle according to any one of claims 1-8, characterized in that the pistol pump comprises a pump body (3), the lower part of the pump body (3) is connected with a lock cover (4), a liquid spraying channel (31) is arranged in the pump body (3), the outlet of the liquid spraying channel (31) is connected with a foam nozzle (32), a liquid outlet channel (33) and a liquid inlet channel (34) which are separated up and down are arranged in the pump body (3), wherein the liquid outlet channel (33) is communicated with the liquid spraying channel (31), a liquid guiding cavity (35) is arranged at the side of the liquid outlet channel (33) and the liquid inlet channel (34), the upper part of the liquid guiding cavity (35) is always communicated with the liquid outlet channel (33) through a normal opening (36), a suction plug (5) is arranged in the liquid guiding cavity (35), a trigger (6) capable of driving the suction plug (5) to move in the liquid guiding cavity (35) in a left-right piston (38) is hinged on the pump body (3), a trigger (6) is arranged on the trigger (6) and drives a trigger arm (51) capable of pushing the suction plug (3) to reset, a lateral one-way valve (7) which can open the liquid guiding cavity (35) and the liquid inlet channel (34) to be communicated when the suction plug (5) moves in a resetting way is arranged between the liquid guiding cavity (35) and the liquid inlet channel (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320367149.8U CN219356610U (en) | 2023-03-01 | 2023-03-01 | Foam nozzle and pistol pump with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320367149.8U CN219356610U (en) | 2023-03-01 | 2023-03-01 | Foam nozzle and pistol pump with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219356610U true CN219356610U (en) | 2023-07-18 |
Family
ID=87147712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320367149.8U Active CN219356610U (en) | 2023-03-01 | 2023-03-01 | Foam nozzle and pistol pump with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219356610U (en) |
-
2023
- 2023-03-01 CN CN202320367149.8U patent/CN219356610U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.21 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province 528437 Patentee after: Guangdong Meijieshi Holdings Co.,Ltd. Address before: No.21 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province 528437 Patentee before: MAJESTY PACKAGING SYSTEMS Ltd. |