CN217836747U - Full-plastic spray head structure - Google Patents
Full-plastic spray head structure Download PDFInfo
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- CN217836747U CN217836747U CN202221861910.5U CN202221861910U CN217836747U CN 217836747 U CN217836747 U CN 217836747U CN 202221861910 U CN202221861910 U CN 202221861910U CN 217836747 U CN217836747 U CN 217836747U
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Abstract
The utility model relates to a plastic shower nozzle structure, including the pump body, pump housing, piston rod, piston, headgear, plastic spring, piston seat. The plastic spring is provided with an inner channel which is communicated up and down, and the material guide channel, the inner cavity of the plastic spring and the material feeding channel are communicated with each other to form a material conveying channel; the upper part of the piston seat is sleeved on the inner side of the piston rod and moves synchronously with the piston rod, the lower part of the piston seat is positioned below the piston rod and expands outwards to form a structure with a trapezoidal cross section, the top of the trapezoidal structure forms a supporting table for supporting the inner edge and the lower edge of the piston, and the supporting table is provided with a ventilation port which is communicated up and down. The utility model discloses utilize in the week upwards confined plastic spring and piston rod, piston seat and the pump body form relative confined material transfer passage jointly, set up ventilative mouthful in the bottom of piston seat, set up the check valve bottom the pump body, when improving material transfer passage leakproofness, set up suitable tonifying qi structure, can in good time tonify and accomplish the transport of powder to improve the stability and the continuity that the powder was carried.
Description
Technical Field
The utility model relates to a cosmetics container pump head technical field specifically indicates a plastic shower nozzle structure.
Background
In the cosmetic field, a bottle body with a spray head is often used for storing materials and is sprayed out by pressing a pump head when in use.
The applicant's prior patent ZL201921281771.7 "a novel shower nozzle improved structure" discloses a structure, it has seted up ventilative mouthful inside the piston, and set up between piston rod and piston can with ventilative mouthful matched with gasket, and simultaneously, the bottom at the pump body has set up the check valve, when the pressure head cap pump material, because produce the negative pressure in the bottle, this negative pressure forces the gasket to open ventilative mouthful, the check valve is opened, thereby make the outside air mend in the bottle, because material output channel and the relative independent arrangement of gas mend the passageway, thereby avoided material output and gas to mend mutual interference, improved ejection of compact stability.
Above-mentioned structure can improve ejection of compact stability, but, receives the restriction of its tonifying qi structure to and the relatively poor characteristics of powder mobility, above-mentioned structure only can be used to carry liquid, and can't carry the powder.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem to prior art's current situation, thereby provide one kind and be applicable to the powder through improving the tonifying qi structure and carry and can improve the all-plastic shower nozzle structure that the powder carried stability.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
an all plastic showerhead construction comprising:
the pump body is provided with a hollow pump cavity, and the bottom of the pump cavity is provided with a material guide channel and a one-way valve which can allow air to descend under the negative pressure state;
the pump sleeve is covered outside the pump body, and the upper part of the pump sleeve is provided with an inner ring which is formed by extending downwards from the top of the pump sleeve in a circular tube shape;
the lower end of the piston rod can be inserted in the pump body in a vertically moving mode, the upper end of the piston rod is exposed out of the inner ring of the pump sleeve, and the top of the piston rod is provided with a feeding channel;
the piston is sleeved at the lower part of the piston rod and can slide up and down in the pump cavity along with the piston rod;
the head cap is sleeved on the upper part of the piston rod, the lower end of the head cap is abutted against the upper end of the piston, and the head cap is provided with a discharge channel which is communicated with the feeding channel and used for outputting materials;
further comprising:
the plastic spring is provided with an inner channel which is communicated up and down, the plastic spring is arranged in the pump cavity and the piston rod, the upper end of the plastic spring is abutted against the inner top wall of the piston rod at the periphery of the feeding channel, the lower end of the plastic spring is abutted against the inner bottom wall of the pump cavity at the periphery of the material guide channel, and the material guide channel, the inner cavity of the plastic spring and the feeding channel are communicated with each other to form a material conveying channel; and
the upper part of the piston seat is sleeved on the inner side of the piston rod and moves synchronously with the piston rod, the lower part of the piston seat is positioned below the piston rod and expands outwards to form a structure with a trapezoidal cross section, the top of the trapezoidal structure forms a supporting table for supporting the inner lower edge of the piston, the supporting table is provided with a ventilation opening which is communicated up and down, and the lower edge of the trapezoidal structure is arranged close to the inner side wall of the pump cavity.
The utility model discloses still including the drainage pole that is used for guiding the material from bottom to top, the drainage pole passes material transfer passage and arranges, the upper end restraint of drainage pole is at the top of pay-off passageway, the lower extreme of drainage pole passes the guide passageway and is arranged in the bottle under. Above-mentioned drainage rod on the one hand seals it with the cooperation of material transfer passage, and on the other hand carries the powder of carrying from bottom to top, improves the stability and the continuity that the powder was carried.
Preferably, the upper end of the drainage rod is provided with a first sealing ring which can fall along with the drainage rod to bear on the top edge of the feeding channel and close the upper port of the feeding channel. The structure can seal the upper port of the feeding channel under the non-use state, and improves the sealing property.
Preferably, the lower extreme edge of guide passageway is provided with downwardly extending and along the guide strip of circumference interval arrangement, is provided with the feeding breach between the adjacent guide strip, be provided with the second sealing washer that can offset with the guide strip lower extreme on the periphery wall of drainage pole. This structure is favorable to improving the leakproofness of material transfer passage lower extreme.
Preferably, a flow guide structure which extends spirally along the axial direction is arranged on the outer peripheral wall of the upper part of the drainage rod, and the flow guide structure is positioned in the plastic spring inner channel and the feeding channel. The structure is beneficial to improving the conveying stability of the powder.
Preferably, a first flow guide sleeve is sleeved on the periphery of the material guide channel, extends downwards to surround the lower end of the drainage rod, and the upper end of the first flow guide sleeve is constrained at the bottom of the pump body.
Preferably, the outer circumferential wall of the lower portion of the drainage rod is provided with a plurality of convex rings which are arranged at intervals along the axial direction, the convex rings are positioned below the material guide channel and in the first flow guide sleeve, the inner wall of the first flow guide sleeve is provided with a flow limiting ring which extends along the radial direction and is arranged close to the drainage rod, and the flow limiting ring is provided with a feeding gap which extends along the radial direction and is used for the material channel.
Preferably, the periphery of the first flow guide sleeve is sleeved with a second flow guide sleeve, the lower end of the second flow guide sleeve is provided with an elastic part for supporting the second flow guide sleeve at the bottom of the bottle body, the elastic part is an elastic rib spirally arranged at the lower end of the suction pipe, the lower end of the elastic rib is connected with a support ring located at the bottom of the bottle body, and the bottom of the support ring is provided with bulges arranged at intervals. And a gap is formed between the inner wall of the second flow guide sleeve and the outer wall of the first flow guide sleeve. By adopting the structure, when the device is used, the second flow guide sleeve, the first flow guide sleeve and the drainage rod can generate displacement difference, so that powder in the bottle body is stirred, and the powder of the material conveying channel is blown, so that the continuity of powder conveying is ensured.
In order to facilitate the limitation of the second flow guide sleeve, the upper end of the second flow guide sleeve is provided with a clamping ring extending inwards along the radial direction, and correspondingly, the peripheral wall of the first flow guide sleeve is provided with a clamping pin capable of being clamped and limited with the clamping ring.
Compared with the prior art, the utility model has the advantages of: the utility model discloses utilize in the week upwards confined plastic spring and piston rod, piston seat and the pump body form relative confined material transfer passage jointly to set up ventilative mouthful in the bottom of piston seat, set up the check valve bottom the pump body, when improving material transfer passage leakproofness, set up suitable tonifying qi structure, thereby can in good time the transport of tonifying qi completion powder, and improve the stability and the continuity that the powder was carried.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a state diagram of the use of FIG. 1;
FIG. 3 is a schematic structural view of a pump body according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the drainage rod in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 4, the all-plastic nozzle structure of the present embodiment includes a pump body 1, a pump housing 2, a piston rod 3, a piston 4, a head cap 5, a plastic spring 6, and a piston seat 7.
The pump body 1 is provided with a hollow pump cavity 11, and the bottom of the pump cavity 11 is provided with a material guide channel 12 and a one-way valve 13 which can allow air to descend under the negative pressure state; the pump sleeve 2 is sleeved outside the pump body 1, and the upper part of the pump sleeve 2 is provided with an inner ring 21 which is formed by extending downwards from the top of the pump sleeve 2 in a circular tube shape; the lower end of the piston rod 3 can be inserted in the pump body 1 in a way of moving up and down, the upper end is exposed out of the inner ring 21 of the pump sleeve 2, and the top is provided with a feeding channel 31; the piston 4 is sleeved at the lower part of the piston rod 3 and can slide up and down in the pump cavity 11 along with the piston rod 3; the head cap 5 is covered on the upper part of the piston rod 3, the lower end of the head cap is propped against the upper end of the piston 4, and the head cap 5 is provided with a discharging channel 51 which is communicated with the feeding channel 31 and used for outputting materials.
The plastic spring 6 can extend in the vertical direction and is provided with an inner channel 61 which is penetrated up and down, the plastic spring 6 is arranged in the pump cavity 11 and the piston rod 3, the upper end of the plastic spring is propped against the inner top wall of the piston rod 3 at the periphery of the feeding channel 31, the lower end of the plastic spring is propped against the inner bottom wall of the pump cavity 11 at the periphery of the material guide channel 12, and the material guide channel 12, the inner cavity of the plastic spring 6 and the feeding channel 31 are mutually communicated to form a material conveying channel.
The upper part of the piston seat 7 is sleeved on the inner side of the piston rod 3 and moves synchronously with the piston rod 3, the lower part is positioned below the piston rod 3 and expands outwards to form a structure with a trapezoidal cross section, the top of the trapezoidal structure 71 forms a support platform 711 for supporting the inner lower edge of the piston 4, the support platform 711 is provided with a ventilation port 712 which is communicated up and down, and the lower edge of the trapezoidal structure 71 is arranged close to the inner side wall of the pump cavity 11.
The embodiment also comprises a drainage rod 8 for guiding the materials from bottom to top, the drainage rod 8 is arranged by penetrating through the material conveying channel, the upper end of the drainage rod 8 is restricted at the top of the feeding channel 31, and the lower end of the drainage rod 8 penetrates through the material guiding channel 12 and is positioned in the bottle 100 below. Above-mentioned drainage rod 8 seals it with the cooperation of material transfer passage on the one hand, and on the other hand carries the powder of carrying from bottom to top, improves the stability and the continuity that the powder was carried.
The upper end of the flow guiding rod 8 is provided with a first sealing ring 81 which can fall along with the flow guiding rod 8, bear on the top edge of the feeding channel 31 and close the upper port of the feeding channel 31. The structure can seal the upper port of the feeding channel under the non-use state, and improves the sealing property.
The lower extreme edge of guide channel 12 is provided with downwardly extending and along the guide strip 121 of circumference interval arrangement, is provided with feeding breach 122 between the adjacent guide strip 121, is provided with the second sealing washer 82 that can offset with the guide strip lower extreme on the periphery wall of drainage rod 8. This structure is favorable to improving the leakproofness of material transfer passage lower extreme.
The outer peripheral wall of the upper part of the drainage rod 8 is provided with a flow guide structure 83 which extends spirally along the axial direction, and the flow guide structure 83 is positioned in the plastic spring inner channel 61 and the feeding channel 31. The structure is beneficial to improving the conveying stability of the powder.
A first flow guide sleeve 10 is sleeved on the periphery of the material guide channel 12, the first flow guide sleeve 10 extends downwards to surround the lower end of the drainage rod 8, and the upper end of the first flow guide sleeve 10 is restrained at the bottom of the pump body 1.
A plurality of convex rings 84 which are arranged at intervals along the axial direction are arranged on the outer peripheral wall of the lower part of the drainage rod 8, the convex rings 84 are positioned below the material guide channel 52 and in the first flow guide sleeve 10, a flow limiting ring 101 which extends along the radial direction and is arranged close to the drainage rod 8 is arranged on the inner wall of the first flow guide sleeve 10, and a feeding gap 102 which extends along the radial direction and is used for a material channel is arranged on the flow limiting ring 101.
The second flow guiding sleeve 20 is sleeved on the periphery of the first flow guiding sleeve 10, the lower end of the second flow guiding sleeve 20 is provided with an elastic part 201 for supporting the second flow guiding sleeve at the bottom of the bottle 100, the elastic part 201 is an elastic rib spirally arranged at the lower end of the suction pipe, the lower end of the elastic rib is connected with a supporting ring 202 located at the bottom of the bottle 100, and the bottom of the supporting ring 202 is provided with protrusions 203 arranged at intervals. A gap 204 is formed between the inner wall of the second flow guide sleeve 20 and the outer wall of the first flow guide sleeve 10. By adopting the structure, when the bottle is used, the second flow guide sleeve 20, the first flow guide sleeve 10 and the flow guide rod 8 generate displacement difference, so that powder in the bottle body 100 is stirred, and the powder of the material conveying channel is agitated, so that the continuity of powder conveying is ensured.
In order to limit the second flow guiding sleeve 20, a collar 205 extending radially inward is disposed at the upper end of the second flow guiding sleeve 20, and correspondingly, a clamping foot 103 capable of being clamped and limited with the collar 205 is disposed on the outer peripheral wall of the first flow guiding sleeve 10.
The embodiment utilizes the plastic spring 6 which is sealed in the circumferential direction to jointly form a relatively sealed material conveying channel with the piston rod 3, the piston seat 7 and the pump body 1, the bottom of the piston seat 7 is provided with the ventilation port 712, the bottom of the pump body 1 is provided with the one-way valve 13, and the material conveying channel is improved in tightness and simultaneously provided with a proper air supplementing structure, so that the powder can be supplemented with air timely to complete the conveying of the powder, and the stability and the continuity of the powder conveying are improved.
By using the nozzle structure of the embodiment, when the head cap 5 is pressed, the piston 4 and the piston rod 3 relatively move to form a closed space, the piston 4 moves downwards, the check valve 13 on the pump body 1 is opened, gas is filled into the bottle body 100, the gas pressure in the bottle body 100 is increased, and a gas pressure difference is generated from the second flow guide sleeve 20 to the outlet of the head cap 5, so that powder is blown out of the bottle body 100 to form a discharging effect; when the pressure of the head cap 5 is released, the elasticity of the plastic spring 6 promotes the piston 4 to move upwards, the pump body 1 generates negative pressure, the head cap 5 can reset when the negative pressure needs to be eliminated, and the elimination of the negative pressure of the pump body 1 promotes the piston 4 and the piston rod 3 to be opened through the friction force of the piston 4 and the pump body 1, so that the gas is supplemented into the pump body 1; due to the poor powder flowability, the powder in the bottle and the channel powder are stirred through the displacement difference of the first flow guide sleeve 10, the second flow guide sleeve 20 and the drainage rod 8, and the powder spraying continuity is ensured.
Terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like, are used in the specification and claims of the present invention to describe various example structural parts and elements of the present invention, but these terms are used herein only for convenience of description and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.
Claims (10)
1. An all plastic showerhead construction comprising:
the pump body is provided with a hollow pump cavity, and the bottom of the pump cavity is provided with a material guide channel and a one-way valve which can allow air to descend under the negative pressure state;
the pump sleeve is covered outside the pump body, and the upper part of the pump sleeve is provided with an inner ring which is formed by extending downwards from the top of the pump sleeve in a circular tube shape;
the lower end of the piston rod can be inserted in the pump body in a vertically moving mode, the upper end of the piston rod is exposed out of the inner ring of the pump sleeve, and the top of the piston rod is provided with a feeding channel;
the piston is sleeved at the lower part of the piston rod and can slide up and down in the pump cavity along with the piston rod;
the head cap is sleeved on the upper part of the piston rod, the lower end of the head cap is abutted against the upper end of the piston, and the head cap is provided with a discharge channel which is communicated with the feeding channel and used for outputting materials;
it is characterized by also comprising:
the plastic spring is provided with an inner channel which is communicated up and down, the plastic spring is arranged in the pump cavity and the piston rod, the upper end of the plastic spring is abutted against the inner top wall of the piston rod at the periphery of the feeding channel, the lower end of the plastic spring is abutted against the inner bottom wall of the pump cavity at the periphery of the material guide channel, and the material guide channel, the inner cavity of the plastic spring and the feeding channel are communicated with each other to form a material conveying channel; and
the upper part of the piston seat is sleeved on the inner side of the piston rod and moves synchronously along with the piston rod, the lower part of the piston seat is positioned below the piston rod and expands outwards to form a structure with a trapezoidal cross section, the top of the trapezoidal structure forms a supporting platform for supporting the inner lower edge of the piston, the supporting platform is provided with a ventilation opening which is communicated up and down, and the lower edge of the trapezoidal structure is close to the inner side wall of the pump cavity.
2. The all-plastic sprinkler structure of claim 1, wherein: the material guide device is characterized by further comprising a drainage rod for guiding materials from bottom to top, the drainage rod penetrates through the material conveying channel to be arranged, the upper end of the drainage rod is restrained at the top of the material conveying channel, and the lower end of the drainage rod penetrates through the material guide channel and is located in the bottle body below the material guide channel.
3. The all-plastic sprinkler structure of claim 2, wherein: the upper end of the drainage rod is provided with a first sealing ring which can fall along with the drainage rod to bear on the edge of the top of the feeding channel and close the upper port of the feeding channel.
4. The all-plastic sprinkler structure of claim 2, wherein: the lower extreme edge of guide passageway is provided with downwardly extending and along the gib block of circumference interval arrangement, is provided with the feeding breach between the adjacent gib block, be provided with the second sealing washer that can offset with the gib block lower extreme on the periphery wall of drainage pole.
5. The all-plastic sprinkler structure of claim 2, wherein: the periphery wall on drainage pole upper portion is provided with along the water conservancy diversion structure of axial spiral extension, and this water conservancy diversion structure is located in plastics spring inner channel and the pay-off passageway.
6. The all-plastic sprinkler structure of claim 2, wherein: the periphery of the material guide channel is sleeved with a first flow guide sleeve, the first flow guide sleeve extends downwards to surround the lower end of the drainage rod, and the upper end of the first flow guide sleeve is restrained at the bottom of the pump body.
7. The all-plastic sprinkler structure of claim 6, wherein: the outer peripheral wall of the lower portion of the drainage rod is provided with a plurality of convex rings which are arranged at intervals along the axial direction, the convex rings are positioned below the material guide channel and inside the first flow guide sleeve, the inner wall of the first flow guide sleeve is provided with a flow limiting ring which extends along the radial direction and is arranged close to the drainage rod, and a feeding gap which extends along the radial direction and is used for the material channel is formed in the flow limiting ring.
8. The all-plastic sprinkler structure of claim 6, wherein: the periphery of the first flow guide sleeve is sleeved with a second flow guide sleeve, the lower end of the second flow guide sleeve is provided with an elastic part for supporting the second flow guide sleeve at the bottom of the bottle body, the elastic part is an elastic rib spirally arranged at the lower end of the suction pipe, the lower end of the elastic rib is connected with a support ring located at the bottom of the bottle body, and the bottom of the support ring is provided with bulges which are arranged at intervals.
9. The all-plastic sprinkler structure of claim 8, wherein: and a gap is formed between the inner wall of the second flow guide sleeve and the outer wall of the first flow guide sleeve.
10. The all-plastic sprinkler structure of claim 8, wherein: second water conservancy diversion cover upper end is provided with along the rand of radial inward extension, and is corresponding, be provided with on the periphery wall of first water conservancy diversion cover can with the spacing card foot of this rand joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221861910.5U CN217836747U (en) | 2022-07-19 | 2022-07-19 | Full-plastic spray head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221861910.5U CN217836747U (en) | 2022-07-19 | 2022-07-19 | Full-plastic spray head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217836747U true CN217836747U (en) | 2022-11-18 |
Family
ID=84036742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221861910.5U Active CN217836747U (en) | 2022-07-19 | 2022-07-19 | Full-plastic spray head structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217836747U (en) |
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2022
- 2022-07-19 CN CN202221861910.5U patent/CN217836747U/en active Active
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