CN217339648U - Press pump nasal spray press head assembly - Google Patents
Press pump nasal spray press head assembly Download PDFInfo
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- CN217339648U CN217339648U CN202220951933.9U CN202220951933U CN217339648U CN 217339648 U CN217339648 U CN 217339648U CN 202220951933 U CN202220951933 U CN 202220951933U CN 217339648 U CN217339648 U CN 217339648U
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Abstract
A pressing pump nose spray pressing head assembly comprises a pressing head, a fog point and a center column, wherein the inner wall of an installation cavity is provided with at least two annular clamping grooves; the fog point comprises a head part, a body part, a middle column cavity and a fog hole, wherein the body part is provided with at least two annular clamping tongues; the middle column comprises a plurality of arc-shaped blocks arranged at the lower end, and a buffer hole and a radial groove which are arranged at the end part, wherein a guide groove is formed by a gap between every two adjacent arc-shaped blocks, and the radial groove is intersected with the buffer hole and communicated with the guide groove; the center pillar is established in the center pillar intracavity, and the somatic part inserts the installation intracavity, and ring shape block tongue and convex draw-in groove gomphosis, the laminating of circular arc piece and end cylindrical cavity wall, center pillar and top cylindrical cavity closely cooperate. The fog point adopts the design of a head part and a body part, and the center column is positioned in a center column cavity of the fog point; the double-buckle line interference fit effectively prevents the problem of looseness caused by high-temperature baking deformation, and has firm connection, good and stable atomization performance.
Description
Technical Field
The utility model relates to a nasal spray subassembly for pressing pump.
Background
In the prior art, as shown in fig. 7, a pressing pump nose spray pressing head assembly comprises a pressing head 1, a fog point 2 and a middle column 3, wherein the pressing head 1 is provided with a liquid inlet pipe 1A, a liquid outlet channel 1B and an installation cavity 1C communicated with the liquid outlet channel; the upper end of the center pillar is inserted into the fog point, and the fog point 2 and the center pillar 3 are installed together in the installation cavity.
For example, chinese patent 202122447623.1, a binary negative valve, which comprises a button, a fog point, a sealing cup, a sealing gasket, a valve core, a valve chamber, a liquid guiding tube and a pressure spring, as shown in fig. 1. The problems exist that: after high-temperature baking, the plastic expands in different courses, the matching performance is reduced, the matching strength of the mist point and the nozzle is weakened, the mist point and the nozzle move forwards due to looseness seriously, and a gap is formed between the mist point and the middle column in a matching manner; when the atomizing nozzle is used, atomization is poor, and the phenomenon of straight line spraying of the atomization effect can occur in severe cases.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the nasal spray pressing head component of the pressing pump has the characteristics of firm connection and reliable atomization performance.
The utility model discloses a realize like this: the utility model provides a press pump nose and spout according to first subassembly, includes according to head, cloud point and center pillar, is equipped with feed liquor pipe, liquid outlet channel and the communicating installation cavity of liquid outlet channel on according to the head, its characterized in that: at least two annular clamping grooves are formed in the inner wall of the mounting cavity;
the fog point comprises a head part, a body part, a middle column cavity and a fog hole, wherein the middle column cavity comprises a bottom cylindrical cavity, a conical cavity, a top cylindrical cavity, axial grooves arranged on the conical cavity and the top cylindrical cavity and a right-handed or left-handed groove arranged on a top plate of the top cylindrical cavity, and the right-handed or left-handed groove is communicated with the fog hole;
the body part is provided with at least two annular clamping tongues;
the middle column comprises a plurality of arc-shaped blocks arranged at the lower end, and a buffer hole and a radial groove which are arranged at the end part, wherein a guide groove is formed by a gap between every two adjacent arc-shaped blocks, and the radial groove is intersected with the buffer hole and communicated with the guide groove;
the center pillar is established in the center pillar intracavity, and the somatic part inserts the installation intracavity, and ring shape block tongue and convex draw-in groove gomphosis, the laminating of circular arc piece and end cylindrical cavity wall, center pillar and top cylindrical cavity closely cooperate.
The pressing pump nose spray pressing head component is characterized in that: the fog holes comprise bottom cylindrical holes, middle frustum-shaped hole parts and top cylindrical holes.
The pressing pump nose spray pressing head component is characterized in that: the cloud point and the center pillar are made of plastic materials.
The pressing pump nose spray pressing head component is characterized in that: the center pillar is in interference fit with the center pillar cavity.
The utility model relates to a nasal spray pressing head component of a pressing pump, wherein the cloud point adopts the design of a head part and a body part, and a center post is positioned in a center post cavity of the cloud point; the double-buckle line interference fit effectively prevents the problem of looseness caused by high-temperature baking deformation, and has firm connection, good and stable atomization performance.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is one of the exploded perspective views of the present invention.
Fig. 5 is a second exploded perspective view of the present invention.
Fig. 6 is a bottom view of the cloud point of the present invention.
Fig. 7 is a perspective view of the cloud point of the present invention.
Fig. 8 is a cross-sectional view of the prior art.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1, a pressing pump nose spray pressing head 1 assembly comprises a pressing head 1, a fog point 2 and a central column 3, wherein a liquid inlet pipe 1A, a liquid outlet channel 1B and a mounting cavity 1C communicated with the liquid outlet channel are arranged on the pressing head 1, and two annular clamping grooves 1C1 are arranged on the inner wall of the mounting cavity 1C;
the fog point 2 comprises a head part 21, a body part 22, a middle column cavity 23 and a fog hole 24, wherein the middle column cavity 23 comprises a bottom cylindrical cavity 231, a conical cavity 232, a top cylindrical cavity 233, an axial groove 234 arranged on the conical cavity and the top cylindrical cavity, and a right-handed or left-handed groove 235 arranged on the top plate of the top cylindrical cavity, and the right-handed or left-handed groove 235 is communicated with the fog hole 24; the head 21 has a large outer diameter to prevent deformation;
two circular ring-shaped clamping tongues 221 are arranged on the body part 22;
the middle column 3 comprises a plurality of arc-shaped blocks 31 arranged at the lower end, a buffer hole 32 arranged at the end part and a radial groove 33, a guide groove 33 is formed by a gap between two adjacent arc-shaped blocks 31, and the radial groove 33 is intersected with the buffer hole 32 and communicated with the guide groove;
the middle column 3 is arranged in the middle column cavity 23, the body part 22 is inserted into the installation cavity 1C, the circular clamping tongue 221 is in interference fit with the circular arc clamping groove 1C1, the circular arc block 31 is attached to the wall of the bottom cylindrical cavity 231, the middle column 3 is tightly matched with the top cylindrical cavity 233, and the inner circumferential surface and the top surface of the middle column 3 and the top cylindrical cavity 233 are tightly attached to form an axial flow guide cavity and a left-handed cavity or a right-handed cavity;
the center pillar 3 is in interference fit with the center pillar cavity 23. I.e., the circular arc blocks 31 are in interference fit with the bottom cylindrical cavity 231 and the center post and top cylindrical cavity 233. By adopting the matching, the sealing performance is good, the pressure is concentrated, and the atomization performance is improved.
As shown in fig. 2, the mist hole 24 includes a bottom cylindrical hole 241, a middle frustum-shaped hole portion 242, and a top cylindrical hole 243. The left-hand or right-hand slot 235 communicates with the bottom cylindrical bore 241.
The cloud point 2 and the center pillar 3 are made of a plastic material.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. The utility model provides a press pump nose to spout according to first subassembly, includes according to head, cloud point and center pillar, according overhead feed liquor pipe, liquid outlet channel and with the communicating installation cavity of liquid outlet channel, its characterized in that of being equipped with: at least two annular clamping grooves are formed in the inner wall of the mounting cavity;
the fog point comprises a head part, a body part, a middle column cavity and a fog hole, wherein the middle column cavity comprises a bottom cylindrical cavity, a conical cavity, a top cylindrical cavity, axial grooves arranged on the conical cavity and the top cylindrical cavity and a right-handed or left-handed groove arranged on a top plate of the top cylindrical cavity, and the right-handed or left-handed groove is communicated with the fog hole;
the body part is provided with at least two circular ring-shaped clamping tongues;
the middle column comprises a plurality of arc blocks arranged at the lower end, a buffer hole arranged at the end part and a radial groove, a flow guide groove is formed by a gap between two adjacent arc blocks, and the radial groove is intersected with the buffer hole and is communicated with the flow guide groove;
the center pillar is established in the center pillar intracavity, and the somatic part inserts the installation intracavity, and ring shape block tongue and convex draw-in groove gomphosis, the laminating of circular arc piece and end cylindrical cavity wall, center pillar and top cylindrical cavity closely cooperate.
2. The nasal spray applicator head assembly of claim 1, wherein: the fog holes comprise bottom cylindrical holes, middle frustum-shaped hole parts and top cylindrical holes.
3. The nasal spray applicator head assembly of claim 1, wherein: the cloud point and the center pillar are made of plastic materials.
4. The nasal spray applicator head assembly of claim 1, wherein: the center pillar is in interference fit with the center pillar cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220951933.9U CN217339648U (en) | 2022-04-22 | 2022-04-22 | Press pump nasal spray press head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220951933.9U CN217339648U (en) | 2022-04-22 | 2022-04-22 | Press pump nasal spray press head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217339648U true CN217339648U (en) | 2022-09-02 |
Family
ID=83057855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220951933.9U Active CN217339648U (en) | 2022-04-22 | 2022-04-22 | Press pump nasal spray press head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217339648U (en) |
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2022
- 2022-04-22 CN CN202220951933.9U patent/CN217339648U/en active Active
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