CN111466697A

CN111466697A - Pneumatic emulsion pen

Info

Publication number: CN111466697A
Application number: CN202010319867.9A
Authority: CN
Inventors: 刘海军
Original assignee: Suzhou Gerpman Industrial Co ltd
Current assignee: Suzhou Gerpman Industrial Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-07-31

Abstract

The invention relates to a pneumatic emulsion pen, which comprises a cylindrical pen body, a pen point assembly and an extrusion assembly, wherein the pen point assembly comprises a pen point seat, a pen brush and a check valve, the check valve faces the head of the pen point seat in the forward direction, a solution cavity is arranged in the pen body, a piston is arranged in the solution cavity, a fixed seat is arranged at the tail end of the solution cavity, a guide hole is formed in the center of the fixed seat, a button sliding along the solution cavity is arranged in the solution cavity at the tail end of the fixed seat, the button is provided with a guide sleeve, a sealing ring is arranged on the outer wall of the button, a reset elastic piece is arranged between the button and the fixed seat, the tail end of the reset elastic piece abuts against the button, the. The invention realizes pushing the piston when pressing through the button with the air inlet hole, then realizes extruding the liquid, adopts the floating piston and the mode of air pressure transmission liquid outlet, has simple structure, reduces the volume of the extruding device, improves the capacity, and simultaneously utilizes the air pressure to extrude the liquid more uniformly.

Description

Pneumatic emulsion pen

Technical Field

The invention relates to the technical field of cosmetic containers, in particular to a pneumatic emulsion pen.

Background

With the development of times, the requirements of people on living quality are increasingly raised, and cosmetics also become an indispensable part of the lives of many people. The development of science and technology makes the packaging of cosmetics diversified, but is always imperfect, and the existing pen type emulsion container has two main defects: too small capacity and uneven discharge.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a pneumatic emulsion pen.

The technical scheme adopted by the invention for solving the technical problems is as follows: a pneumatic emulsion pen comprises a cylindrical pen body, a pen point component arranged at the head of the cylindrical pen body, and an extrusion component arranged at the tail end of the pen body, wherein the pen point component comprises a hollow pen head seat, a pen brush arranged at the front end of the pen head seat, and a check valve arranged at the tail end of the pen head seat and used for sealing the tail end of the pen head seat, the forward direction of the check valve faces towards the head of the pen head seat, a solution cavity is arranged in the pen body, a piston sliding along the solution cavity is arranged in the solution cavity, a fixing seat is arranged at the tail end of the solution cavity, a guide hole is arranged at the center of the fixing seat, a button sliding along the solution cavity is arranged in the solution cavity at the tail end of the fixing seat, the button is provided with a guide sleeve extending into the guide hole, the outer wall of the button is provided with a sealing ring, the button with be equipped with the elastic component that resets between the fixing base, the elastic component tail end that resets supports the button, the elastic component front end that resets supports the fixing base, be equipped with on the press surface of button tail end and run through the inlet port of button.

Push the piston when realizing pressing through the button that has the inlet port in the above-mentioned design, realize then extruding liquid, adopt floating piston, the mode of atmospheric pressure transmission liquid, simple structure reduces extrusion device's volume, improves the capacity, utilizes atmospheric pressure to extrude simultaneously, goes out liquid more evenly.

As a further improvement of the design, one end of the guide sleeve, which extends out of the guide hole, is provided with a limiting ring, the outer diameter of the limiting ring is larger than the aperture of the guide hole, and the front end of the guide sleeve is provided with a deformation groove extending along the bus direction of the guide sleeve. The guide sleeve and the limiting ring are convenient for guiding the button, and smoothness of the button when pressed is improved.

As a further improvement of the design, the fixed seat is provided with a guide sleeve coaxial with the guide hole, the guide sleeve is inserted into the guide sleeve and is coaxial with the guide sleeve, and smoothness of the button during pressing is further improved.

As a further improvement of the design, the fixed seat is provided with a vent hole which penetrates through the fixed seat from front to back, so that airflow can be squeezed into the rear side of the piston when the button is pressed.

As a further improvement of the design, the side face of the solution cavity is provided with a transparent observation window extending along the bus direction of the pen body, so that the residual amount of the internal feed liquid can be observed conveniently.

As a further improvement of the design, the pen cover is clamped at the head of the pen body, and the pen head assembly extends into the pen cover to effectively protect the pen head assembly.

As a further improvement of this design, the brush is the sponge stick, the check valve include the valve casing, set up in valve pocket in the valve casing, set up in case in the valve pocket, set up in valve elastomer in the valve pocket, set up in the valve casing front end just inserts the drain pipe of brush, valve elastomer tail end is supported the case, valve elastomer front end is supported the valve casing front end, the valve casing tail end is equipped with the feed liquor hole, the aperture in feed liquor hole is less than valve pocket internal diameter and case external diameter, the case tail end is supported feed liquor hole and is sealed the feed liquor hole. The pen brush adopts the sponge rod and the one-way valve, so that material leakage is effectively prevented, liquid is uniformly discharged, and the pen brush is suitable for applying cosmetics.

As a further improvement of this design, the brush be with brush seat integrative tubulose, the check valve include the valve casing, set up in valve pocket in the valve casing, set up in valve elastomer in the valve pocket, set up in case in the valve pocket, set up in fixed block on the brush seat, the valve casing tail end is equipped with the feed liquor hole, valve elastomer tail end is supported the case, the case tail end is supported feed liquor hole just is used for sealing the feed liquor hole, valve elastomer front end with the fixed block is connected, the brush front end is equipped with the tubulose of ball head, be equipped with in the pen cover and be convenient for ball head male protective sheath, be equipped with in the protective sheath and insert the end cap of brush head portion hole. The protective sleeve, the plug and the one-way valve effectively prevent material leakage, the discharge amount is large, and the spherical head is convenient for reducing the damping of inserting the pen point assembly into the pen cap.

As a further improvement of the design, the tail end of the button is a spherical surface with a center protruding backwards, and the air inlet hole is positioned at the top point of the protrusion at the tail end of the button, so that fingers can conveniently seal the air inlet hole when the button is pressed.

The invention has the beneficial effects that: the invention realizes pushing the piston when pressing through the button with the air inlet hole, then realizes extruding the liquid, adopts the floating piston and the mode of air pressure transmission liquid outlet, has simple structure, reduces the volume of the extruding device, improves the capacity, and simultaneously utilizes the air pressure to extrude the liquid more uniformly.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.

FIG. 2 is a schematic sectional view of a nib according to a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the button of the present invention.

FIG. 4 is a schematic perspective view of a nib according to a second embodiment of the present invention.

In the figure, 1, a pen cover, 2, a pen brush, 3, a pen head seat, 4, a valve cavity, 5, a valve shell, 6, a pen body, 7, an observation window, 8, a solution cavity, 9, a piston, 10, a liquid inlet hole, 11, a valve core, 12, a valve elastic body, 13, a limiting ring, 14, a guide hole, 15, a guide sleeve, 16, a guide sleeve, 17, an air inlet hole, 18, a button, 19, a sealing ring, 20, a reset elastic part, 21, an air vent, 22, a fixed seat, 23, a deformation groove, 24, a liquid outlet pipe, 25, a plug, 26, a protective sleeve, 27, a fixed block, 28, a spherical head and 29, and the pen head seat are shown.

Detailed Description

The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided only for the purpose of illustrating the present invention and are not to be construed as limiting the present invention.

Example 1: a pneumatic emulsion pen comprises a cylindrical pen body 6, a pen point component arranged at the head of the cylindrical pen body 6, and an extrusion component arranged at the tail end of the pen body 6, wherein the pen point component comprises a hollow pen brush 2 arranged at the front end of the pen head seat 29, and a check valve arranged at the tail end of the pen head seat 29 and used for sealing the tail end of the pen head seat 29, the forward direction of the check valve faces the head of the pen head seat 29, a solution cavity 8 is arranged in the pen body 6, a piston 9 sliding along the solution cavity 8 is arranged in the solution cavity 8, a fixing seat 22 is arranged at the tail end of the solution cavity 8, a guide hole 14 is arranged at the center of the fixing seat 22, a button 18 sliding along the solution cavity 8 is arranged in the solution cavity 8 at the tail end of the fixing seat 22, the button 18 is provided with a guide sleeve 16 extending into the guide hole 14, and a sealing ring 19 is arranged, the sealing ring 19 is clamped between the outer wall of the button 18 and the solution cavity 8, a reset elastic part 20 is arranged between the button 18 and the fixed seat 22, the tail end of the reset elastic part 20 abuts against the button 18, the front end of the reset elastic part 20 abuts against the fixed seat 22, and an air inlet 17 penetrating through the button 18 is arranged on the pressing surface of the tail end of the button 18.

Push piston 9 when realizing pressing through the button 18 that has the inlet port 17 in the above-mentioned design, realize then realizing the extrusion with liquid, adopt floating piston 9, the mode of atmospheric pressure transmission liquid, simple structure reduces extrusion device's volume, improves the capacity, utilizes atmospheric pressure to extrude simultaneously, goes out liquid more evenly.

As a further improvement of the design, one end of the guide sleeve 16, which extends out of the guide hole 14, is provided with a limiting ring 13, the outer diameter of the limiting ring 13 is larger than the aperture of the guide hole 14, and the front end of the guide sleeve 16 is provided with a deformation groove 23 extending along the bus direction of the guide sleeve 16. The guide sleeve 16 and the limiting ring 13 are convenient for guiding the button 18, and the smoothness of the button 18 during pressing is improved.

As a further improvement of the design, a guide sleeve 15 coaxial with the guide hole 14 is arranged on the fixed seat 22, and the guide sleeve 16 is inserted into the guide sleeve 15 and coaxial with the guide sleeve 15, so that the smoothness of the button 18 during pressing is further improved.

As a further improvement of the design, the fixed seat 22 is provided with a vent hole 21 which penetrates the fixed seat 22 from front to back, so that air flow can be squeezed into the rear side of the piston 9 when the button 18 is pressed.

As a further improvement of the design, the side surface of the solution cavity 8 is provided with a transparent observation window 7 extending along the bus direction of the pen body 6, so that the residual amount of the internal feed liquid can be observed conveniently.

As a further improvement of the design, the head part of the pen body 6 is clamped with a pen cover 1, and the pen head assembly extends into the pen cover 1 to effectively protect the pen head assembly.

As a further improvement of this design, brush 2 is the sponge stick, the check valve include valve casing 5, set up in valve cavity 4 in the valve casing 5, set up in case 11 in the valve cavity 4, set up in valve elastomer 12 in the valve cavity 4, set up in 5 front ends of valve casing just insert brush 2

's drain pipe

24, 12 tail ends of valve elastomer are supported and are ended

case

11, 12 front ends of valve elastomer are supported and are ended 5 front ends of valve casing, 5 tail ends of valve casing are equipped with feed liquor hole 10, the aperture in feed liquor hole 10 is less than 4 internal diameters of valve cavity and 11 external diameters of case, 11 tail ends of case are supported and are ended feed liquor hole and seal the feed liquor hole. The brush 2 adopts a sponge rod and a one-way valve, effectively prevents material leakage, has uniform liquid discharge and is suitable for applying cosmetics.

As a further improvement of the design, the tail end of the button 18 is a spherical surface with a center protruding backwards, and the air inlet hole 17 is positioned at the top point of the protrusion at the tail end of the button 18, so that fingers can close the air inlet hole 17 when pressing.

Example 2: the difference between this embodiment and the other embodiments is that the brush 2 is a tube shape integrated with the base of the brush 2, the one-way valve comprises a valve casing 5, a valve cavity 4 arranged in the valve casing 5, a valve elastic body 12 arranged in the valve cavity 4, a valve core 11 arranged in the valve cavity 4, and a fixing block 27 arranged on the brush 2 seat, the tail end of the valve shell 5 is provided with a liquid inlet hole 10, the tail end of the valve elastic body 12 is propped against the valve core 11, the tail end of the valve core 11 is abutted against the liquid inlet hole 10 and is used for sealing the liquid inlet hole 10, the front end of the valve elastic body 12 is connected with the fixed block 27, the brush 2 is tubular with a spherical head 28 at the front end, a protective sleeve 26 convenient for the spherical head 28 to insert is arranged in the pen cap 1, and a plug 25 inserted into an inner hole at the head of the brush 2 is arranged in the protective sleeve 26. The protective sleeve 26, the plug 25 and the one-way valve effectively prevent material leakage, the discharge amount is large, and the spherical head 28 is convenient for reducing the damping of inserting the pen point assembly into the pen cap 1.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A pneumatic emulsion pen comprises a cylindrical pen body, a pen point component arranged at the head of the cylindrical pen body and an extrusion component arranged at the tail end of the pen body, and is characterized in that the pen point component comprises a hollow pen head seat, a pen brush arranged at the front end of the pen head seat and a check valve arranged at the tail end of the pen head seat and used for sealing the tail end of the pen head seat, the check valve faces the head of the pen head seat in the forward direction, a solution cavity is arranged in the pen body, a piston sliding along the solution cavity is arranged in the solution cavity, a fixing seat is arranged at the tail end of the solution cavity, a guide hole is arranged at the center of the fixing seat, a button sliding along the solution cavity is arranged in the solution cavity at the tail end of the fixing seat, the button is provided with a guide sleeve extending into the guide hole, the outer wall of the button is provided with a sealing ring, and the sealing, the button with be equipped with the elastic component that resets between the fixing base, the elastic component tail end that resets supports the button, the elastic component front end that resets supports the fixing base, be equipped with on the press surface of button tail end and run through the inlet port of button.

2. The pneumatic emulsion pen as claimed in claim 1, wherein a limiting ring is disposed at an end of the guide sleeve extending out of the guide hole, the outer diameter of the limiting ring is larger than the diameter of the guide hole, and a deformation groove extending along a generatrix direction of the guide sleeve is disposed at a front end of the guide sleeve.

3. The pneumatic latex pen as claimed in claim 1, wherein the tail end of said guide sleeve is connected to said air inlet hole.

4. The pneumatic latex pen as claimed in claim 1, wherein a guide sleeve is coaxially disposed on the fixing seat, and the guide sleeve is inserted into the guide sleeve and is coaxial with the guide sleeve.

5. The pneumatic latex pen as claimed in claim 1, wherein said holder has a vent hole extending through said holder.

6. The pneumatic latex pen as claimed in claim 1, wherein a transparent viewing window is provided on a side of the solution chamber and extends along a generatrix of the pen body.

7. The pneumatic latex pen according to claim 1, wherein a pen cap is fastened to the head of said pen body, and said pen point assembly extends into said pen cap.

8. The pneumatic emulsion pen as claimed in claim 1, wherein the brush is a sponge stick, the check valve comprises a valve housing, a valve cavity disposed in the valve housing, a valve core disposed in the valve cavity, a valve elastic body disposed in the valve cavity, and a liquid outlet pipe disposed at the front end of the valve housing and inserted into the brush, the tail end of the valve elastic body abuts against the valve core, the front end of the valve elastic body abuts against the front end of the valve housing, the tail end of the valve housing is provided with a liquid inlet hole, the diameter of the liquid inlet hole is smaller than the inner diameter of the valve cavity and the outer diameter of the valve core, and the tail end of the valve core abuts against and seals the liquid inlet hole.

9. The pneumatic emulsion pen as claimed in claim 1, wherein the brush is tubular and integrated with the brush holder, the check valve comprises a valve housing, a valve cavity disposed in the valve housing, a valve elastic body disposed in the valve cavity, a valve core disposed in the valve cavity, and a fixing block disposed on the brush holder, the valve housing has a liquid inlet hole at its rear end, the valve elastic body has a rear end abutting against the valve core, the valve core has a rear end abutting against the liquid inlet hole and used for sealing the liquid inlet hole, the front end of the valve elastic body is connected with the fixing block, the brush is tubular and has a ball head at its front end, a protective cover is disposed in the cap for inserting the ball head, and a plug is disposed in the protective cover for inserting the inner hole of the brush head.

10. The pneumatic latex pen as claimed in claim 1, wherein the tail end of said button is a spherical surface with a center protruding backward, and said air inlet hole is located at the top of the protrusion of said button tail end.