KR20130089227A - Push-head unit of pump dispenser - Google Patents

Abstract

PURPOSE: A push-head unit of a pump dispenser is provided to paste pumped contents on the whole hair including the roots of the hair through the teeth of a brush member. CONSTITUTION: A push-head unit of a pump dispenser comprises a push-head body (310), a linear brush-base (320), a cover member (330), and a brush member (340). Nozzle holes (334) are punched at regular intervals in a lengthwise direction on the bottom of the cover member. Inflow holes (342) are arranged in a lengthwise direction on the back of the brush member to fit into the nozzle holes of the cover member and to connect with a contents spouting space (322). Multiple teeth of a comb (343) with nozzle flow (344) formed inside are arranged in a lengthwise direction on the front of the brush member.

Description

PUSH-HEAD UNIT OF PUMP DISPENSER}

The present invention relates to a push head unit of a pump dispenser; More specifically, the `` pump dispenser pushhead unit '' enables the hair dispenser to integrally apply the contents ejected through the pushhead unit to the head according to the pumping operation of the pump dispenser without using a hand. It is about.

In general, the pump dispenser is mounted in a container containing cosmetics or other contents in liquid or paste, and discharges the contents by a push head at a predetermined amount, and is applied to various products such as cosmetics, detergents, shampoos, and foods.

Conventional pump dispenser is divided into a pumping unit which is coupled to the inlet of the container and the pressure chamber is formed so that the contents are sucked and temporarily stored, and a push head unit provided with an outlet for applying pressure to the pressure chamber of the pumping unit to discharge the contents to the outside. . The direction of the outlet of the push head unit is generally formed in the transverse direction at the top wall, so as not to interfere with the push operation.

Therefore, by repeatedly pressing the push head unit, the contents stored in the pressure chamber of the pumping unit are discharged through the outlet of the push head unit, which has recently been applied to a product container containing a hair dye solution.

However, the conventional pump dispenser is simply discharged by pumping the contents contained in the product container, and when hair dye solution is contained, there is inconvenience in using the dyeing pumped dye solution on the comb and then dyeing the hair while combing the hair. In particular, in the process of bubbling the pumped dye solution to the comb has a disadvantage of polluting the surrounding.

The present invention has been made to solve such a problem, It is an object of the present invention to provide a " push dispenser pushhead unit " which can apply the pumped contents to the head immediately by constructing a brush member integrally with the pushhead unit of the pump dispenser whose contents are finally ejected.

It is also an object of the present invention to provide a "push dispenser pushhead unit" that can be evenly applied to the entire hair from the hair root through the comb teeth of the brush member.

According to an aspect of the present invention, In the push head unit of the pump dispenser located in the upper portion of the large cap and for ejecting the contents pumped from the cylinder body to the outside through the repeated pressing operation;

The push head unit; A push head-body having a lower portion open so as to communicate with the cylinder body and having a cylindrical column shape formed therein with a vertical flow path for ejecting contents therein, and having a spout formed on the top of the wall; A coupling hole fitted to the push head of the push-out body to be rotatable 360 degrees is provided in the rear center, the front surface is formed in the longitudinal direction of the contents ejection space is formed in the longitudinal direction of the step-coupling groove in the form of a band With a brush-base; The rear part is provided with a skirt-wall formed in the form of a joining stripe on the outer side of the wall so as to be coupled to the front part of the brush-base and fit in the step-coupling groove. Perforated cover member; The rear part is fitted with the nozzle holes of the cover member, respectively, and is provided with inlets communicating with the contents ejection space in the longitudinal direction, and the front part has a plurality of comb teeth having nozzle passages formed therein so as to be connected to the inlets, respectively. A brush member provided in a direction; .

The present invention also provides Engaging grooves are provided on the outer wall of the coupler of the brush base at intervals of 90 degrees; A rotation-guide wall is formed on the top of the wall of the push head body so that the stop protrusion protrudes upward and downward to be caught in the engaging grooves while surrounding the coupling hole; The brush-base can be maintained in a vertical or horizontal state.

The present invention also provides Fitting protrusions are provided on both sides of the bottom surface of the bottom of the lid member; The brush-base is characterized in that the boss has a fitting hole formed so that the fitting protrusions are fitted.

The present invention also provides A stop hole is drilled at the end of the comb teeth of the brush member so as to be associated with the nozzle passage; It is characterized in that the contents are ejected while being dispersed in the stop hole.

The present invention also provides The push head unit is characterized in that it further comprises a sieve for filtering the contents to be ejected and disposed in the vertical flow path of the push head-body.

According to the push head unit of the pump dispenser according to the present invention made of the above configuration; Pressing the push head unit by the contents are ejected through the comb teeth of the brush member, there is an effect that can be evenly applied to the entire hair while combing the hair. In particular, when the pump dispenser of the push head unit according to the present invention is applied to the dyeing mechanism, it is possible to easily dye the hair alone by combing the hair through the brush member, and the dyeing solution does not fall to the surrounding floor. There is an advantage.

In addition, according to the push head unit of the pump dispenser according to the present invention; Since the brush-base on which the brush member is mounted can be adjusted in the vertical or horizontal direction from the upper part of the pushhead body, there is an advantage that it can be conveniently used according to the convenience of use.

In addition, according to the push head unit of the pump dispenser according to the present invention; Through the fitting protrusion and high information, there is an advantage that the cover member is more firmly assembled to the front surface of the brush-base.

Further, according to the push head unit of the pump dispenser according to the present invention; Due to the stop hole, the contents are dispersed and ejected at the end of the comb teeth of the brush member, thereby preventing the splashing, and evenly spreading the contents from the root to the entire hair.

In addition, according to the push head unit of the pump dispenser according to the present invention; Since the pumped / splunged contents pass through a strainer disposed in the vertical flow path of the pushhead-body, there is an advantage that the contents are ejected more evenly.

1 is a cross-sectional view showing a state where the pump dispenser according to the present invention is applied to a product container.
Figure 2 is a perspective view showing the overall structure of the pump dispenser according to the present invention.
3 is a perspective view showing an extract of the push head unit of the pump dispenser according to the present invention.
Figure 4 is an exploded perspective view showing a coupling structure of the push head-body and brush-base in the push head unit according to the present invention.
Figure 5 is a side cross-sectional view showing the internal structure of the push head unit according to the present invention.
6 is a perspective view showing an extract of a brush-base according to the present invention.
Figure 7 is an exploded perspective view showing the overall structure of the push head unit according to the present invention.
8 is an exploded cross-sectional view showing the overall structure of a push head unit according to the present invention.
Figure 9 shows the operating state of the pump dispenser according to the present invention.
Figure 10 shows another use state of the push head unit according to the present invention.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. {In the embodiment of the present invention, the push head unit is described as being applied to a foam pump dispenser, but the push head unit according to the present invention is a liquid. Can also be applied to fluid pump dispensers that directly discharge

<Description of the configuration of the pump dispenser to which the push head unit according to the present invention is applied>

Referring to FIG. 1; The product container 100 to which the present invention is applied is stored the contents (solution), the neck 110 of the product container 100 to pump the contents by the user's push operation to pump the dispenser in the form of a bubble (200) Is equipped.

The pump dispenser 200 to which the present invention is applied has a large cap 210 mounted on the neck 110 of the product container 100, as shown in FIGS. 1 and 2, and installed in the large cap 210 and air. A cylinder body 220 having a cylinder 221 and a solution cylinder 222 integrally formed thereon, a valve member 230 for opening and closing the inlet 223 provided at the bottom of the solution cylinder 222, and a large cap 210. It is supported to operate up and down and the push head unit 300, the contents are injected, the air piston 240 for pressurizing the air in the air cylinder 221 to pump to the push head unit 300 side, and in the solution cylinder 222 The solution piston 250 for pumping the contents to the push head unit 300 by pressing the contents and the coil spring 260 for restoring the air piston 240 and the solution piston 250 are disposed in the air cylinder 221 Each component is described in detail as follows.

The large cap 210 has a cylindrical shape and is coupled to the neck 110 of the product container 100 by screwing. For this purpose, a female thread is formed in the large cap 210. The upper portion of the large cap 210 is provided with a cylindrical guide 211 so that the lower end of the push head unit 300 is accommodated.

The cylinder body 220 is mounted concentrically inside the large cap 210, and includes an air cylinder 221 for sucking external air and pumping it to the push head unit 300, and a bottom of the air cylinder 221. Concentric concentric solution cylinder 222 extending downward is made integrally. The air cylinder 221 is an external air flows in and is discharged under pressure, the negative pressure hole 224 for communicating the interior space of the air cylinder 221 and the interior of the product container 100 is perforated. In addition, a spring seating portion 225 is formed at the bottom of the air cylinder 221 so that the lower end of the coil spring 260 may be fitted into the seat. The spring seating portion 225 is recessed in a ring shape, which causes the coil spring 260 to exert an elastic restoring force at a predetermined position without being biased to either side. The solution cylinder 222 is formed in a cylindrical shape and extends downward from the center of the bottom of the air cylinder 221. The solution cylinder 222 is a space in which the contents of the product container 100 are sucked and temporarily stored. In addition, a suction port 223 is provided at the bottom of the solution cylinder 222 for suction of contents, and a suction tube 226 extending to the bottom of the product container 100 is communicatively coupled.

In addition, the valve member 230 that opens and closes the inlet 223 of the solution cylinder 222 may be slightly moved upward and downward by its elastic restoring force, and closes the inlet 223 when the solution piston 250 descends. When the solution piston 250 is elevated, the suction port 223 is opened by the negative pressure of the solution cylinder 222.

The air piston 240 is coupled to the bottom of the push head unit 300 is formed of a multi-stage cylinder. When the lower end of the air piston 240 is in close contact with the inner wall of the air cylinder 221 and presses the push head unit 300 is pumped toward the push head unit 300 while pressing the air in the air cylinder 221, When the pump dispenser 200 is not used, the negative pressure hole 224 is blocked to prevent the air from entering between the inside of the product container 100 and the inside of the air cylinder 221 of the cylinder body 220. In addition, an air valve 241 is provided at an intermediate portion of the air piston 240 to control the inflow of air from the air hole 242 formed at one side thereof and the air outflow to the upper portion of the air piston 240.

The solution piston 250 is a kind of hollow piston in which the contents flow path 252 is secured in the longitudinal direction therein, and the upper part is fitted into the center of the air piston 240. The lower portion of the solution piston 250 is provided with a close contact member 251 in close contact with the inner wall of the solution cylinder 222. Therefore, when the solution piston 250 descends together with the air piston 240, the contents in the solution cylinder 222 are pumped toward the push head unit 300 through the contents flow passage 252 while being pressurized.

In addition, the coil spring 260 is for restoring the push head unit 300, the air piston 240, and the solution piston 250 to an initial state, and surrounds the outer portion of the solution piston 250 at the center of the air cylinder 221. So that it is erected and installed. That is, the upper end of the coil spring 260 is supported on the upper portion of the solution piston 250, and the lower end thereof is fitted to the spring seating portion 225 provided at the bottom of the air cylinder 221 and coupled thereto.

On the other hand, the push head unit 300 according to the present invention is supported through the cylindrical guide of the large cap 30 to enter and exit the inside of the cylinder body 220 up and down; As shown in Figure 3 to 5, the cylinder body 220 is coupled to communicate with the upper portion of the vertical flow path 311 is formed for the contents ejection, the push head-body formed with a spout 312 on the upper wall 310; A coupling brush 321 coupled to the ejection opening 312 of the push head body 310 is provided at a rear side and a straight brush-base 320 having a content ejection space 322 formed at a front surface thereof; A cover member 330 coupled to cover the front surface of the brush-base 320 and having nozzle holes 334 perforated in the bottom 333; The brush member 340 is coupled to the bottom 333 of the cover member 330 and has a comb teeth 343 formed therein with a nozzle passage 344 therein. Each of the components constituting the push head unit 300 according to the present invention is molded through a synthetic resin is assembled in the form of interference fit, the detailed structure thereof is as follows.

First, the pushhead-body 310 refers to FIGS. 4 and 5; The cylinder body 220 is formed in a cylindrical columnar shape with a lower portion open so as to communicate with an upper portion, and a vertical flow passage 311 for ejecting contents is formed therein. And the upper end of the wall of the push head-body 310 is in communication with the vertical flow path 311, the ejection port 312 is formed so that the tip is inclined upward. In addition, a rotation-guide wall 313 is formed on the wall surface of the pushhead body 310 to surround the coupling hole 321 of the brush-base 320 coupled to the jet port 312. Inside the rotation-guide wall 313, the stop protrusion 314 protrudes so as to face up and down, which is coupled to the engaging grooves 326 provided on the outer wall of the coupling hole 321, which will be described later, in a brushed base. This is to maintain the 320 in a vertical or horizontal state. Reference numeral “315” denotes a “cylindrical portion” formed in a tubular shape outside the pushhead body 310 and surrounding the outer side of the cylindrical guide 211 of the large cap 210.

As shown in FIGS. 4 to 6, the brush-base 320 is inserted into the ejection opening 312 of the pushhead body 310, and the coupling unit 321 coupled to the 360-degree rotation is coupled to the rear center portion. On the front surface, the contents ejection space 322 is formed of a straight type formed in the longitudinal direction. The step-coupling groove 323 is formed inside the wall surface of the brush-base 320 in the form of a band, which is for interference fit coupling with the cover member 330. And the engaging groove 326 is provided on the outer wall of the coupler 321 at intervals of 90 degrees, and the stop protrusion 314 formed on the rotation-guide wall 313 of the push head body 310 is caught. Therefore, the stop protrusions 314 are caught in the engaging grooves 326 of the coupler 321 of the brush-base 320 to maintain a horizontal or vertical state, and the user arbitrarily rotates the brush-base 320 more than 90 degrees. If you stop the sound of the moon and the stop position of the stop projections 314 formed up and down is changed to maintain the state. In addition, both sides of the bottom of the contents ejection space 322 of the brush-base 320 are formed to face the boss 324 having the fitting hole 325, which is also for the firm coupling of the cover member 330. .

Cover member 330 is coupled to cover the front portion of the brush-base 320; 5, 7 and 8, the coupling frame 332 is formed on the outside of the wall in the form of a band so as to be accommodated in the front portion of the brush-base 320 and fitted into the step-coupling groove 323. The skirt wall 331 is formed and a bottom 333 in which the nozzle holes 334 are drilled at regular intervals in the longitudinal direction. Therefore, the contents ejected into the content ejection space 322 are evenly ejected through the nozzle holes 334 of the cover member 330. In addition, the fitting protrusions 335 are provided on both sides of the bottom surface of the bottom 333 of the lid member 330 so as to face each other. The fitting protrusions 335 are fitted to and coupled to the boss 324 of the brush-base 320, respectively; Through this, the cover member 330 is firmly fitted to the front part of the brush-base 320 without distortion.

Brush member 340 is shown in Figures 5 and 7 and 8; The plurality of combs 343 are manufactured to be integrally injection molded through the support plate 341 to form a group, and each of the nozzle holes 334 of the cover member 330 is formed at a rear portion of the support plate 341. Inlet 342 is provided in the longitudinal direction in communication with the content ejection space 322 is inserted, the front surface portion of the support plate 341 is formed with a nozzle flow path 344 therein so as to be connected to the inlets 343, respectively. A plurality of combs 343 is made in the longitudinal direction. In addition, a stop hole 345 is formed in the transverse direction at the end of the comb teeth 343, and the nozzle passage 344 is formed to be connected to the stop hole 345 along the inside of the comb teeth 343. Therefore, the contents are ejected in both the left and right directions at the ends of the comb teeth 343, which is intended to eject evenly while preventing the contents from splashing.

In addition, the push head unit 300, as shown in Figures 3 and 5, the receiving head 350 is disposed in the inner side (vertical flow path; 311) of the lower end of the push head-body 310 to filter the ejected content 350 Equipped with more. The strainer 350 is formed of a cylindrical body 351 having an outer shape and having an open top and bottom, and a mesh net 352 disposed to cover the top and bottom of the body 351. Accordingly, the bubbles generated by mixing the pressurized air and the contents are introduced into the vertical flow path 311 of the pushhead body 310, and the bubbles are more uniform while passing through the sieve 350.

<Description of the operation and effect of the pump dispenser to which the push head unit according to the present invention>

Next, the operation and effects thereof of the pump dispenser according to the present invention configured as described above will be described with reference to FIGS. 1 and 9.

First, as shown in FIG. 1, in the initial state of the pump dispenser 200, the push head unit 300, the air piston 240, and the solution piston 250 are lifted upward by the coil spring 260. The air cylinder 221 is filled with air, and a small amount of contents sucked through the suction tube 226 is stored in the solution cylinder 222.

In this state, as shown in FIG. 9; When the upper portion of the push head body 310 of the push head unit 300 is pressed, the coil spring 260 is compressed and the air piston 240 and the solution piston 250 descend at the same time. At this time, as the air piston 240 descends, the air inside the air cylinder 221 is pressurized, and the push head unit 300 is riding on the upper circumference of the solution piston 250 through the air hole 242 and the air valve 241. The pushhead-body 310 exits into the vertical flow path 311.

In addition, as the solution piston 250 descends, the contents in the solution cylinder 222 are pumped toward the pushhead unit 300 through the hollow flow piston 250 internal flow path 252 and are discharged from the air cylinder 221. Bubbles with mixing with pressurized air. This bubble content is then made finely while passing through sieve 350; The ejection opening 312 → the contents ejection space 322 of the brush-base 320 → is ejected to the outside through the nozzle hole 334 of the cover member 330 → the nozzle passage 344 of the brush member 340.

When the push head unit 300 is placed, the air piston 240 and the solution piston 250 are returned to the upper portion by the elastic restoring force of the coil spring 260. At this time, the outside air is introduced into the air cylinder 221 / filled again, as well as the contents of the product container 100 is introduced into the solution cylinder 222 while opening the valve member 230. In addition, the product container 100, a part of the contents is taken out through the negative pressure hole 224, the volume of the outside air is filled into the pump dispenser 200 is maintained in the initial state. By repeating such a series of processes, the contents contained in the product container 100 can be used by pumping the foam.

In this way, the user can produce the desired hairstyle while combing the hair using the brush member 340 of the push head unit 300 holding the product container 100, the contents are ejected, and at the same time combing the comb (343) The contents ejected from the ends of the) are sufficiently buried in the hair. At this time, the contents of the comb teeth 343 are ejected through the nozzle passage 344, and since the nozzle passage 344 extends to the stop hole 345 drilled at the end of the combs 343, the ejection contents are At the end of the comb teeth (343) is distributed and ejected in both directions. This ensures that the ejection contents are evenly applied throughout the hair from the hair roots without splashing outward.

On the other hand, the brush-base 320 is mounted brush member 340, as shown in Figure 10, because the position can be set in the horizontal or vertical direction on the top of the wall of the pushhead-body 310, the user According to convenience, the direction of the brush member 340 can be freely set and used conveniently. This is because, as described above, when the brush-base 320 is rotated, the stop protrusion 314 of the rotation-guide wall 313 is caught by the locking grooves 326 provided at intervals of 90 degrees.

On the other hand, the push head unit 300 of the pump dispenser according to the present invention as described above, as well as the foaming type to eject the liquid contents (hair dye, etc.) contained in the product container 100 in the form of foam, and directly discharged in a liquid state It can be widely applied to various pump dispensers such as liquid type.

100. Product container 110. Neck 200. Pump dispenser
210. Large cap 211. Cylindrical guide 220. Cylinder body
221..Air cylinder 222.Solution cylinder 223.Suction port
224.Negative pressure hole 225.Spring seat 226.Suction tube
230. Valve member 240. Air piston 241. Air valve
242 Air hole 250 Solution piston 251 Contact member
260. Coil Spring 300. Push Head Unit 310 Push Head Body
311. Vertical flow path 312. Outlet 313. Turn-guide wall
314..Stop protrusion 320.Brush-base 321.Combination fitting
322. Contents ejection space 323. Step-coupling groove 324. Boss
325. Fitting hole 326. Locking groove 330 Cover member
331.Skirt wall 332.Combined frame 333.Floor
334. Nozzle hole 335. Fitting protrusion 340. Brush member
341. Support plate 342 Inlet 343 Comb
344. Nozzle euro 345. Stop hole 350. Filter net
351 body 352 mesh net

Claims (5)

In the push head unit of the pump dispenser located in the upper portion of the cap 210 and for ejecting the contents pumped from the cylinder body 220 to the outside through the repeated pressing operation;
The push head unit 300;
The lower portion is opened to communicate with the cylinder body 220 side and has a cylindrical columnar shape formed therein with a vertical flow path 311 for ejecting contents therein, and a push head-body 310 having a spout 312 formed at an upper end of a wall thereof. Wow;
A coupling hole 321 inserted into the ejection opening 312 of the push head body 310 and rotatably coupled to 360 degrees is provided at the rear center, and the front surface of the contents ejection space 322 is formed in the longitudinal direction. A straight brush-base 320 having a step-coupled groove 323 formed in a band shape on an inner side thereof;
The rear part is provided with a skirt-wall 331 having a coupling frame 332 in the form of a band on the outer side of the wall so as to be received and coupled to the front part of the brush-base 320 and fitted into the step-coupling groove. 333 includes a cover member 330 in which the nozzle holes 334 are drilled at regular intervals in the longitudinal direction;
Inlet portions 342 communicating with the contents ejection space 322 while being inserted into and coupled to the nozzle holes 334 of the cover member 330 are provided in the longitudinal direction, and the inlet portions 342 are provided at the front portion thereof. A brush member 340 having a plurality of comb teeth 343 having a nozzle passage 344 formed therein so as to be connected to each other in a longitudinal direction; Push head unit of the pump dispenser characterized in that it comprises. The method of claim 1,
Engaging grooves 326 are provided on the outer wall of the coupling hole 321 of the brush-base 320 at intervals of 90 degrees;
The top of the wall of the push head body 310 is a rotation-guide wall protruding upward and downward facing the stop protrusion 314 in the inner side to be caught in the engaging grooves 326 while surrounding the coupling hole 321 313 is formed;
Push head unit of the pump dispenser, characterized in that to maintain the brush-base 320 in a vertical or horizontal state. The method of claim 1,
Fitting projections 335 are provided on both sides of the bottom surface of the bottom of the cover member 330;
The brush-base 320 is a push head unit of the pump dispenser, characterized in that the boss 324 formed with a fitting hole 325 is formed so that the fitting protrusions 335 are fitted to be coupled. The method of claim 1,
A stop hole 345 is drilled at the end portions of the comb teeth 343 of the brush member 320 so as to be associated with the nozzle passage 344; Push head unit of the pump dispenser, characterized in that the contents are ejected while being dispersed in the stop hole (345). The method of claim 1,
The push head unit 300;
The pushhead unit of the pump dispenser, characterized in that it further comprises a strainer (350) for filtering the contents discharged and disposed in the vertical flow path (311) of the pushhead-body (310).

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