CN216995707U

CN216995707U - Lifting pump head and packaging bottle applying same

Info

Publication number: CN216995707U
Application number: CN202220709153.3U
Authority: CN
Inventors: 黄海峰; 刘学东; 秦勇; 杨增松
Original assignee: Shenzhen Xiandi Cosmetics Co ltd
Current assignee: Shenzhen Xiandi Cosmetics Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-19
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a lifting pump head and a packaging bottle applying the same, and belongs to the technical field of daily necessity packaging. The lifting pump head comprises a valve chamber, a locking cover, a piston, a pump core, a spring and a sealing bead; the top of the valve chamber is provided with a lock cover opening, and the bottom of the valve chamber is provided with a liquid suction channel; the pump core is of a hollow structure, and the lower end of the pump core is arranged in the valve chamber; the lock cover is sleeved on the pump core and is fixed at the lock cover opening; the spring is sleeved on the pump core and positioned above the lock cover; the piston is positioned in the valve chamber; the sealing bead is positioned at the bottom of the valve chamber; the top of the pump core is provided with a liquid outlet, the bottom of the pump core is sealed, the side surface of the pump core is provided with a liquid inlet hole, and the outer side of the pump core is provided with a stop position and a bearing part; the supporting part is positioned below the piston, and a gap for communicating the valve chamber and the liquid inlet hole is arranged between the piston and the pump core. The lifting pump head discharges materials when rebounding automatically, and can be operated by one hand when in use, thereby simplifying the steps of using daily chemical products by consumers.

Description

Lifting pump head and packaging bottle applying same

Technical Field

The utility model belongs to the technical field of daily necessity packaging, and particularly relates to a lifting pump head and a packaging bottle applying the same.

Background

In daily-use daily chemical pump head product packaging, the pump heads are used for discharging liquid by pressing, when the daily chemical pump head product packaging is used, one hand is needed to press, the other hand is needed to carry emulsion, and the daily chemical pump head product packaging is inconvenient to operate by one hand. Therefore, a pump head which can automatically discharge liquid after being pulled and can be operated by one hand needs to be developed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a lifting pump head and a packaging bottle applied by the lifting pump head, and the specific scheme is as follows:

a lift pump head comprises a valve chamber, a locking cover, a piston, a pump core, a spring and a sealing bead; the top of the valve chamber is provided with a lock cover opening, and the bottom of the valve chamber is provided with a liquid suction channel; the pump core is of a hollow structure, and the lower end of the pump core is arranged in the valve chamber; the lock cover is sleeved on the pump core and is fixed at the lock cover opening; the spring is sleeved on the pump core and positioned above the lock cover, the lower end of the spring is fixed on the lock cover, and the upper end of the spring is fixed on the pump core; the piston is positioned in the valve chamber and sleeved on the pump core, the outer side wall of the piston is in sealing abutment with the inner wall of the valve chamber, and the inner side wall of the piston is in sealing abutment with the outer wall of the pump core; the sealing bead is positioned at the bottom of the valve chamber and can be used for plugging the liquid suction channel; the top of the pump core is provided with a liquid outlet, the bottom of the pump core is sealed, the side surface of the pump core is provided with a liquid inlet hole, the outer side of the pump core is provided with a stop position and a bearing part, the liquid inlet hole is positioned above the bearing part, and the stop position is positioned above the piston; the bearing part is positioned below the piston and can be in sealing butt joint with the piston; and a gap for communicating the valve chamber with the liquid inlet hole is formed between the piston and the pump core.

Preferably, the pump core comprises an outer core and an inner core, and the upper end of the inner core is sleeved in the outer core; the piston is sleeved on the inner core, the liquid inlet hole and the bearing part are positioned on the inner core, and the lower end of the outer core is the stopping position.

Furthermore, the lock cover is provided with a limiting column extending to the interior of the valve chamber, and the limiting column is positioned above the piston.

Preferably, a disc-shaped head cap is arranged at the top end of the pump core, and the liquid outlet is positioned at the bottom of the head cap.

Preferably, the liquid outlet is provided with a liquid outlet plug.

Furthermore, a lifting part is arranged on the outer side of the pump core and is positioned above the spring.

A packaging bottle applying the lifting pump head comprises a bottle body, wherein the opening of the bottle body is provided with the lifting pump head.

Further, the packaging bottle comprises a valve cover, the valve cover is fixed at the opening of the bottle body, and the valve chamber is positioned on the valve cover.

Furthermore, a sucker is arranged at the bottom of the packaging bottle.

Preferably, the packaging bottle also comprises a bottom sleeve sleeved at the bottom of the packaging bottle, and the sucker is positioned on the bottom sleeve.

Further, the packaging bottle also comprises an outer cover, the valve cover is positioned inside the outer cover, and the upper end of the outer cover is abutted to the lifting part.

According to the lifting pump head, due to the structural design, after the pump head is lifted, the pump head automatically rebounds to discharge materials, so that the pump head can be operated by one hand during use, the steps of using daily chemical products by consumers are simplified, the two hands of the consumers are released, and meanwhile, when the pump head is lifted, the situation that the hands are stained with feed liquid can be avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a structural view of a packaging bottle in the embodiment of the present invention.

Fig. 2 is an exploded view of a packing bottle in the embodiment of the present invention.

Fig. 3 is a cross-sectional view of fig. 1.

Fig. 4 is a structural view of an outer core in the embodiment of the present invention.

Fig. 5 is a structural view of a valve cover in an embodiment of the present invention.

Fig. 6 is a cross-sectional view of a valve cover in an embodiment of the present invention.

Fig. 7 is a structural view of a lock cover in the embodiment of the present invention.

FIG. 8 is a cross-sectional view of a locking cap in an embodiment of the utility model

Fig. 9 is a structural view of the inner core and the piston in the embodiment of the present invention.

Fig. 10 is a cross-sectional view of the inner core and piston in an embodiment of the utility model.

Fig. 11 is a sectional view showing the piston of the packing bottle of the present invention moving upward to the highest point.

Fig. 12 is a sectional view showing the beginning of the dispensing of the packing bottle of the present invention.

Reference numerals

The bottle body 1, the bottom sleeve 2, the sucking disc 21, the valve cover 3, the valve chamber 31, the liquid suction channel 32, the limiting pin 321, the locking cover opening 33, the internal thread 34, the outer cover 4, the pump core 5, the outer core 51, the stop position 511, the inner core 52, the liquid inlet hole 521, the bearing part 522, the lifting part 53, the fixing part 531, the head cap 54, the liquid outlet plug 55, the locking cover 6, the limiting column 61, the fixing ring 62, the piston 7, the gap 71, the inner pipe 72, the sealing part 721, the outer pipe 73, the fixing part 74, the spring 8, the sealing bead 9, the suction pipe 10 and the gasket 11.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, wherein like reference numerals represent like elements in the drawings. It is apparent that the embodiments to be described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the embodiments of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of embodiments of the utility model. As used in this description of embodiments of the utility model and the appended claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

The packaging bottle shown in fig. 1-10 comprises a bottle body 1, a bottom sleeve 2, a valve cover 3, an outer cover 4 and a lifting pump head.

The inner side of the valve cover 3 is provided with an internal thread 34, the opening of the bottle body 1 is provided with a screw thread, and the valve cover 3 is fixed at the opening of the bottle body 1 through the internal thread 34 and the screw thread in a threaded manner. The valve cap 3 is located inside the outer cap 4, and a gasket 11 is disposed at the bottom of the valve cap 3 for sealing the valve cap 3 with the opening of the bottle body 1.

The bottom sleeve 2 is sleeved at the bottom of the bottle body 1, the sucking disc 21 is arranged on the bottom sleeve 2, and the packaging bottle can be adsorbed on a desktop or a platform through the sucking disc 21. In some other embodiments, the suction cup may be directly disposed at the bottom of the bottle body 1.

The lift pump head comprises a valve chamber 31, a pump core 5, a lock cover 6, a piston 7, a spring 8, a sealing bead 9 and a suction tube 10.

The valve chamber 31 is located on the valve cover 3, the top of the valve chamber 31 is provided with a locking cover opening 33, and the bottom is provided with a liquid suction passage 32. The straw 10 is positioned in the bottle body 1 and is connected with the liquid suction channel 32; in some other embodiments, the pipette 10 and the aspiration channel 32 may be integrally formed. A limiting pin 321 is arranged in the liquid suction channel 32, and the sealing bead 9 is positioned above the limiting pin 321 in the liquid suction channel 32 and can be used for sealing the liquid suction channel 32.

The lock cover 6 is sleeved on the pump core 5 and is fixed at the lock cover opening 33; the upper end face of the locking cap 6 is provided with a fixing ring 62. The spring 8 is sleeved on the pump core 5 and is positioned above the lock cover 6, and the lower end of the spring 5 is fixed on the fixing ring 62 of the lock cover 6.

The pump core 5 has a hollow structure, and the lower end thereof is disposed in the valve chamber 31. The pump core 5 comprises an outer core 51 and an inner core 52, wherein the inner core 52 is positioned below the outer core 51, the upper end of the inner core 52 is sleeved in the outer core 51 and is fixed through a bayonet and a clamping groove which are arranged between the outer core 51 and the inner core 52.

The top of the outer core 51 is provided with a liquid outlet, and the lower end of the outer core 51 extends into the valve chamber 31; the lower end of the outer core 51 is a stop 511. The upper end of the outer core 51 is provided with a disc-shaped head cap 54, and the liquid outlet is positioned at the bottom of the head cap 54. The liquid outlet is provided with a liquid outlet plug 55 which is made of nitrile rubber. Further, a pulling part 53 extending horizontally is arranged outside the outer core 51; the pull portion 53 is located below the head cap 54 and above the outer lid 4, and the upper end of the outer lid 4 abuts the pull portion 53. The lower end face of the outer cover 4 is provided with a fixing member 531, and the upper end of the spring is fixed to the fixing member 531. In some other embodiments, the upper end of the spring may also be fixed to the upper end of the outer core.

The bottom of the inner core 52 is sealed, and the side surface of the bottom is provided with a supporting part 522 extending horizontally; the side surface of the lower end of the inner core 52 is provided with at least more than one liquid inlet hole 521, and the liquid inlet holes 521 are positioned above the supporting part.

The piston 7 is positioned in the valve chamber 31 and sleeved on the inner core 52, the outer side wall of the piston 7 is in sealing contact with the inner wall of the valve chamber 31, and the inner side wall of the piston 7 is in sealing contact with the outer wall of the inner core 52. A gap 71 for communicating the valve chamber 31 and the liquid inlet hole 521 is provided between the piston 7 and the inner core 52. Specifically, the piston 7 is integrally formed and includes an inner pipe 72, an outer pipe 73, and a fixing member 74, the inner pipe is sleeved inside the outer pipe, the fixing member is located between the inner pipe and the outer pipe, and the fixing member is used for fixing the inner pipe and the outer pipe. The upper end of the inner tube 72 is provided with a sealing part 721 extending inwards, and the sealing part 721 is in sealing and abutting contact with the outer wall of the inner core 52; the gap 71 is located below the seal portion 721. The piston 7 is located below the stop 511 and above the receiver 522, and the receiver 522 can be in sealing contact with the lower end of the piston inner tube 72.

Further, the lock cover 6 is provided with a limit column 61 vertically extending to the inside of the valve chamber 31, the limit column 61 is located above the piston 7, and the limit column 61 is used for limiting the highest position of the piston 7 moving in the valve chamber. When the piston 7 moves to the uppermost position in the valve chamber, a gap exists between the upper end of the piston 7 and the stop 511.

The packaging bottle can be adsorbed on a desktop or a platform through the sucking disc at the bottom of the bottle body; the lower end of the piston is in sealing abutting joint with the lower end of the supporting part and moves upwards along with the supporting part, negative pressure is generated in the valve chamber, the liquid in the bottle body can jack up the sealing beads from the suction pipe to enter the valve chamber until the piston moves to the highest position (as shown in figure 11), and the piston abuts against a limiting column 61 on the lock cover; after the lifting part is loosened, the spring contracts and rebounds, the pump core moves downwards, a gap is formed between the lower end of the piston and the supporting part, the valve chamber is communicated with the liquid inlet hole, meanwhile, the sealing bead seals the liquid suction channel due to pressure, the pump core moves downwards to a stopping position 511 to be abutted against the piston (as shown in figure 12), the piston is continuously driven downwards to move downwards, the liquid in the valve chamber is extruded to enter the interior of the pump core, then the liquid outlet plug at the top end of the pump core is jacked open to enter the head cap, and the liquid taking is facilitated.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, while the utility model has been described with respect to the above-described embodiments, it will be understood that the utility model is not limited thereto but may be embodied with various modifications and changes.

While the utility model has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A lifting pump head is characterized by comprising a valve chamber, a lock cover, a piston, a pump core, a spring and a sealing bead; the top of the valve chamber is provided with a lock cover opening, and the bottom of the valve chamber is provided with a liquid suction channel; the pump core is of a hollow structure, and the lower end of the pump core is arranged in the valve chamber; the lock cover is sleeved on the pump core and is fixed at the lock cover opening; the spring is sleeved on the pump core and positioned above the lock cover, the lower end of the spring is fixed on the lock cover, and the upper end of the spring is fixed on the pump core; the piston is positioned in the valve chamber and sleeved on the pump core, the outer side wall of the piston is in sealing abutting joint with the inner wall of the valve chamber, and the inner side wall of the piston is in sealing abutting joint with the outer wall of the pump core; the sealing bead is positioned at the bottom of the valve chamber and can be used for plugging the imbibing channel; the top of the pump core is provided with a liquid outlet, the bottom of the pump core is sealed, the side surface of the pump core is provided with a liquid inlet hole, the outer side of the pump core is provided with a stopping position and a bearing part, the liquid inlet hole is positioned above the bearing part, and the stopping position is positioned above the piston; the bearing part is positioned below the piston and can be in sealing butt joint with the piston; and a gap for communicating the valve chamber with the liquid inlet hole is arranged between the piston and the pump core.

2. A lift-up pump head according to claim 1, wherein said pump core comprises an outer core and an inner core, the upper end of the inner core fitting inside the outer core; the piston is sleeved on the inner core, the liquid inlet hole and the bearing part are positioned on the inner core, and the lower end of the outer core is the stopping position.

3. The lift pump head of claim 2, wherein the lock cover has a retention post extending into the valve chamber, the retention post being positioned above the piston.

4. A lift-off pump head as claimed in claim 1, wherein said top end of said pump core is provided with a disc-shaped head cap, said discharge opening being located at the bottom of said head cap.

5. A lift pump head according to claim 4, wherein said discharge port is provided with a discharge plug.

6. A pump head as claimed in claim 1, wherein the outside of the core is provided with a pull portion, the pull portion being located above the spring.

7. A packaging bottle comprising a bottle body, wherein a lifting pump head according to any one of claims 1 to 6 is provided at an opening of the bottle body.

8. The package of claim 7, including a cap secured to the mouth of the body, the valve chamber being located on the cap.

9. The packaging bottle of claim 8, wherein the bottom of the packaging bottle is provided with a suction cup.

10. The packaging bottle of claim 9, further comprising a bottom cover disposed at the bottom of the packaging bottle, wherein the suction cup is disposed on the bottom cover.