CN213650512U

CN213650512U - Sealed air inlet type leakage-proof emulsion pump

Info

Publication number: CN213650512U
Application number: CN202022633336.5U
Authority: CN
Inventors: 宋国宏
Original assignee: Longnan Keda Packaging Co ltd
Current assignee: Longnan Keda Packaging Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-09
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a sealed air inlet type leakage-proof emulsion pump, in particular to the technical field of emulsion pumps, which comprises a connecting cover, wherein a piston cylinder is fixed at the bottom of the connecting cover, a piston plate is movably connected with the inner seal of the piston cylinder, the top of the piston plate is communicated with a connecting pipe, the upper end of the connecting pipe movably penetrates through the piston cylinder and the connecting cover, a pressing head is fixed at the upper end of the connecting pipe, and a one-way valve mechanism is arranged at the bottom of the piston cylinder; the outer wall of the pressing head is provided with a pressing air bag, the bottom of the piston cylinder is communicated with an extension pipe, the middle of the connecting cover is provided with a sliding hole for the connecting pipe to slide, the inner wall of the sliding hole is provided with an annular groove, the inner wall of the annular groove is provided with an annular air bag, and the annular air bag is communicated with the pressing air bag through an air pipe. The utility model discloses rational in infrastructure, design benefit can avoid the emulsion to cover the drippage from connecting, is fit for using widely.

Description

Sealed air inlet type leakage-proof emulsion pump

Technical Field

The utility model relates to a lotion pump technical field, more specifically say, the utility model relates to a sealed air inlet formula leak protection liquid lotion pump.

Background

The emulsion pump is a pump body structure used by manual pressing, and the pump body structure is widely applied to cosmetics and daily chemical products; at present, the domestic market has more and more requirements and styles for the use of bath and cosmetics. However, the existing emulsion pump products have few models, function requirements cannot be met, more technical requirements cannot be met, the product performance stability is low, stable quality of high-requirement packaging products is difficult to maintain, the sealing performance is poor, leakage is easy to occur, and after the emulsion pump is used each time, emulsion is easy to overflow from a bottle cap, so that the waste of the emulsion is caused.

Therefore, the utility model provides a sealed air inlet formula prevention of liquid leakage emulsion pump.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides a sealed air inlet formula prevention of liquid leakage emulsion pump.

In order to achieve the above object, the utility model provides a following technical scheme: a sealed air inlet type leakage-proof emulsion pump comprises a connecting cover, wherein a piston cylinder is fixed at the bottom of the connecting cover, a piston plate is movably connected in the piston cylinder in a sealed mode, the top of the piston plate is communicated with a connecting pipe, the upper end of the connecting pipe movably penetrates through the piston cylinder and the connecting cover, a pressing head is fixed at the upper end of the connecting pipe, and a one-way valve mechanism is arranged at the bottom of the piston cylinder;

the outer wall of the pressing head is provided with a pressing air bag, the bottom of the piston cylinder is communicated with an extension pipe, the middle of the connecting cover is provided with a sliding hole for the connecting pipe to slide, the inner wall of the sliding hole is provided with an annular groove, the inner wall of the annular groove is provided with an annular air bag, and the annular air bag is communicated with the pressing air bag through an air pipe.

Preferably, the check valve mechanism comprises a valve plate, the valve plate is horizontally fixed on the inner wall of the piston cylinder, and a sealing ball is movably arranged below the valve plate.

Preferably, the middle part of the piston plate is provided with a liquid outlet hole, and the liquid outlet hole is communicated with the inside of the connecting pipe.

Preferably, a channel is arranged inside the pressing head and communicated with the inside of the connecting pipe.

Preferably, a second spring part is sleeved on a connecting pipe between the pressing head and the connecting cover, and an internal thread is arranged on the inner wall of the connecting cover.

Preferably, a first spring member is provided inside the pressing airbag.

Preferably, the top of the pressing air bag is provided with an air inlet one-way valve, and the air pipe is provided with an exhaust valve and an air outlet one-way valve.

The utility model discloses a technological effect and advantage:

1. the utility model discloses an install the pressing airbag on the outer wall of press head, the bottom intercommunication of piston cylinder has the extension pipe, the middle part of connecting the lid is provided with the gliding sliding hole that supplies the connecting pipe, be provided with the ring channel on the inner wall of sliding hole, be provided with annular gasbag on the inner wall of ring channel, through the trachea intercommunication between annular gasbag and the pressing gasbag, when pressing the pressing gasbag, make the gas in the pressing gasbag get into in the annular gasbag, annular gasbag inflation this moment, and then the inner wall of annular gasbag hugs closely on the outer wall of connecting pipe, thereby realize further sealing, avoid the emulsion to spill over from the sliding hole;

2. the utility model discloses rational in infrastructure, design benefit can avoid the emulsion to cover the drippage from connecting, is fit for using widely.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a partially enlarged view of a portion B in fig. 1 according to the present invention.

Reference numbers in the figures: 1. a connecting cover; 2. a piston cylinder; 3. a connecting pipe; 4. a pressing head; 5. a second spring member; 6. an extension pipe; 7. an air inlet check valve; 8. an air outlet one-way valve; 9. pressing the air bag; 10. a first spring member; 11. a sealing ball; 12. a piston plate; 13. a valve plate; 14. an air tube 14; 15. an annular groove; 16. An annular air bag; 17. a communicating hole; 18. and (4) exhausting the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, an embodiment of the present invention relates to a liquid leakage preventing emulsion pump with a sealed air inlet, which includes a connection cover 1, a piston cylinder 2 is fixed at the bottom of the connection cover 1, a communication hole 17 is formed on the upper portion of the piston cylinder 2, a piston plate 12 is movably connected to the inside of the piston cylinder 2 in a sealed manner, when the piston plate 12 moves upward, the internal air can enter an emulsion bottle from the communication hole 17, so as to prevent the air from going out of the connection cover 1 and damaging the sealing performance of the connection cover 1, a connection pipe 3 is communicated with the top of the piston plate 12, the upper end of the connection pipe 3 movably penetrates through the piston cylinder 2 and the connection cover 1, a pressing head 4 is fixed at the upper end of the connection pipe 3, and a one-way valve mechanism is arranged at the bottom of;

the outer wall of the pressing head 4 is provided with a pressing air bag 9, the bottom of the piston cylinder 2 is communicated with an extension pipe 6, the middle of the connecting cover 1 is provided with a sliding hole for the connecting pipe 3 to slide, the inner wall of the sliding hole is provided with an annular groove 15, the inner wall of the annular groove 15 is provided with an annular air bag 16, and the annular air bag 16 is communicated with the pressing air bag 9 through an air pipe 14.

In a preferred embodiment, the one-way valve mechanism comprises a valve plate 13, the valve plate 13 is horizontally fixed on the inner wall of the piston cylinder 2, and a sealing ball 11 is movably arranged below the valve plate 13.

In a preferred embodiment, the piston plate 12 is provided with outlet holes in the middle, which are in communication with the interior of the connecting tube 3.

In a preferred embodiment, the interior of the pressing head 4 is provided with a channel which communicates with the interior of the connecting tube 3.

In a preferred embodiment, a second spring element 5 is sleeved on the connecting tube 3 between the pressing head 4 and the connecting cover 1, and an internal thread is arranged on the inner wall of the connecting cover 1.

In a preferred embodiment, a first spring element 10 is arranged inside the pressing airbag 9.

In a preferred embodiment, the top of the pressing air bag 9 is provided with an air inlet check valve 7, the air pipe 14 is provided with an air outlet check valve 18 and an air outlet check valve 8, as another embodiment of the present application, it should be noted that after the lotion pump is used, the pressing air bag 9 can be continuously pressed, air continuously enters the annular air bag 16, the generated pressing force can limit the movement of the connecting pipe 3, so as to avoid the misoperation of children or the mistaken pressing during transportation, and when the lotion pump is used, the air outlet valve 18 is opened to appropriately discharge part of air, so as to be used on the premise of ensuring the sealing performance.

The utility model discloses a theory of operation: install on the outer wall through pressing head 4 and press down gasbag 9, the bottom intercommunication of piston cylinder 2 has extension pipe 6, the middle part of connecting lid 1 is provided with and supplies the gliding sliding hole of connecting pipe 3, be provided with ring channel 15 on the inner wall of sliding hole, be provided with annular gasbag 16 on ring channel 15's the inner wall, annular gasbag 16 with press down through trachea 14 intercommunication between the gasbag 9, when pressing down gasbag 9, make the gas that presses down in the gasbag 9 get into annular gasbag 16, annular gasbag 16 inflation this moment, and then annular gasbag 16's inner wall is hugged closely on the outer wall of connecting pipe 3, thereby realize further sealed, avoid the emulsion to spill over from the sliding hole, the utility model discloses rational in infrastructure, design benefit can avoid the emulsion to drip from connecting lid 1, is fit for using widely.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The sealed air inlet type leakage-proof emulsion pump is characterized by comprising a connecting cover (1), wherein a piston cylinder (2) is fixed at the bottom of the connecting cover (1), a piston plate (12) is movably connected inside the piston cylinder (2) in a sealed manner, the top of the piston plate (12) is communicated with a connecting pipe (3), the upper end of the connecting pipe (3) movably penetrates through the piston cylinder (2) and the connecting cover (1), a pressing head (4) is fixed at the upper end of the connecting pipe (3), and a one-way valve mechanism is arranged at the bottom of the piston cylinder (2);

install on the outer wall of pressing head (4) and press gasbag (9), the bottom intercommunication of piston cylinder (2) has extension pipe (6), the middle part of connecting lid (1) is provided with and supplies connecting pipe (3) gliding sliding hole, be provided with ring channel (15) on the inner wall of sliding hole, be provided with annular gasbag (16) on the inner wall of ring channel (15), annular gasbag (16) with press through trachea (14) intercommunication between gasbag (9).

2. The emulsion pump of claim 1, wherein the one-way valve mechanism comprises a valve plate (13), the valve plate (13) is horizontally fixed on the inner wall of the piston cylinder (2), and a sealing ball (11) is movably arranged below the valve plate (13).

3. The emulsion pump as claimed in claim 1, wherein the piston plate (12) has a liquid outlet hole at its middle portion, and the liquid outlet hole is communicated with the inside of the connecting tube (3).

4. The emulsion pump as claimed in claim 1, wherein the pressing head (4) has a channel therein, and the channel is connected to the inside of the connecting tube (3).

5. The emulsion pump of claim 1, wherein the second spring member (5) is sleeved on the connecting tube (3) between the pressing head (4) and the connecting cap (1), and the inner wall of the connecting cap (1) is provided with internal threads.

6. An air inlet sealing type emulsion pump according to claim 1, wherein the pressing air bag (9) is provided with a first spring member (10) therein.

7. The emulsion pump as claimed in claim 1, wherein the pressing air bag (9) is provided with an air inlet check valve (7) at the top, and the air tube (14) is provided with an air outlet valve (18) and an air outlet check valve (8).