CN215157239U - External spring lotion pump with good ventilation effect - Google Patents

External spring lotion pump with good ventilation effect Download PDF

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Publication number
CN215157239U
CN215157239U CN202120942004.7U CN202120942004U CN215157239U CN 215157239 U CN215157239 U CN 215157239U CN 202120942004 U CN202120942004 U CN 202120942004U CN 215157239 U CN215157239 U CN 215157239U
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CN
China
Prior art keywords
main column
spring
piston
hole
pump chamber
Prior art date
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Active
Application number
CN202120942004.7U
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Chinese (zh)
Inventor
梁配辉
朱茂勇
张永雷
梁金考
林作飘
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Meijieshi Holdings Co ltd
Original Assignee
Zhongshan Majesty Packaging Systems Co Ltd
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Filing date
Publication date
Application filed by Zhongshan Majesty Packaging Systems Co Ltd filed Critical Zhongshan Majesty Packaging Systems Co Ltd
Priority to CN202120942004.7U priority Critical patent/CN215157239U/en
Application granted granted Critical
Publication of CN215157239U publication Critical patent/CN215157239U/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1073—Springs
    • B05B11/1074—Springs located outside pump chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0037—Containers
    • B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
    • B05B11/0044—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/105—Sealing arrangements around pump actuating stem
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1059—Means for locking a pump or its actuation means in a fixed position
    • B05B11/106—Means for locking a pump or its actuation means in a fixed position in a retracted position, e.g. in an end-of-dispensing-stroke position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1001—Piston pumps
    • B05B11/1023—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1043—Sealing or attachment arrangements between pump and container
    • B05B11/1046—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container
    • B05B11/1047—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container the pump being preassembled as an independent unit before being mounted on the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1066—Pump inlet valves
    • B05B11/1067—Pump inlet valves actuated by pressure

Landscapes

  • Closures For Containers (AREA)

Abstract

The utility model discloses an external spring emulsion pump with good ventilation effect, which comprises a press head, a main column, an auxiliary column, a piston, a pump chamber, a spring, a check valve, a lock bottle cap and a lock cover, wherein the upper end of the lock cover is fixedly connected with the upper end of the pump chamber, the lock cover is provided with a spring chamber inserted into the pump chamber, the bottom of the spring chamber is provided with a central hole for the main column to pass through, the auxiliary column and the piston are positioned below the spring chamber, the spring is positioned in the spring chamber and used for upwards jacking the main column, the side surface of the pump chamber is provided with a ventilation hole, an air inlet gap for external gas to enter the spring chamber is arranged between the main column and the lock cover, the upper part of the main column is large and the lower part is small, the upper part of the main column is used for being connected with the central hole in a sealing way after the main column is pressed down, the lower part is used for forming an air inlet gap with the central hole when the main column is bounced, a plurality of air inlet grooves which are recessed outwards to enlarge an air inlet channel between the central hole and the main column are arranged on the middle lower part of the central hole, simple structure can prevent stifled.

Description

External spring lotion pump with good ventilation effect
[ technical field ] A method for producing a semiconductor device
The utility model relates to an external spring emulsion pump that ventilation effect is good.
[ background of the invention ]
The existing emulsion pump is generally provided with a ventilation hole so that air can be supplied into an emulsion container to prevent the internal air pressure of the emulsion container from being small and the emulsion container from being shriveled and deformed, the common ventilation hole needs to prevent the emulsion in the container from entering a pump chamber from the ventilation hole due to the limitation of a structure, the ventilation hole is a small hole formed in a pump body, the existing emulsion pump has no problem in common application, but for the emulsion with high material body viscosity, the situation of unsmooth air exchange is often generated after the emulsion pump is used for a period of time. In addition, the air inlet gap between the central hole of the locking cover and the main column is limited, the central hole has a certain depth for positioning the main column during up-and-down movement, and after the locking cover is used for a period of time, the material body is stuck on the main column to cause the central hole to be closed, thereby influencing air exchange to cause the shrivelled bottle.
The present invention is made based on such a situation.
[ Utility model ] content
The utility model aims at overcoming the defects of the prior art, providing an external spring emulsion pump with good ventilation effect, which has the characteristics of simple structure and smooth ventilation.
The utility model discloses a realize through following technical scheme:
an external spring emulsion pump with good ventilation effect comprises a press head, a main column, an auxiliary column, a piston, a pump chamber, a spring, a one-way valve, a lock bottle cover and a lock cover, wherein the main column is arranged in the pump chamber, the press head is fixedly inserted in the upper end of the main column, the auxiliary column is connected to the lower end of the main column, the piston is sleeved outside the main column and the auxiliary column, the one-way valve is arranged in the pump chamber and is positioned below the piston to feed liquid into the pump chamber, the upper end of the lock cover is fixedly connected with the upper end of the pump chamber, a spring chamber inserted into the pump chamber is arranged on the lock cover, a central hole for the main column to pass through is arranged at the bottom of the spring chamber, the auxiliary column and the piston are positioned below the spring chamber, the spring is positioned in the spring chamber and is used for upwards jacking the main column, a ventilation hole is arranged on the side surface of the pump chamber, an air inlet gap for external air to enter the spring chamber is arranged between the main column and the lock cover, the upper part of the main column is large, the lower part of the main column is small, the upper part of the main column is used for being connected with the central hole in a sealing mode after the main column is pressed down, the lower part of the main column is used for forming an air inlet gap with the central hole when the main column bounces, and a plurality of air inlet grooves which are recessed outwards to enlarge an air inlet channel between the central hole and the main column are formed in the hole wall of the middle lower part of the central hole.
According to the external spring emulsion pump with good air exchange effect, the material cavity is formed between the bottom of the piston and the pump chamber, the air exchange hole is partially or completely positioned in the stroke of the up-and-down movement of the piston, and the air exchange hole cannot be communicated with the material cavity.
The external spring lotion pump with good ventilation effect is characterized in that the ventilation hole is a strip-shaped hole arranged on the side surface of the middle upper part of the pump chamber, and the ventilation hole is exposed above the piston when the piston bounces.
According to the external spring emulsion pump with good ventilation effect, when the piston is bounced, the upper end of the piston is positioned above the lower end of the ventilation hole, and the middle upper part of the ventilation hole is positioned above the piston.
According to the external spring emulsion pump with the good air exchange effect, the annular baffle plate which can be blocked below the top plate of the bottle locking cover from below is arranged at the upper part of the pump chamber, and the upper end of the air exchange hole is arranged at the annular baffle plate.
According to the external spring emulsion pump with good ventilation effect, the outer sleeve positioned in the spring cavity is arranged on the outer side of the main column, and the spring is arranged on the inner side of the outer sleeve.
According to the external spring emulsion pump with the good ventilation effect, the locking cover is provided with the annular opening protruding upwards, and the outer side of the main column is provided with the convex ring which is sealed with the annular opening after being bounced.
According to the external spring emulsion pump with good ventilation effect, the lower part of the spring cavity is provided with the internal threads, and the lower part of the outer sleeve is provided with the external threads which can be in threaded connection with the internal threads.
The external spring emulsion pump with good ventilation effect is characterized in that the one-way valve is a ball.
Compared with the prior art, the utility model discloses there is following advantage:
1. the utility model discloses a be equipped with a plurality of air inlet grooves that are recessed in order to enlarge inlet channel between centre bore and the principal post to the outside on the well lower part pore wall of centre bore, through the rib structure between the air inlet groove, when guaranteeing that the centre bore has certain degree of depth for the principal post location and the principal post sealing performance of centre bore department when pushing down, can effectively avoid gluing the material body on the principal post through the air inlet groove and cause the centre bore to close gas.
2. The inner side of the ventilation hole can be wiped in the up-and-down movement process of the piston, the inner side of the ventilation hole is cleaned by the outer wall of the piston, and the phenomenon that the hole is blocked due to long-term accumulation of a material body on a wall is avoided.
3. The side surface of the upper part in the pump chamber is provided with the strip-shaped vent hole which is vertically arranged, when the lotion bottle is filled into the lotion bottle for application, the vent hole is positioned at the position of a bottle mouth, the position can not be basically immersed by liquid, when the piston bounces, the vent hole is exposed above the piston, so that the phenomenon that the latex carried out by the piston is accumulated to block the hole to influence ventilation can be avoided, and because the vent hole has better length, when the vent hole is infected with the latex, the latex can fall into the lower end position under the dead weight, and the vent hole has better ventilation effect in the long-term use process.
4. The utility model discloses a spring is placed in the spring chamber, makes the spring external, keeps apart the pump chamber, when avoiding the emulsion to get into the pump chamber from the scavenge port, spring and material body contact can avoid spring corrosion pollutant body.
[ description of the drawings ]
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a sectional view of the external spring lotion pump with good ventilation effect in a pressed state;
FIG. 2 is a cross-sectional view of the external spring lotion pump with good ventilation effect in the bounce state;
FIG. 3 is a schematic view of the construction of the locking cap;
FIG. 4 is a schematic structural view of an embodiment of a vent of the pump chamber;
figure 5 is a schematic view of an alternative embodiment of the transfer ports of the pump chamber.
[ detailed description ] embodiments
The invention will be further described with reference to the accompanying drawings:
the external spring lotion pump with good ventilation effect as shown in fig. 1 to 5 comprises a press head 1, a main column 2, an auxiliary column 3, a piston 4, a pump chamber 5, a spring 6, a one-way valve 7, a lock bottle cap 8 and a lock cover 9, wherein the main column 2 is arranged in the pump chamber 5, the one-way valve 7 is a ball, the press head 1 is fixedly inserted at the upper end of the main column 2, the auxiliary column 3 is connected at the lower end of the main column 2, the piston 4 is sleeved at the outer sides of the main column 2 and the auxiliary column 3, the one-way valve is arranged in the pump chamber 5 and is positioned below the piston 4 to feed liquid into the pump chamber 5, the upper end of the lock cover 9 is fixedly connected with the upper end of the pump chamber 5, a spring cavity 91 inserted in the pump chamber 5 is arranged on the lock cover 9, a central hole 92 for the main column 2 to pass through is arranged at the bottom of the spring cavity 91, the auxiliary column 3 and the piston 4 are positioned below the spring cavity 91, the spring 6 is positioned in the spring cavity 91 and is used for pressing the main column 2 upwards, the side surface of the pump chamber 5 is provided with a ventilating hole 50, an air inlet gap for external air to enter the spring cavity 91 is arranged between the main column 2 and the lock cover 9, the upper part of the main column 2 is large, the lower part of the main column 2 is small, the upper part of the main column is used for being connected with the central hole 92 in a sealing way after the main column 2 is pressed down, the lower part of the main column is used for forming an air inlet gap with the central hole 92 when the main column 2 is bounced, so that the air in the spring cavity 91 enters the air inlet gap in the pump chamber 5, the air enters the pump chamber and then enters the emulsion bottle through the ventilating hole 50 for air supplement, the hole wall of the middle lower part of the central hole 92 is provided with a plurality of air inlet grooves 920 which are concave outwards to enlarge an air inlet passage between the central hole 92 and the main column 2, and the central hole can be effectively prevented from being closed due to a material body adhered to the main column through the air inlet grooves 920 while the central hole is ensured to have a certain depth for positioning of the main column 2.
A material cavity 10 is formed between the bottom of the piston 4 and the pump chamber 5, the ventilating hole 50 is partially or completely positioned in the stroke of the up-and-down movement of the piston 4, and the ventilating hole 50 cannot be communicated with the material cavity 10, so that the inner side of the ventilating hole can be cleaned by the outer wall of the piston through the up-and-down movement of the piston in the pressing process of the emulsion pump, and the phenomenon that the hole is blocked due to the fact that a material body accumulates wall hanging for a long time is prevented.
As shown in fig. 1, 3 and 4, the ventilation hole 50 is a long hole provided on the side surface of the upper middle portion of the pump chamber 5, and the ventilation hole 50 is exposed above the piston 4 when the piston 4 is sprung up. And when the piston 4 is bounced, the upper end of the piston 4 is positioned above the lower end of the ventilation hole 50, and the middle upper part of the ventilation hole 50 is positioned above the piston 4. When the lotion bottle is filled into the lotion bottle for application, the ventilating hole 50 is positioned at the position of a bottle mouth and a bottle mouth, the position is not basically immersed by the feed liquid, when the piston 4 bounces, the ventilating hole 50 is exposed above the piston 4, the phenomenon that the latex carried out by the piston 4 is accumulated to block the hole to influence ventilation can be avoided, and due to the fact that the ventilating hole 50 has a good length, when the ventilating hole 50 is infected with the latex, the latex can fall into the lower end position under the self weight and can be cleaned when the piston moves up and down, and therefore the ventilating hole has a good ventilating effect in the long-term use process.
Preferably, the upper part of the pump chamber 5 is provided with an annular baffle plate 51 which can be stopped below the top plate of the bottle locking cover 8 from below, and the upper end of the ventilation hole 50 is opened to the annular baffle plate 51.
In the embodiment shown in fig. 5, the ventilation hole 50 may also be a circular hole, which is cleaned by the up-and-down movement of the piston 4, and can effectively avoid the hole blockage under the action of the air pressure during ventilation.
An outer sleeve 21 positioned in the spring cavity 91 is arranged on the outer side of the main column 2, and the spring 6 is arranged on the inner side of the outer sleeve 21.
The locking closure 9 is provided with an annular opening 93 protruding upwards, and the outer side of the main column 2 is provided with a convex ring 22 sealed with the annular opening 93 after being bounced, so that the waterproof effect is good.
The spring chamber 91 is provided at a lower portion thereof with inner threads 94, and the outer sleeve 21 is provided at a lower portion thereof with outer threads 23 to which the inner threads 94 are screw-coupled, whereby the inner threads 94 and the outer threads 23 are coupled to lock the main post when depressed.

Claims (9)

1. The utility model provides an effectual external spring emulsion pump of taking a breath which characterized in that: comprises a press head (1), a main column (2), an auxiliary column (3), a piston (4), a pump chamber (5), a spring (6), a check valve (7), a lock bottle cap (8) and a lock cover (9), wherein the main column (2) is arranged in the pump chamber (5), the press head (1) is inserted and fixed at the upper end of the main column (2), the auxiliary column (3) is connected at the lower end of the main column (2), the piston (4) is sleeved at the outer sides of the main column (2) and the auxiliary column (3), the check valve is arranged in the pump chamber (5) and positioned below the piston (4) for feeding liquid to enter the pump chamber (5), the upper end of the lock cover (9) is fixedly connected with the upper end of the pump chamber (5), a spring cavity (91) inserted into the pump chamber (5) is arranged on the lock cover (9), the bottom of the spring cavity (91) is provided with a central hole (92) for the main column (2) to pass through, and the auxiliary column (3) and the piston (4) are positioned below the spring cavity (91), the spring (6) is located in the spring cavity (91) and used for upwards jacking the main column (2), the side face of the pump chamber (5) is provided with a ventilating hole (50), an air inlet gap for allowing external air to enter the spring cavity (91) is formed between the main column (2) and the lock cover (9), the upper portion of the main column (2) is large, the lower portion of the main column (2) is small, the upper portion of the main column is used for being connected with the central hole (92) in a sealing mode after the main column (2) is pressed down, the lower portion of the main column is used for forming the air inlet gap with the central hole (92) when the main column (2) bounces, and the hole wall of the middle lower portion of the central hole (92) is provided with a plurality of air inlet grooves (920) which are recessed outwards to enlarge an air inlet channel between the central hole (92) and the main column (2).
2. The external spring emulsion pump with good ventilation effect as claimed in claim 1, wherein: a material cavity (10) is formed between the bottom of the piston (4) and the pump chamber (5), the ventilating hole (50) is partially or completely positioned in the stroke of the up-and-down movement of the piston (4), and the ventilating hole (50) cannot be communicated with the material cavity (10).
3. The external spring emulsion pump with good ventilation effect as claimed in claim 1, wherein: the air vent (50) is a strip-shaped hole arranged on the side surface of the middle upper part of the pump chamber (5), and when the piston (4) bounces, the air vent (50) is exposed above the piston (4).
4. The external spring emulsion pump with good ventilation effect as claimed in claim 3, wherein: when the piston (4) is bounced, the upper end of the piston (4) is positioned above the lower end of the ventilation hole (50), and the middle upper part of the ventilation hole (50) is positioned above the piston (4).
5. The external spring emulsion pump with good ventilation effect as claimed in claim 3, wherein: an annular baffle plate (51) capable of blocking below a top plate of the bottle locking cover (8) from below is arranged at the upper part of the pump chamber (5), and the upper end of the ventilation hole (50) is arranged to the annular baffle plate (51).
6. The external spring emulsion pump with good ventilation effect as claimed in claim 1, wherein: an outer sleeve (21) located in the spring cavity (91) is arranged on the outer side of the main column (2), and the spring (6) is arranged on the inner side of the outer sleeve (21).
7. The external spring emulsion pump with good ventilation effect as claimed in claim 1, wherein: the lock cover (9) is provided with an annular opening (93) protruding upwards, and a convex ring (22) sealed with the annular opening (93) after being bounced is arranged on the outer side of the main column (2).
8. The external spring emulsion pump with good ventilation effect as claimed in claim 6, wherein: the lower part of the spring cavity (91) is provided with internal threads (94), and the lower part of the outer sleeve (21) is provided with external threads (23) which can be in threaded connection with the internal threads (94).
9. The external spring emulsion pump with good ventilation effect as claimed in claim 1, wherein: the one-way valve (7) is a ball.
CN202120942004.7U 2021-04-30 2021-04-30 External spring lotion pump with good ventilation effect Active CN215157239U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120942004.7U CN215157239U (en) 2021-04-30 2021-04-30 External spring lotion pump with good ventilation effect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120942004.7U CN215157239U (en) 2021-04-30 2021-04-30 External spring lotion pump with good ventilation effect

Publications (1)

Publication Number Publication Date
CN215157239U true CN215157239U (en) 2021-12-14

Family

ID=79366427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120942004.7U Active CN215157239U (en) 2021-04-30 2021-04-30 External spring lotion pump with good ventilation effect

Country Status (1)

Country Link
CN (1) CN215157239U (en)

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GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: No.21 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province 528437

Patentee after: Guangdong Meijieshi Holdings Co.,Ltd.

Address before: No.21 Jiankang Road, Torch Development Zone, Zhongshan City, Guangdong Province 528437

Patentee before: MAJESTY PACKAGING SYSTEMS Ltd.

CP03 Change of name, title or address