CN112756130A - External spring is from locking-type press pump structure - Google Patents
External spring is from locking-type press pump structure Download PDFInfo
- Publication number
- CN112756130A CN112756130A CN202011537778.8A CN202011537778A CN112756130A CN 112756130 A CN112756130 A CN 112756130A CN 202011537778 A CN202011537778 A CN 202011537778A CN 112756130 A CN112756130 A CN 112756130A
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- Prior art keywords
- locking
- pump
- pump rod
- cavity
- boss
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- 238000003825 pressing Methods 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000010902 straw Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012356 Product development Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Closures For Containers (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a self-locking pressing pump structure with an external spring, which comprises a pump body, a pressing head, an upper pump rod, a piston, a bottle locking cover and a locking cover, wherein the pump body comprises an upper cavity and a lower cavity which are of a stepped structure, the locking cover comprises a clamping part clamped and fixed at the lower part of the upper cavity, a locking part extending upwards into the upper cavity and a limiting part extending downwards into the lower cavity, the locking cover is hollow, the upper pump rod is positioned at the inner side of the locking cover, the upper end of the upper pump rod penetrates through the locking cover to be connected with the pressing head, the lower end of the upper pump rod penetrates through the locking cover to be connected with the piston, the outer side of the upper pump rod is sleeved with the spring, the spring is arranged in the locking cover, the lower part of the locking cover is provided with a supporting part which protrudes inwards to support the spring, the outer side surface of the upper part of the upper pump rod is provided with a jacking boss for pushing the spring upwards, the lower end of the lower cavity in the pump, simple structure, the pump core can be independently come out, and it is nimble convenient to use.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to an external spring self-locking type pressing pump structure.
[ background of the invention ]
The existing pressing pump structure mostly adopts the structural design of a built-in spring, and a metal spring is in direct contact with a material body, so that the metal spring is easy to corrode and is not environment-friendly enough. The push pump is generally of an integral structure, namely the pump core, the lock bottle cap and the press head are assembled and fixed, and the lock bottle cap is fixed on the pump core through an outer lock cap, an inner lock cap and the like during assembly, so that the push pump is not flexible to use. Or when the push pump is integrally assembled, the locking structure is usually arranged inside the upper pump rod and the locking cover, so that the manufacturing cost of parts is high.
The present invention has been made based on such a situation.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provides a self-locking pressing pump structure with an external spring, which has the characteristics of simple structure, sanitation, safety, flexible use and low manufacturing cost.
The invention is realized by the following technical scheme:
an external spring self-locking type pressing pump structure comprises a pump body, a pressing head, an upper pump rod, a piston, a lock bottle cover and a locking cover, wherein the pump body comprises an upper cavity and a lower cavity which are of a stepped structure, the locking cover comprises a clamping part fixedly clamped at the lower part of the upper cavity, a locking part extending upwards into the upper cavity and a limiting part extending downwards into the lower cavity, the locking cover is hollow, the upper pump rod is positioned at the inner side of the locking cover, the upper end of the upper pump rod penetrates through the locking cover to be connected with the pressing head, the lower end of the upper pump rod penetrates through the locking cover to be connected with the piston, a spring is sleeved on the outer side of the upper pump rod and is arranged in the locking cover, a supporting part protruding inwards to support the spring is arranged at the lower part of the locking cover, a jacking boss for the spring to jack upwards is arranged on the outer side surface of the upper part of the upper pump rod, a check valve for, and a locking device which can lock the press head to prevent the press head from being pressed down is arranged between the locking cover and the press head.
The self-locking pressing pump structure with the external spring comprises the pressing head, the pressing head and the pressing head, wherein the pressing head comprises an inner cylinder and an outer cylinder, the inner cylinder is connected with the upper pump rod and can move up and down in the locking part, the outer cylinder is sleeved outside the locking part, a gap for the outer cylinder to slide up and down is reserved between the inner wall of the upper chamber and the locking part, a guide plate is arranged between the inner cylinder and the outer cylinder, the locking part is provided with a guide groove for the guide plate to move up and down, the upper end of the locking part is provided with a locking step for the guide plate to rotate and be clamped into to limit the downward movement of the guide plate when the press head is popped, the locking step is provided with a locking boss which prevents the guide plate from automatically falling out of the locking step and falling into the guide groove, the other side of the locking step positioned on the locking lug boss is provided with a baffle plate for blocking the guide plate from rotating, the locking step, the locking boss, the baffle plate and the guide plate form a locking device to lock the press head on the locking cover.
According to the external spring self-locking type pressing pump structure, a guide angle is arranged between the locking step and the guide groove, the piston is provided with the inner sleeve capable of pressing against the bottom of the supporting part when the pressing head bounces, when the pressing head bounces and rotates, the guide plate slides into the locking step along the guide angle, and the inner sleeve is pressed against the bottom of the supporting part.
The external spring self-locking type pressing pump structure comprises a pump body, wherein the inner diameter of an upper cavity of the pump body is larger than that of a lower cavity of the pump body, an annular boss protruding inwards is arranged at the lower part of the upper cavity, an annular buckling groove recessed laterally is arranged at the lower part of the boss at the bottom of the upper cavity, the boss and the buckling groove are connected up and down to form an S-shaped buckling structure, a buckling ring buckled into the buckling groove and a concave ring for clamping the boss into the buckling groove are arranged on the outer side of a clamping part, and a plurality of ribs in interference fit with a locking cover are arranged above the boss in the pump body at intervals in the circumferential direction and used for preventing the locking cover and the pump body from rotating and loosening.
The external spring self-locking type pressing pump structure comprises an upper pump rod, a lower pump rod, a piston and a lower limiting platform, wherein the upper pump rod is hollow, the lower end of the upper pump rod is sealed, the lower part of the upper pump rod is provided with a side opening communicated with the inside of the upper pump rod, the upper part and the lower part of the upper pump rod, which are positioned on the side opening, are provided with an upper limiting platform and a lower limiting platform, the piston is provided with a movable sleeve which can move up and down between the upper limiting platform and the lower limiting platform, the lower end of the movable sleeve is provided with a sealing ring which can be matched with the lower limiting platform to realize sealing connection, and the communication between the inside of; when the upper pump rod moves downwards, the lower limiting table is separated from the sealing ring downwards, the upper pump rod is communicated with the lower cavity through the side opening, the upper limiting table can be pressed at the upper end of the movable sleeve after moving downwards for a certain distance to push the piston to move downwards together, when the upper limiting table is pressed at the upper end of the movable sleeve, the upper limiting table and the movable sleeve are in sealed connection, and the upper end of the piston is provided with a convex ring which protrudes inwards and is in interference fit with the outer side wall of the upper pump rod to be in sealed connection.
According to the external spring self-locking type pressing pump structure, the one-way valve comprises a ball.
According to the external spring self-locking type pressing pump structure, the sealing gasket is arranged on the inner side of the bottle locking cover, and the lower end of the pump body is connected with the suction pipe.
Compared with the prior art, the invention has the following advantages:
1. the invention has simple structure, few components, easy assembly and low manufacturing cost.
2. The invention relates to a pressing pump structure, which comprises a pump body, an upper pump rod, a piston, a locking cover, a spring and a check valve, wherein the locking cover is fixed with the pump body through a clamping part, the spring is positioned in the locking cover and limited between a supporting part and a jacking boss, the piston is sleeved on the upper pump rod and jacks the bottom of the locking cover when the spring bounces the upper pump rod, so that the upper pump rod and the spring are prevented from being separated, and the pump core which can be independently stored and transported is formed, so that the pump core can be used as a standard component, different pressing heads and locking bottle caps can be matched according to requirements in the subsequent production and assembly process, the requirements of different customers and use occasions are met, the use flexibility is increased, and the product development and manufacturing cost is reduced.
3. The channel for conveying the material body is positioned in the upper pump rod, and the spring is positioned outside the upper pump rod, so that the contact between the spring and the material body can be avoided, the material body can be prevented from being corroded and polluted, and the corrosion of the metallic spring can also be avoided.
4. Regarding locking device, the button includes inner tube and urceolus, the inner tube is connected with last pump rod and can be in the locking portion activity from top to bottom, the urceolus cover is established in the locking portion outside, leave the gliding clearance from top to bottom that supplies the urceolus between last cavity inner wall and the locking portion, be equipped with the deflector between inner tube and the urceolus, be equipped with the guide way that supplies the deflector activity from top to bottom in the locking portion, the locking portion upper end is equipped with and supplies the rotatory card of deflector to go into and restrict the locking step of deflector downstream when the button bounces, be equipped with on the locking step and prevent that the deflector from deviating from the locking step by oneself and fall into the locking boss in the guide way, the opposite side that the locking step is located the locking boss is equipped with and is used for blockking the rotatory baffle of deflector, locking step, locking boss, baffle and deflector constitute locking device, the locking device is arranged at the upper end of the locking cover and the lower end of the press head, the structure is simple, the corresponding parts are easy to manufacture, and the cost is reduced.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is an exploded view of an external spring self-locking type pressing pump structure according to the present invention;
FIG. 2 is a cross-sectional view of the self-locking pressing pump structure with an external spring in a self-locking state according to the present invention;
FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;
FIG. 4 is a schematic view of a button;
fig. 5 is a schematic structural view of the locking cover.
[ detailed description ] embodiments
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 5, an external spring self-locking type pressing pump structure includes a pump body 1, a pressing head 2, an upper pump rod 3, a piston 4, a locking bottle cap 5 and a locking cap 6, wherein the pump body 1 includes an upper chamber 11 and a lower chamber 12 having a stepped structure, the locking cap 6 includes a clamping portion 61 clamped and fixed at a lower portion of the upper chamber 11, a locking portion 62 extending upward into the upper chamber 11 and a limiting portion 63 extending downward into the lower chamber 12, the locking cap 6 is hollow, the upper pump rod 3 is located inside the locking cap 6, an upper end of the upper pump rod 3 passes through the locking cap 6 to be connected with the pressing head 2, a lower end of the upper pump rod passes through the locking cap 6 to be connected with the piston 4, a spring 7 is sleeved outside the upper pump rod 3, the spring 7 is arranged inside the locking cap 6, a supporting portion 64 protruding inward to support the spring 7 is arranged at a lower portion of the locking cap 6, a pressing boss 31 for pressing the spring 7 upward is arranged on an outer side surface of an upper portion, the lower extreme that lies in cavity 12 down in the pump body 1 is equipped with the check valve 8 that supplies liquid to get into, check valve 8 includes ball 81, be equipped with between locking lid 6 and the button 2 and can make its locking device that can't press with the button 2 locking, 5 inboards of lock bottle lid are equipped with sealed pad 9, 1 lower extreme of the pump body is connected with straw 10, simple structure, easily manufacturing.
The pressing pump structure comprises a pump body 1, an upper pump rod 3, a piston 4, a locking cover 6, a spring 7 and a pump core consisting of a one-way valve 8, wherein the locking cover 6 is fixed with the pump body 1 through a clamping part 61, the spring 7 is positioned in the locking cover 6 and limited between a supporting part 64 and a jacking boss 31, the piston 4 is sleeved on the upper pump rod 3 and jacked at the bottom of the locking cover 6 when the spring 7 bounces the upper pump rod 3 to prevent the upper pump rod 3 and the spring from being separated, so that the pump core capable of being stored and transported independently is formed and can be used as a standard component, so that different pressing heads and locking bottle caps can be matched according to needs in the subsequent production and assembly processes, the requirements of different customers and use occasions are met, the use flexibility is increased, and the product development and manufacturing cost is reduced.
In addition, the channel for conveying the material body is positioned inside the upper pump rod 3, and the spring 7 is positioned outside the upper pump rod 3, so that the contact between the spring 7 and the material body can be avoided, the corrosion and pollution of the material body can be avoided, and the corrosion of a metallic spring can also be avoided.
Press head 2 to include inner tube 21 and urceolus 22, inner tube 21 is connected with last pump rod 3 and can move about from top to bottom in locking portion 62, urceolus 22 cover is established in the 62 outsides of locking portion, it supplies urceolus 22 gliding clearance from top to bottom to leave between 11 inner walls of last cavity and the locking portion 62, be equipped with deflector 23 between inner tube 21 and the urceolus 22, be equipped with the guide way 621 that supplies deflector 23 activity from top to bottom on the locking portion 62, locking portion 62 upper end is equipped with and supplies deflector 23 rotation card to go into and restrict the locking step 622 of deflector 23 downstream when according to head 2 bounce, be equipped with on the locking step 622 and prevent that deflector 23 from deviating from the locking step 623 that locking step 622 falls into guide way 621 by oneself, the opposite side that locking step 622 is located locking step 623 is equipped with and is used for blockking up the rotatory baffle 624 of deflector 23, locking step 622, locking step 623, the baffle 624 and the guide plate 23 form a locking device to lock the button 2 on the locking cover 6, the locking device is arranged at the upper end of the locking cover 6 and the lower end of the button, the structure is simple, the corresponding parts are easy to manufacture, and the cost is reduced.
A guide angle 625 is arranged between the locking step 622 and the guide groove 621, the piston 4 is provided with an inner sleeve 41 which can be pressed against the bottom of the support part 64 when the press head 2 is bounced, when the press head 2 bounces and rotates, the guide plate 23 slides into the locking step 622 along the guide angle 625, the inner sleeve 41 is pressed against the bottom of the support part 64, so that after self-locking, the press head, the upper pump rod, the piston and the locking cover can be tightly locked together, and the stability of the locking state is improved.
The inner diameter of the upper cavity 11 of the pump body 1 is larger than that of the lower cavity 12, the lower part of the upper cavity 11 is provided with an annular boss 14 protruding inwards, the bottom of the upper cavity 11 is positioned below the boss 14, an annular buckling groove 13 recessed inwards in the lateral direction is formed, the boss 14 and the buckling groove 13 are connected up and down to form an S-shaped buckling structure, the outer side of the clamping portion 61 is provided with a buckling ring 611 buckled into the buckling groove 13 and a concave ring 612 for clamping the boss 14, a plurality of ribs 15 in interference fit with the locking cover 6 are arranged above the boss 14 in the pump body 1 at intervals along the circumferential direction, the structure is simple, the fixation is firm, and the mutual rotation and loosening between the locking cover 6 and the pump body 1 can be prevented.
The upper pump rod 3 is hollow and the lower end of the upper pump rod is closed, the lower part of the upper pump rod 3 is provided with a side opening 32 communicated with the inside of the upper pump rod 3, an upper limit table 33 and a lower limit table 34 are arranged above and below the side opening 32 on the upper pump rod 3, a movable sleeve 42 capable of moving up and down between the upper limit table 33 and the lower limit table 34 is arranged on the piston 4, a sealing ring 43 capable of being matched with the lower limit table 34 to realize sealing connection is arranged at the lower end of the movable sleeve 42, and the communication between the inside of the upper pump rod 3 and the lower chamber 12 is cut off when the lower limit table 34 presses upwards on the sealing ring 43; when the upper pump rod 3 moves downwards, the lower limit table 34 is separated from the sealing ring 43 downwards, the upper pump rod 3 is communicated with the lower chamber 12 through the side opening 32, the upper limit table 33 can be pressed on the upper end of the movable sleeve 42 after moving downwards for a certain distance to push the piston 4 to move downwards together, when the upper limit table 33 is pressed on the upper end of the movable sleeve 42, the upper limit table and the movable sleeve are connected in a sealing mode, the upper end of the piston 4 is provided with a convex ring 44 which protrudes inwards and is in interference fit with the outer side wall of the upper pump rod 3 to be connected in a sealing mode, the structure is simple, the structure of the lower pump rod is omitted, components are few, the assembly is convenient, and the cost.
Claims (7)
1. The utility model provides an external spring is from locking-type press pump structure which characterized in that: including the pump body (1), press head (2), go up pump rod (3), piston (4), lock bottle lid (5) and locking lid (6), the pump body (1) is including ladder structure's last cavity (11) and lower cavity (12), locking lid (6) are fixed in joint portion (61) of the lower part of last cavity (11) including the joint to and upwards stretch into locking portion (62) in last cavity (11) and stretch into spacing portion (63) in lower cavity (12) downwards, locking lid (6) cavity and go up pump rod (3) and be located locking lid (6) inboard, go up pump rod (3) upper end and pass locking lid (6) and be connected according to head (2), the lower extreme passes locking lid (6) and is connected with piston (4), it is connected to go up pump rod (3) outside spring (7), spring (7) are established in locking lid (6), locking lid (6) lower part is equipped with supporting part (64) that the supporting spring (7) are used for supporting to the interior protrusion, the outer side surface of the upper part of the upper pump rod (3) is provided with a jacking boss (31) for a spring (7) to jack upwards, the lower end of the lower cavity (12) in the pump body (1) is provided with a one-way valve (8) for liquid to enter, and a locking device capable of locking the press head (2) so that the press head cannot be pressed down is arranged between the locking cover (6) and the press head (2).
2. The external spring self-locking type pressing pump structure according to claim 1, wherein: the pressing head (2) comprises an inner cylinder (21) and an outer cylinder (22), the inner cylinder (21) is connected with an upper pump rod (3) and can move up and down in a locking part (62), the outer cylinder (22) is sleeved on the outer side of the locking part (62), a gap for the outer cylinder (22) to slide up and down is reserved between the inner wall of an upper cavity (11) and the locking part (62), a guide plate (23) is arranged between the inner cylinder (21) and the outer cylinder (22), a guide groove (621) for the guide plate (23) to move up and down is arranged on the locking part (62), a locking step (622) for the guide plate (23) to be rotationally clamped into and limit the guide plate (23) to move down when the pressing head (2) is bounced is arranged at the upper end of the locking part (62), a locking boss (623) for preventing the guide plate (23) from falling into the guide groove (621) by being separated from the self-locking step (622) is arranged on, a baffle plate (624) for blocking the guide plate (23) from rotating is arranged on the other side, located on the locking boss (623), of the locking step (622), and the locking step (622), the locking boss (623), the baffle plate (624) and the guide plate (23) form a locking device for locking the press head (2) on the locking cover (6).
3. The external spring self-locking type pressing pump structure according to claim 2, wherein: a guide angle (625) is arranged between the locking step (622) and the guide groove (621), the piston (4) is provided with an inner sleeve (41) which can be pressed against the bottom of the supporting part (64) when the pressing head (2) is bounced, when the pressing head (2) bounces and rotates, the guide plate (23) slides into the locking step (622) along the guide angle (625), and the inner sleeve (41) is pressed against the bottom of the supporting part (64).
4. The external spring self-locking type pressing pump structure according to claim 1, wherein: the pump body (1) is characterized in that the inner diameter of an upper cavity (11) of the pump body is larger than the inner diameter of a lower cavity (12), an annular boss (14) protruding inwards is arranged at the lower part of the upper cavity (11), an annular buckling groove (13) recessed laterally is arranged below the boss (14) at the bottom of the upper cavity (11), the boss (14) and the buckling groove (13) are connected up and down to form an S-shaped buckling structure, a buckling ring (611) buckled into the buckling groove (13) is arranged on the outer side of a clamping part (61), and a concave ring (612) clamped into the boss (14) is provided, a plurality of ribs (15) in interference fit with a locking cover (6) are arranged above the boss (14) in the pump body (1) at intervals along the circumferential direction, and are used for preventing the locking cover (6) and the pump body (1) from rotating and loosening.
5. The external spring self-locking type pressing pump structure according to claim 1, wherein: the upper pump rod (3) is hollow, the lower end of the upper pump rod is closed, a side opening (32) communicated with the interior of the upper pump rod (3) is formed in the lower portion of the upper pump rod (3), an upper limiting table (33) and a lower limiting table (34) are arranged above and below the side opening (32) on the upper pump rod (3), a movable sleeve (42) capable of moving up and down between the upper limiting table (33) and the lower limiting table (34) is arranged on the piston (4), a sealing ring (43) capable of being matched with the lower limiting table (34) to achieve sealing connection is arranged at the lower end of the movable sleeve (42), and the interior of the upper pump rod (3) is communicated with the lower cavity (12) when the lower limiting table (34) presses up on the sealing ring (43); when the upper pump rod (3) moves downwards, the lower limiting table (34) is separated from the sealing ring (43) downwards, the upper pump rod (3) is communicated with the lower chamber (12) through the side opening (32), the upper limiting table (33) can be pressed at the upper end of the movable sleeve (42) after moving downwards for a certain distance to push the piston (4) to move downwards together, when the upper limiting table (33) is pressed at the upper end of the movable sleeve (42), the upper limiting table and the movable sleeve are connected in a sealing mode, and the upper end of the piston (4) is provided with a convex ring (44) which protrudes inwards and is in interference fit with the outer side wall of the upper pump rod (3) to be connected in a sealing mode.
6. The external spring self-locking type pressing pump structure according to claim 1, wherein: the one-way valve (8) comprises a ball (81).
7. The external spring self-locking type pressing pump structure according to claim 1, wherein: the inner side of the lock bottle cap (5) is provided with a sealing gasket (9), and the lower end of the pump body (1) is connected with a straw (10).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537778.8A CN112756130B (en) | 2020-12-23 | 2020-12-23 | External spring self-locking type pressing pump structure |
| PCT/CN2021/140523 WO2022135484A1 (en) | 2020-12-23 | 2021-12-22 | Self-locked press pump structure with external spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537778.8A CN112756130B (en) | 2020-12-23 | 2020-12-23 | External spring self-locking type pressing pump structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112756130A true CN112756130A (en) | 2021-05-07 |
| CN112756130B CN112756130B (en) | 2023-09-08 |
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ID=75695796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011537778.8A Active CN112756130B (en) | 2020-12-23 | 2020-12-23 | External spring self-locking type pressing pump structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112756130B (en) |
| WO (1) | WO2022135484A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114212381A (en) * | 2021-12-31 | 2022-03-22 | 绍兴上虞天勤包装有限公司 | Cosmetic bottle pressing pump head |
| WO2022135484A1 (en) * | 2020-12-23 | 2022-06-30 | 中山市美捷时包装制品有限公司 | Self-locked press pump structure with external spring |
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- 2020-12-23 CN CN202011537778.8A patent/CN112756130B/en active Active
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2021
- 2021-12-22 WO PCT/CN2021/140523 patent/WO2022135484A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022135484A1 (en) * | 2020-12-23 | 2022-06-30 | 中山市美捷时包装制品有限公司 | Self-locked press pump structure with external spring |
| CN114212381A (en) * | 2021-12-31 | 2022-03-22 | 绍兴上虞天勤包装有限公司 | Cosmetic bottle pressing pump head |
| CN114212381B (en) * | 2021-12-31 | 2023-11-07 | 绍兴上虞天勤包装有限公司 | Cosmetic bottle pressing pump head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112756130B (en) | 2023-09-08 |
| WO2022135484A1 (en) | 2022-06-30 |
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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. |