CN116177027A - Plastic spring pump core - Google Patents
Plastic spring pump core Download PDFInfo
- Publication number
- CN116177027A CN116177027A CN202310161885.2A CN202310161885A CN116177027A CN 116177027 A CN116177027 A CN 116177027A CN 202310161885 A CN202310161885 A CN 202310161885A CN 116177027 A CN116177027 A CN 116177027A
- Authority
- CN
- China
- Prior art keywords
- pump core
- plastic spring
- pressing rod
- pump
- core according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 39
- 239000004033 plastic Substances 0.000 title claims abstract description 39
- 238000005192 partition Methods 0.000 claims abstract description 11
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 4
- 229920001971 elastomer Polymers 0.000 claims abstract description 4
- 239000000806 elastomer Substances 0.000 claims abstract description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000002537 cosmetic Substances 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material 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
- B05B11/0005—Components or details
Landscapes
- Springs (AREA)
- Reciprocating Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a plastic spring pump core, which comprises a pump shell, wherein an upper ring is connected at the top opening of the pump shell, a pressing rod is inserted into the upper ring, the pressing rod is connected with the pump core, a sliding sleeve is sleeved at the position, which is positioned in the pump shell, of the pump core, a bottom plug is arranged at the bottom opening of the pump shell, an elastic part is sleeved at the outer side of the pressing rod, the elastic part is a plastic spring, is a thermoplastic polyurethane elastomer, is of a cylindrical structure with openings at two ends, comprises an upper fixing part at the top, the upper fixing part is sleeved at the outer side of the pressing rod and is used for fixing the elastic part and the pressing rod, the upper fixing part is connected with a protruding part, the cross section of the protruding part is corrugated, the other end of the protruding part is provided with a lower fixing part, the lower fixing part is sleeved at the outer side of the upper ring and is used for fixing the elastic part and the upper ring, an airflow balancing groove is formed in the outer wall of the upper part of the pressing rod, a partition plate is arranged in the pressing rod, and the elastic part adopts an external plastic spring, so that after the product is used up, the elastic part is recovered together with other plastic fittings, and accords with the concept of environmental protection.
Description
Technical Field
The invention relates to the technical field of pump cores, in particular to a plastic spring pump core.
Background
The cosmetic bottle is a container for holding cosmetics. In order to facilitate the taking of the cosmetic product in the form of an emulsion, pumps are often provided for pumping out the emulsion. The convenience of the cosmetic bottle depends largely on the structure of the pump.
Chinese patent discloses a pump core (grant bulletin number CN 214987287U) with external spring, and this patent technique can play the function of pumping emulsion, but, reset spring is metal housing spring, and the spring of metal is difficult to disassemble after the assembly, and after the product used up, metal spring and other plastic fittings together are unfavorable for retrieving, violate environmental protection theory and requirement to force to disassemble, comparatively inconvenient.
Disclosure of Invention
In order to solve the technical problems, the invention provides a plastic spring pump core, which comprises a pump shell, wherein an upper ring is connected to the opening of the top of the pump shell, a pressing rod is inserted into the upper ring and connected with the pump core, a sliding sleeve is sleeved at the position of the pump core, which is positioned in the pump shell, a bottom plug is arranged at the opening of the bottom of the pump shell, and an elastic part is sleeved outside the pressing rod.
Preferably: the elastic piece is a plastic spring.
Preferably: the elastic piece is a thermoplastic polyurethane elastomer, and the model of the elastic piece is TX280.
Preferably: the elastic piece is a cylindrical structure with openings at two ends, the elastic piece comprises an upper fixing part at the top, the upper fixing part is sleeved on the outer side of the pressing rod and used for fixing the elastic piece and the pressing rod, and the upper fixing part is connected with the protruding part.
Preferably: the cross section of the protruding part is corrugated, the other end of the protruding part is provided with a lower fixing part, and the lower fixing part is sleeved on the outer side of the upper ring and is used for fixing the elastic piece with the upper ring.
Preferably: an air flow balance groove is formed in the outer wall of the upper portion of the pressing rod, and a partition plate is arranged inside the pressing rod.
Preferably: the middle part of the partition plate is arranged in an annular shape, and the partition plate is matched with the pump core to realize the installation of the pressing rod and the pump core.
Preferably: the edge of the bottom of the pump core is provided with a liquid groove, and the middle part of the pump core is provided with a plurality of liquid guide grooves.
Preferably: the middle part of the bottom plug is a plug head, the plug head is connected with the bottom plug main body through a connecting rod, and the connecting rod is a soft rod.
Preferably: a through hole for liquid to flow is arranged between the plug head and the plug body.
The invention has the technical effects and advantages that:
the elastic piece adopts the external plastic spring, and after the product is used, the elastic piece is convenient to disassemble, is favorable for being recycled together with other plastic accessories, and accords with the concept of environmental protection.
Drawings
FIG. 1 is an exploded view of a plastic spring pump core provided in an embodiment of the present application;
FIG. 2 is a schematic structural view of a plastic spring pump core provided in an embodiment of the present application;
FIG. 3 is a longitudinal cross-sectional view of a plastic spring pump core provided in an embodiment of the present application;
fig. 4 is a schematic structural view of a pressing rod in a plastic spring pump core according to an embodiment of the present application;
FIG. 5 is a top view of a compression bar in a plastic spring pump core provided in an embodiment of the present application;
FIG. 6 is a schematic illustration of the structure of a pump core in a plastic spring pump core provided in an embodiment of the present application;
FIG. 7 is a schematic illustration of the structure of a bottom plug in a plastic spring pump core provided in an embodiment of the present application;
FIG. 8 is a schematic structural view of an elastic member in a plastic spring pump core provided in an embodiment of the present application;
in the figure: 1. a pump housing; 2. pressing a pressing rod; 201. an air flow balance groove; 202. a partition plate; 3. an elastic member; 301. a boss; 302. an upper fixing part; 303. a lower fixing part; 4. a ring is arranged; 5. a sliding sleeve; 6. a pump core; 601. a liquid tank; 602. a liquid guiding groove; 7. a bottom plug; 701. a plug head; 702. a connecting rod; 703. and a through hole.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1 to 3, in this embodiment, a plastic spring pump core is provided, including a pump casing 1, an upper ring 4 is connected to an opening at the top of the pump casing 1, a pressing rod 2 is inserted into the upper ring 4, an elastic part 3 is sleeved outside the pressing rod 2, the elastic part 3 is a plastic spring, the pressing rod 2 is connected with a pump core 6, a sliding sleeve 5 is sleeved at the position of the pump core 6 inside the pump casing 1, a bottom plug 7 is installed at an opening at the bottom of the pump casing 1, and an external plastic spring is adopted, so that the plastic spring is favorable for being recovered together with other plastic accessories after the product is used, and accords with the concept of environmental protection.
Example 2
Referring to fig. 4 to 5, based on the present embodiment 1, an air flow balancing groove 201 is provided on the outer wall of the upper portion of the pressing rod 2, when the pressing rod 2 is pressed, the elastic member 3 is deformed by pressing, air inside the elastic member 3 is discharged from the air flow balancing groove 201, if the air flow balancing groove 201 is not provided, when the pressing rod 2 is pressed, the air inside the elastic member 3 cannot be discharged in time when the elastic member 3 is deformed by pressing, the pressure inside the elastic member 3 is high, the pressing rod 2 is difficult to press downwards, a partition plate 202 is provided inside the pressing rod 2, the middle portion of the partition plate 202 is annular, the partition plate 202 is matched with the pump core 6, and the installation of the pressing rod 2 and the pump core 6 is realized.
Referring to fig. 6, a liquid groove 601 is formed at the bottom edge of the pump core 6, and a plurality of liquid guiding grooves 602 are formed in the middle of the pump core 6, so that liquid can conveniently enter the pressing rod 2 from the pump shell 1.
Referring to fig. 7, a plug 701 is provided in the middle of the bottom plug 7, the plug 701 is connected to the main body of the bottom plug 7 through a connecting rod 702, the connecting rod 702 is a soft rod, and a through hole 703 for liquid to flow is provided between the plug 701 and the main body of the bottom plug 7.
Referring to fig. 8, the elastic member 3 is of a cylindrical structure with openings at two ends, the elastic member 3 includes an upper fixing portion 302 at the top, the upper fixing portion 302 is sleeved on the outer side of the pressing rod 2 and used for fixing the elastic member 3 and the pressing rod 2, the upper fixing portion 304 is connected with the protruding portion 301, the cross section of the protruding portion 301 is corrugated, the other end of the protruding portion 301 is provided with a lower fixing portion 303, the lower fixing portion 303 is sleeved on the outer side of the upper ring 4 and used for fixing the elastic member 3 and the upper ring 4, the elastic member 3 is a plastic spring, the material of the elastic member is TPC-EE-TX280, namely a thermoplastic polyurethane elastomer, and the model of the elastic member is TX280.
The working principle of the invention is as follows:
the elastic piece 3 adopts an external plastic spring, is favorable for being recovered together with other plastic accessories after the product is used, and accords with the concept of environmental protection.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (10)
1. The utility model provides a plastics spring pump core, includes pump case (1), and pump case (1) open-top department is connected go up ring (4), goes up ring (4) cartridge and presses pole (2), presses pole (2) and connects pump core (6), and pump core (6) are located inside department cover of pump case (1) and are equipped with sliding sleeve (5), and bottom plug (7) are installed to pump case (1) bottom opening part, its characterized in that, press pole (2) outside cover and be equipped with elastic component (3).
2. A plastic spring pump core according to claim 1, characterized in that the elastic element (3) is a plastic spring.
3. A plastic spring pump core according to claim 2, characterized in that the elastic member (3) is a thermoplastic polyurethane elastomer of the type TX280.
4. A plastic spring pump core according to claim 3, characterized in that the elastic member (3) has a cylindrical structure with openings at both ends, the elastic member (3) comprises an upper fixing portion (302) at the top, the upper fixing portion (302) is sleeved outside the pressing rod (2) and used for fixing the elastic member (3) and the pressing rod (2), and the upper fixing portion (304) is connected with the protruding portion (301).
5. A plastic spring pump core according to claim 4, characterized in that the cross section of the protruding part (301) is corrugated, the other end of the protruding part (301) is provided with a lower fixing part (303), and the lower fixing part (303) is sleeved outside the upper ring (4) for fixing the elastic element (3) and the upper ring (4).
6. The plastic spring pump core according to claim 1, wherein the outer wall of the upper part of the pressing rod (2) is provided with an air flow balancing groove (201), and a partition plate (202) is arranged inside the pressing rod (2).
7. A plastic spring pump core according to claim 1, characterized in that the middle part of the partition plate (202) is arranged in a ring shape, the partition plate (202) is matched with the pump core (6), and the installation of the pressing rod (2) and the pump core (6) is realized.
8. The plastic spring pump core according to claim 7, wherein the bottom edge of the pump core (6) is provided with a liquid groove (601), and the middle part of the pump core (6) is provided with a plurality of liquid guide grooves (602).
9. A plastic spring pump core according to claim 1, characterized in that the middle part of the bottom plug (7) is a plug head (701), the plug head (701) is connected with the main body of the bottom plug (7) through a connecting rod (702), and the connecting rod (702) is a soft rod.
10. A plastic spring pump core according to claim 9, characterized in that a through hole (703) for liquid flow is provided between the plug head (701) and the body of the base plug (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310161885.2A CN116177027A (en) | 2023-02-21 | 2023-02-21 | Plastic spring pump core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310161885.2A CN116177027A (en) | 2023-02-21 | 2023-02-21 | Plastic spring pump core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116177027A true CN116177027A (en) | 2023-05-30 |
Family
ID=86438054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310161885.2A Pending CN116177027A (en) | 2023-02-21 | 2023-02-21 | Plastic spring pump core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116177027A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212862471U (en) * | 2020-06-05 | 2021-04-02 | 上海锦缘化妆品有限公司 | Pump core structure with plastic spring |
| CN213706419U (en) * | 2020-11-27 | 2021-07-16 | 绍兴市锦升塑业有限公司 | Pump core assembly with plastic spring |
| CN213832814U (en) * | 2020-09-25 | 2021-07-30 | 余姚市特力喷雾器有限公司 | Emulsion pump with plastic spring |
| CN214987287U (en) * | 2021-02-22 | 2021-12-03 | 浙江天一包装有限公司 | External pump core of spring |
| CN217375327U (en) * | 2022-03-03 | 2022-09-06 | 宁波金雨科技实业有限公司 | Novel single-material vacuum bottle |
| CN219506627U (en) * | 2023-02-21 | 2023-08-11 | 宁波金雨科技实业有限公司 | External plastic spring pump core |
-
2023
- 2023-02-21 CN CN202310161885.2A patent/CN116177027A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212862471U (en) * | 2020-06-05 | 2021-04-02 | 上海锦缘化妆品有限公司 | Pump core structure with plastic spring |
| CN213832814U (en) * | 2020-09-25 | 2021-07-30 | 余姚市特力喷雾器有限公司 | Emulsion pump with plastic spring |
| CN213706419U (en) * | 2020-11-27 | 2021-07-16 | 绍兴市锦升塑业有限公司 | Pump core assembly with plastic spring |
| CN214987287U (en) * | 2021-02-22 | 2021-12-03 | 浙江天一包装有限公司 | External pump core of spring |
| CN217375327U (en) * | 2022-03-03 | 2022-09-06 | 宁波金雨科技实业有限公司 | Novel single-material vacuum bottle |
| CN219506627U (en) * | 2023-02-21 | 2023-08-11 | 宁波金雨科技实业有限公司 | External plastic spring pump core |
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