CN113619920A - Plastic elastic piece - Google Patents
Plastic elastic piece Download PDFInfo
- Publication number
- CN113619920A CN113619920A CN202110910218.0A CN202110910218A CN113619920A CN 113619920 A CN113619920 A CN 113619920A CN 202110910218 A CN202110910218 A CN 202110910218A CN 113619920 A CN113619920 A CN 113619920A
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- CN
- China
- Prior art keywords
- deformation
- support piece
- support part
- arm
- plastic spring
- 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
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Classifications
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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
- B05B11/1077—Springs characterised by a particular shape or material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
- B65D35/24—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor with auxiliary devices
- B65D35/28—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor with auxiliary devices for expelling contents
- B65D35/30—Pistons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
- B65D35/24—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor with auxiliary devices
- B65D35/28—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor with auxiliary devices for expelling contents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The application relates to the technical field of chemical articles, and discloses a plastic elastic part, include: the telescopic support comprises a first support part, a second support part and a telescopic assembly connected between the first support part and the second support part, wherein the first support part and the second support part are arranged just opposite to each other, the connecting points of the telescopic assembly and the first support part are symmetrically arranged by the central center of the first support part, and the connecting points of the telescopic assembly and the second support part are symmetrically arranged by the central center of the second support part. The plastic elastic piece is adopted to replace a metal or alloy elastic piece, so that the integration of the elastic piece and the material of the container can be met, and the environment-friendly requirement is met; the stress is uniformly conducted through the telescopic assemblies which are in centrosymmetric connection with the first supporting piece and the second supporting piece, so that the uniform distribution of the force is realized, and the overall strength of the elastic piece is improved.
Description
Technical Field
The application relates to the technical field of daily chemical articles, in particular to a plastic elastic piece.
Background
Products such as toothpaste, facial cleanser, ointment load through soft packing tube and hold usually, when needs use, through the extrusion body in order to extrude intraductal product, consequently, when the product is about to use up, it takes the process comparatively hard, and often can't use up intraductal product, causes the waste.
In order to solve the problems that the taking process is labor-consuming and products cannot be used up, part of manufacturers choose to adopt pump type packing tubes to contain the products so as to pump out the products in the tubes by utilizing the negative pressure principle.
In pump type packaging tubes, an elastic member is often used to provide a restoring force of an internal piston member, so that the external force is matched to realize the reciprocating movement of the piston to pump out the product. In the related art, the elastic part in the pump type packaging tube is usually made of stainless steel, iron alloy or other metal materials or metal alloy materials, and the metal part is not easy to recycle and can not meet the current environmental protection requirement.
In order to optimize the above problems, some related technologies attempt to use an all-plastic elastic member instead of a metal elastic member, however, the all-plastic elastic member on the market is often insufficient in strength and easy to break.
Disclosure of Invention
In order to optimize the unfavorable environmental protection requirement of metalwork and can satisfy the strength requirement simultaneously, this application provides a plastics elastic component.
The application provides a plastics elastic component is realized through following scheme:
a plastic spring comprising: the telescopic support comprises a first support part, a second support part and a telescopic assembly connected between the first support part and the second support part, wherein the first support part and the second support part are arranged just opposite to each other, the connecting points of the telescopic assembly and the first support part are symmetrically arranged by the central center of the first support part, and the connecting points of the telescopic assembly and the second support part are symmetrically arranged by the central center of the second support part.
Through adopting above-mentioned technical scheme, first support piece and second support piece atress, and conduct power to flexible subassembly, take place deformation behind the flexible subassembly atress, produce the resilience force, act on the atress piece (former application of force piece) that contacts with first support piece and second support piece through first support piece and second support piece again, replace metal or alloy material through the plastics material, not only can satisfy the wholeness of elastic component and container material, satisfy in the environmental protection requirement, and through with first support piece, the flexible subassembly of second support piece central symmetry connection conducts the atress evenly, realize the evenly distributed of power, in order to improve the bulk strength of elastic component.
In some embodiments, the telescopic assembly includes at least 2 deformation arms, and both ends of each deformation arm are respectively connected to the first support member and the second support member.
Through adopting above-mentioned technical scheme, through the deformation of deformation arm to realize the energy storage, in order to provide the restoring force.
In some embodiments, the shape-changing arms are helical, and the direction of rotation of each shape-changing arm is consistent and the radian is equal.
Through adopting above-mentioned technical scheme, revolve to unanimous, the deformation arm that the radian equals can improve the flexible subassembly and become the uniformity that central symmetry position deformed, makes the atress more even to realize the evenly distributed of power, then effectively improve the cracked phenomenon of deformation, in addition, also can provide stable restoring force.
In some embodiments, the two ends of the deformation arm respectively form the same included angle with the first supporting member and the second supporting member.
Through adopting above-mentioned technical scheme, guarantee the uniformity of each deformation arm deformation volume as far as possible, be favorable to the flat ability of energy storage, then provide stable restoring force, be favorable to guaranteeing the evenly distributed of power simultaneously, then effectively improve the cracked phenomenon of deformation.
In some embodiments, the shape of a cross section of each deformation arm perpendicular to the extension direction of the deformation arm is any one of a polygon, a circle, an ellipse, a closed figure formed by one or more arc lines and one or more straight lines, and a closed figure formed by more arc lines.
In some embodiments, each deformable arm has a trapezoidal shape in cross section perpendicular to its extension.
Through adopting above-mentioned technical scheme, combine the torsional structure of deformation arm, can increase the intensity of plastics elastic component in the atress direction.
In some embodiments, the plastic spring is a hollow cylinder in its entirety.
Through adopting above-mentioned technical scheme, when realizing the whole lightweight of elastic component, can provide the deformation space that the arm of deformation is enough big, guarantee that the arm of deformation can produce enough big deformation to provide enough big elastic output.
In some embodiments, a surface of the first supporting member connected to the deformation arm is a first connecting surface, a surface of the second supporting member connected to the deformation arm is a second connecting surface, and an acute angle included angle between a tangential direction of a joint of the deformation arm and the first connecting surface and the second connecting surface and between the tangential direction of the joint and the second connecting surface is 30 ° to 45 °.
Through adopting above-mentioned technical scheme, can provide the smooth transition of the conduction of power between deformation arm and first support piece/the second support piece, make deformation arm and first support piece/the difficult fracture of second support piece hookup location, also can guarantee the sufficient deformation volume of deformation arm simultaneously to guarantee to have sufficient elasticity output.
In some embodiments, a maximum included angle between one end of any of the deformable arms and the seam of the first or second joint face is 60 ° to 80 °.
Through adopting above-mentioned technical scheme, can provide the deformation space that the arm is enough big of deformation, and can guarantee that the arm that deforms can produce enough big deformation to provide enough big elastic output.
The application provides a plastics elastic component compares with prior art and has following advantage:
1. the plastic elastic piece is adopted to replace a metal or alloy elastic piece, so that the integration of the elastic piece and the material of the container can be met, and the environment-friendly requirement is met;
2. the stress is uniformly conducted through the telescopic assemblies which are in centrosymmetric connection with the first supporting piece and the second supporting piece, so that the uniform distribution of the force is realized, and the overall strength of the elastic piece is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a plastic elastic member according to an embodiment of the present disclosure;
FIG. 2 is a longitudinal cross-sectional view of the plastic spring of FIG. 1;
FIG. 3 is a schematic view of the plastic elastic member shown in FIG. 1 from another perspective;
figure 4 is a transverse cross-sectional view of the plastic spring shown in figure 1.
In the drawings, 1, a first support; 11. a first connection face; 2. a second support member; 21. a second connection face; 3. a telescoping assembly; 31. and a deformation arm.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The application provides a plastic elastic part, it is made through the PE material, as shown in fig. 1, including first support piece 1, second support piece 2, and connect flexible subassembly 3 between first support piece 1 and second support piece 2, first support piece 1 and second support piece 2 form the ring, in this embodiment of this application, preferably ring shape, first support piece 1 and second support piece 2 are just to setting up, the tie point of flexible subassembly 3 and first support piece 1 sets up with the central centrosymmetry of first support piece 1, the tie point of flexible subassembly 3 and second support piece 2 sets up with the central centrosymmetry of second support piece 2. First support piece 1 and second support piece 2 are the part that contacts with outside application of force spare, first support piece 1 and the 2 atresss of second support piece to conduct power to flexible subassembly 3, take place deformation after the flexible subassembly 3 atress, produce the resilience force, act on with first support piece 1 and the stress piece (former application of force spare) that second support piece 2 contacted through first support piece 1 and second support piece 2 again.
As shown in fig. 1, the telescopic assembly 3 includes 2 deformation arms 31, of course, the number of the deformation arms 31 is not limited to 2, and may be any number greater than 2, both ends of the deformation arms 31 are respectively connected to the first supporting member 1 and the second supporting member 2, and connection points of the deformation arms 31 and the first supporting member 1/the second supporting member 2 are distributed in a central symmetry manner with respect to the first supporting member 1/the second supporting member 2, so as to improve the balance and stability of the stress applied to the telescopic assembly 3. As shown in fig. 1, the deformation arms 31 are spiral, and the rotation directions of the deformation arms 31 are the same, and the shapes are the same, and the radians are the same, so that the whole body formed by the deformation arms 31 and the first support 1/the second support 2 is cylindrical, on one hand, the installation is convenient, and on the other hand, the rotation directions are the same, and the balance and stability of the stress of the telescopic assembly 3 can be further improved by the deformation arms 31 with the same shapes and the equal radians.
As shown in fig. 2, the shape of the cross section of each deformation arm 31 perpendicular to the self extending direction may be any one of a polygon, a circle, an ellipse, a closed figure formed by one or more arcs and one or more straight lines, and a closed figure formed by multiple arcs, and in this embodiment of the present application, the shape of the cross section of each deformation arm 31 perpendicular to the self extending direction is a trapezoid, and the cross section is a top side of the trapezoid as the outer wall portion of the plastic elastic member, and a bottom side of the trapezoid as the inner wall portion of the plastic elastic member, the bottom side being longer than the top side, and the bottom side being longer than the thickness of the deformation arm 31 in the radial direction of the plastic elastic member. The deformation arm 31 with the cross section shape is combined with the torsion structure of the deformation arm 31, so that the strength of the plastic elastic piece in the stress direction can be increased.
As shown in fig. 3, a connection surface of the first supporting member 1 and the deformation arm 31 is a first connection surface 11, a connection surface of the second supporting member 2 and the deformation arm 31 is a second connection surface 21, an included angle between a tangential direction of a joint of the deformation arm 31 and the first connection surface 11, the second connection surface 21 is equal, and an included angle of an acute angle α is between 30 ° and 45 °. On one hand, the tangential direction of the joint between the deformation arm 31 and the first connection surface 11, the second connection surface 21 is equal to the included angle of the first connection surface 11, the second connection surface 21, so as to ensure the stress balance of each deformation arm 31, and on the other hand, the tangential direction of the joint between the deformation arm 31 and the first connection surface 11, the second connection surface 21 is equal to the included angle of the first connection surface 11, the included angle of the acute angle of the first connection surface 11, the included angle of the second connection surface 21 is set to be 30 ° -45 °, so as to provide a smooth transition of the force transmission between the deformation arm 31 and the first support member 1/the second support member 2, so that the joint between the deformation arm 31 and the first support member 1/the second support member 2 is not easy to break, and at the same time, so as to ensure the sufficient deformation amount of the deformation arm 31, so as to ensure the sufficient elastic force output The acute included angle and the acute included angle of the second connecting surface 21 are set to 45 degrees as an example, so that the elastic force is improved to the maximum extent while the overall strength is ensured and the fracture is not easy to occur.
As shown in fig. 4, the maximum included angle β between one end of any one of the deformation arms 31 and the joint of the first connecting surface 11 or the second connecting surface 21 is 60 ° to 80 °, so as to provide a sufficient deformation space for the deformation arm 31 and ensure that the deformation arm 31 can generate a sufficient deformation to provide a sufficient elastic output. In this embodiment of the present application, the maximum angle between one end of the deformable arm 31 and the joint of the first joint face 11 or the second joint face 21 is set to be 75 °.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A plastic spring, comprising: first support piece (1), second support piece (2) and connect flexible subassembly (3) between first support piece (1) and second support piece (2), first support piece (1) is just to setting up with second support piece (2), flexible subassembly (3) with the tie point of first support piece (1) sets up with the central centrosymmetry of first support piece (1), flexible subassembly (3) with the central centrosymmetry of tie point with second support piece (2) sets up.
2. The plastic spring according to claim 1, wherein the telescopic assembly (3) comprises at least 2 deformable arms (31), and both ends of each deformable arm (31) are respectively connected with the first support member (1) and the second support member (2).
3. A plastic spring according to claim 2, wherein the deformation arms (31) are helical and the direction of rotation of the deformation arms (31) is uniform and the arc is equal.
4. A plastic spring according to claim 2 or 3, wherein the deformation arm (31) has the same angle between its two ends and the first support member (1) and the second support member (2), respectively.
5. A plastic spring according to claim 4, wherein each deformable arm (31) has a cross-section perpendicular to its extension in the shape of any one of a polygon, a circle, an ellipse, a closed figure with one or more arcs and one or more straight lines, and a closed figure with multiple arcs.
6. Plastic spring according to claim 5, characterized in that each deformation arm (31) has a trapezoidal shape in cross section perpendicular to its extension.
7. A plastic spring according to claim 5 or 6, wherein the plastic spring is a hollow cylinder as a whole.
8. The plastic spring according to claim 7, wherein the connecting surface of the first supporting member (1) and the deformation arm (31) is a first connecting surface (11), the connecting surface of the second supporting member (2) and the deformation arm (31) is a second connecting surface (21), and the tangential direction of the joint of the deformation arm (31) and the first connecting surface (11) and the second connecting surface (21) forms an acute angle of 30 ° to 45 ° with the first connecting surface (11) and the second connecting surface (21).
9. Plastic spring according to claim 8, characterized in that the maximum angle between one end of any of said deformation arms (31) and the joint of said first (11) or second (21) connection surface is 60 ° -80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110910218.0A CN113619920A (en) | 2021-08-09 | 2021-08-09 | Plastic elastic piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110910218.0A CN113619920A (en) | 2021-08-09 | 2021-08-09 | Plastic elastic piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113619920A true CN113619920A (en) | 2021-11-09 |
Family
ID=78383825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110910218.0A Pending CN113619920A (en) | 2021-08-09 | 2021-08-09 | Plastic elastic piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113619920A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4345335A3 (en) * | 2022-08-10 | 2024-06-05 | Hamilton Sundstrand Corporation | Additive manufactured symmetric low unbalance governor springs |
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| EP2647481A1 (en) * | 2012-04-05 | 2013-10-09 | Eurocopter Deutschland GmbH | Tool and method for manufacturing of fibre composite compression coil springs and said coil springs |
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| CN112797097A (en) * | 2021-01-14 | 2021-05-14 | 李嘉欣 | Spring and lotion pump |
| CN213263643U (en) * | 2020-09-08 | 2021-05-25 | 余姚市绿亚工具有限公司 | All-plastic liquid pump and container with same |
| EP3854486A1 (en) * | 2020-01-22 | 2021-07-28 | Min Gu Kang | Pump container |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4345335A3 (en) * | 2022-08-10 | 2024-06-05 | Hamilton Sundstrand Corporation | Additive manufactured symmetric low unbalance governor springs |
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