WO2006042455A1

WO2006042455A1 - A device for squeezing-out ointment from soft package

Info

Publication number: WO2006042455A1
Application number: PCT/CN2005/001681
Authority: WO
Inventors: Changchun Tang
Original assignee: Changchun Tang
Priority date: 2004-10-22
Filing date: 2005-10-12
Publication date: 2006-04-27
Also published as: CN1762768A

Abstract

A device for squeezing-out ointment from soft package comprises a extruding stick (1), a driving bracket (2), a upper bracket (3), a spring (4), a under bracket (5), a tension spring (6) and the like. Both ends of the extruding stick (1) are connected with the driving bracket (2). The upper bracket (3) is under the driving bracket (2). The driving bracket (2) and the upper bracket (3) form an angle. The extruding stick (1) and the driving bracket (2) are fixed with the upper bracket (3). The spring (4) is arranged between the driving bracket (2) and the upper bracket (3). Two sides of the front-end of the upper bracket (3) and two sides of the front-end of the under bracket (5) are fixed respectively. The upper bracket (3) and the under bracket (5) form an angle, and can turn around from each other. Two tension springs (6) are fixed with two sides of the upper bracket (3) and the under bracket (5).

Description

Flexible packaging paste extruder

The utility model relates to a paste feeder, in particular to a soft package paste extruder such as toothpaste, facial cleanser and shoe polish. Background technique

When people use toothpaste in their daily lives, they are used to holding toothpaste in their left hand. The thumb is used to squeeze the front half of the toothpaste case. The toothpaste in the case is squeezed and a part of the toothpaste is squeezed out from the mouth. Since the action area of the thumb is small and the action position is on the front, the toothpaste is not easily squeezed. In order to save, some people will squeeze the remaining toothpaste to the mouth of the toothpaste and then squeeze it out to reduce waste. The same problem exists with other flexible packaging paste products.

The existing toothpaste extruder, such as the Chinese patent application number 02222218. 9, the application date is April 15, 2002, "toothpaste extruder", the extruder stores the toothpaste in the toothpaste storage, using the lever In combination with the piston, the toothbrush pushes the force, and the piston is pressed down to squeeze the toothpaste onto the bristles. The disadvantage is that the combination of the lever and the piston is used, so the structure is complicated. Summary of the invention

SUMMARY OF THE INVENTION The object of the present invention is to provide a soft package paste extruder that can be used over a flexible package of a paste.

A specific embodiment of the present invention: the soft package paste extruder is composed of a squeeze bar, a drive frame, an upper bracket, a spring, a lower bracket and a tension spring. The two ends or one end of the pressing rod are connected to the driving frame, and the lower side of the driving frame is an upper bracket, the pressing rod and the driving frame are fixed on the upper bracket, and a spring is arranged between the driving frame and the upper bracket. The two sides of the front end of the upper bracket and the two sides of the front end of the lower bracket are respectively fixed together, and the upper and lower brackets are rotatable with each other. Such a structure is like a page turning and can be placed outside the paste package. There is a tension spring on each side of the upper and lower brackets, and the tension of the tension spring causes an inward clamping force between the pressing stick and the lower bracket on the upper bracket, so that the soft package paste extruder is fixed in the paste package. Tail.

The utility model has the advantages that: by using the principle of the lever, the driving frame is driven downward to drive the squeeze bar to rotate in one direction, and the paste is extruded forward from the tail of the paste package, and the amount of the paste extrusion can be controlled. Since the soft-packed paste extruder is used outside the paste package and requires only one-handed operation, it is easy to use. DRAWINGS

Figure 1: Schematic diagram of a soft package paste extruder.

Figure 2: Schematic diagram of the upper bracket protruding upward from the front end of the paste extruder.

Figure 3: Schematic diagram of the upper bracket with the lower tong on the front end of the paste extruder.

Figure 4: Schematic diagram of the extrusion stick.

Figure 5: Schematic diagram of the right end of the drive frame.

Figure 6: Schematic diagram of the spring piece.

Figure 7: Schematic diagram of several connected helical teeth on the right end of the squeeze bar.

Figure 8: Schematic diagram of several connected helical teeth arranged inward along the outer circle at the right end of the squeeze rod.

Figure 9 is a schematic cross-sectional view showing the structure of the second embodiment.

Figure 10 is a schematic view of a squeeze bar in a third embodiment.

Figure 11 is a cross-sectional view showing the structure of a third embodiment.

Figure 12 is a schematic view of a squeeze bar in a fourth embodiment.

Figure 13 is a cross-sectional view showing the junction of the reversing shaft and the telescopic spring in the leftward position in the fourth embodiment. Figure 14 is a cross-sectional view showing the junction of the reversing shaft and the telescopic spring in the rightward position in the fourth embodiment. detailed description

Embodiment 1

See Figure 1, Figure 2, Figure 3, Figure 4, Figure 5, Figure 6, and Figure 7.

The soft package paste extruder is composed of a squeeze bar 1, a drive frame 2, an upper bracket 3, a spring 4, a lower bracket 5, and a tension spring 6. The width of the squeeze stick 1 is slightly larger than the width of the tail of the outer package of the paste, the two ends of the squeeze stick 1 are connected to the drive frame 2, the lower part of the drive frame 2 is the upper support 3, and the drive frame 2 and the upper support 3 are sandwiched each other. angle. The pressing rod 1 and the driving frame 2 are mounted on the upper bracket 3, and a spring 4 is arranged between the driving frame 2 and the upper bracket 3. The spring 4 provides the elastic force to the driving frame 2 after being pressed and reset. The two sides of the front end of the upper bracket 3 and the two sides of the front end of the lower bracket 5 are respectively fixed together, the upper bracket 3 and the lower bracket 5 are mutually angled, and the upper bracket 3 and the lower bracket 5 are mutually rotatable, such a structure is like a kind Turn the page and put it on the outside of the paste package. There is a tension spring 6 on each side of the upper bracket 3 and the lower bracket 5, and the tension of the tension spring 6 causes an inward clamping force on the portion of the upper bracket 3 where the pressing stick 1 and the lower bracket 5 are in contact with each other, so as to soften the packaging paste. The body extruder is attached to the end of the paste package. Since the material of the paste flexible package is mostly plastic, elastic and smooth, the surface of the squeeze stick 1 has a densely arranged lateral groove as shown in the cross-sectional view of the squeeze stick 1 in FIG. Figure 5, Figure 6, As shown in Fig. 7, on the side of the right end of the squeeze bar 1, several connected helical teeth are arranged with their axes centered, and a spring piece 8 is arranged between the right front end of the drive frame 2, and the spring piece 8 and the drive frame are operated. 2 is simultaneously pressed to rotate the axis of the stick 1, and the notched up portion of the spring piece 8 is in contact with the vertical surface of the helical tooth to push the squeeze stick 1 to rotate in the forward direction. When the spring piece 8 and the driving frame 2 are loosened at the same time, the notched portion of the spring piece 8 is rotated in the opposite direction of the inclined surface of the helical tooth, so that the pressing rod 1 does not function, and the driving frame 2 and the spring piece 8 are The spring 4 is spring loaded to reset. Because the angle of rotation of the squeeze stick 1 corresponds to the distance that the drive frame 2 is pressed, the squeeze stick 1 squeezes the paste inside the flexible package, and the paste is extruded forward from the tail, so the paste is extruded from the package mouth. The amount is controlled by the distance that the drive frame 2 is pressed. The portion of the lower bracket 5 that is in contact with the squeeze roller 1 can be designed in the following two ways: As shown in Fig. 2, when the drive frame 2 is pressed by the squeeze roller 1, the front end of the lower bracket 5 is pressed upward. Paste soft packaging, the contact surface between them is linear. As shown in FIG. 3, when the driving frame 2 is pressed by the pressing bar 1, the lower roller 7 fixed to the lower bracket 5 presses the paste flexible package upward, and the contact surface between them is also linear, and the lower roller is attached. 7 itself can be rotated. The paste flexible package itself is pressed by the downward and upward pressing force, and is moved backward by the pressing stick 1, so that the soft packaging of the paste has a certain area to be crushed, and the paste inside is squeezed clean. After the soft-packed paste extruder is moved forward, the clamping force generated by the tension spring 6 is maintained at the position after the movement of the paste flexible package.

Embodiment 2

Referring to Fig. 1, Fig. 8, and Fig. 9, the right end of the squeeze roller 1 is arranged with a plurality of connected helical teeth inwardly along the outer circle with its axis centered, and the drive frame 2 and its corresponding right front end have a portion deep into the extrusion. In the right end of the stick 1, the structural section is shown in Fig. 9. When the drive frame 2 is pressed, the drive block 9 fixed to the drive frame 2 rotates with the drive frame 2 with its axis, and contacts the vertical surface of the inner helical teeth of the squeeze stick 1 to push the squeeze roller 1 to rotate in the positive direction. When the drive frame 2 is loosened, the drive block 9 rotates in the opposite direction with the drive frame 2, and the drive block 9 and the inclined surface of the helical teeth contact, and the drive frame 2 does not act on the squeeze roller 1. The wire spring 10 provides spring force to the drive block 9 to be reset.

Embodiment 3

As shown in FIG. 10 and FIG. 11, the cross-section shows that the right front end of the drive frame 2 has several connected helical teeth arranged inwardly along the outer circle with its axis centered, and a part of the right end of the squeeze roller 1 penetrates into the drive frame. 2 Right front end. When the drive frame 2 is pressed, the vertical surface of a helical tooth in the right front end of the drive frame 2 is brought into contact with the drive block 9 fixed to the squeeze roller 1 to push the squeeze roller 1 to rotate in the positive direction. When the driving frame 2 is loosened, the inclined surface of the helical gear in the end of the driving frame 2 is in contact with the driving block 9, and the pressing bar cannot be pushed by the driving block 9, and the driving frame 2 does not act on the pressing bar 1.

Embodiment 4 Referring to FIG. 1, FIG. 12, FIG. 13 and FIG. 14, the right front end of the driving frame 2 is arranged with some connected triangular teeth inwardly along the outer circle centering on its axis, and the right end of the pressing rod 1 is milled about half. The oscillating drive block 11 is fixed on the end surface formed by the recessed rod 1. The oscillating drive block 11 has a plurality of triangular teeth at both ends thereof, which are symmetrical with respect to the fixed point and rotate up and down with the fixed point as the axis. A small portion of the right end of the squeeze bar 1 penetrates into the right front end of the drive frame 2. As shown in Fig. 14, the reversing shaft 13 and the telescopic spring 12 are fixed to the pressing rod 1, and the reversing shaft 13 is rotatable to the left and right with respect to the pressing rod 1, and the reversing shaft 13 and the telescopic spring 12 are in the figure. In the right position, the elastic force of the telescopic spring 12 raises the right end of the swing drive block 11, and the triangular teeth on the upper right end of the swing drive block oppose the triangular teeth in the right front end of the drive frame 2, swinging the lower left end of the drive block 11 and the squeeze roller 1 The water level at this end is in close contact. When the driving frame 2 is pressed, the driving frame 2 is rotated by the axis of the pressing stick 1, and the triangular teeth in the end of the driving frame 2 drive the triangular teeth of the upper right end of the swing driving block 11, and the driving block 11 is passed, and the stick is pressed and squeezed. 1 The horizontal plane of the end is in close contact with the part, and the pressing stick 1 is pushed forward. When the driving frame 2 is released, the driving frame 2 is reversely rotated by the axis of the pressing stick 1, the right end of the swing driving block 11 is depressed, and the lower left end of the swing driving block 11 is raised and released from the horizontal plane of the right end of the pressing stick 1. The triangular teeth on the upper right end of the oscillating drive block 11 are separated from the triangular teeth in the end of the drive frame 2, and the drive frame 2 does not function on the squeezing stick 1. The telescopic spring 12 provides an elastic force to the swing drive block 11 to be reset. As shown in Fig. 13, after the reversing shaft 13 is rotated to the left by a certain angle, the lower right end of the oscillating drive block 11 is in close contact with the horizontal plane of the end of the squeezing roller 1. When the driving frame 2 is pressed downward, the driving frame 2 rotates in the positive direction of the axis of the pressing stick 1, and the triangular teeth in the end of the driving frame 2 are connected with the triangular teeth on the left end of the swing driving block 11, and the upper left side of the driving block 11 is swung. The end is depressed, and the lower right side of the swing drive block 11 is raised away from the horizontal plane of the end of the squeeze roller 1, and the drive frame 2 does not function against the squeeze roller 1. When the driving frame 2 is loosened, the driving frame 2 is reversely rotated by the axis of the pressing stick 1, and the triangular teeth in the end of the driving frame 2 drive the triangular teeth of the upper left end of the swing driving block 11, and are driven by the swinging driving block 11, passing and squeezing The horizontal plane of the end of the pressure stick 1 closely contacts the portion, and pushes the squeeze roller 1 to rotate in the reverse direction, that is, the reversing shaft 13 functions to change the direction of rotation of the squeeze roller 1. It can be seen from the "Embodiment 2" that the squeeze roller 1 can also be formed, and at its right end, a plurality of connected triangular teeth are arranged inwardly along the outer circle with its axis centered, and a part of the right front end of the drive frame 2 penetrates to In the right end of the squeeze stick 1, the structure between them can be referred to Fig. 13 and Fig. 14, wherein the labels 1 and 2 are exchanged, and the principle of action between them is the same as described above in this paragraph.

Claims

Rights request

A soft package paste extruder comprising: a squeeze bar (1), a drive frame (2), a bracket (3), a spring (4), a lower bracket (5) and a tension spring (6) The two ends of the squeeze rod (1) are connected to the drive frame (2), the lower part of the drive frame (2) is the upper support (3), and the drive frame (2) and the upper support (3) are at an angle to each other. The stick (1) and the driving frame (2) are fixed on the upper bracket (3), and a spring (4) is provided between the driving frame (2) and the upper bracket (3), and the front end of the upper bracket (3) is both sides and below The front end of the bracket (5) is respectively fixed together, and the upper bracket (3) and the lower bracket (5) are mutually angled, and the upper bracket (3) and the lower bracket (5) are mutually rotatable, and the two sides of the upper and lower brackets respectively Fixed tension spring (6).

2. A soft-packed paste extruder according to claim 1, characterized in that the surface of the extrusion bar (1) is engraved with a relatively dense lateral groove.

The soft-packed paste extruder according to claim 1, characterized in that the front end convex portion of the lower bracket (5) is in contact with the pressing rod (1).

4. The soft package paste extruder according to claim 1, wherein the front end of the lower bracket (5) is provided with a rotatable lower bolster (7) and a squeezing stick (1) Contact.

5. The soft package paste extruder according to claim 1, wherein the side of the extrusion bar (1) is centered on its axis and is provided with helical teeth, the side and the drive frame (2) There is a spring piece (8) between the front end corresponding thereto, the spring piece (8) and the driving frame (2) are simultaneously rotated with the axis, and the spring piece (8) notched up part and the helical tooth in the forward rotation direction The vertical surface contact pushes the squeeze stick (1) to rotate, and conversely, ^ can push the squeeze stick (1) to rotate.

6. The soft-packed paste extruder according to claim 1, wherein one end of the extrusion bar (1) is provided with a helical tooth inwardly along an outer circle with its axis as a circle, and a driving frame ( 2) The corresponding front end penetrates into the end of the pressing rod (1), and the driving block (9) is fixed to the front end of the driving frame (2), and jumps along the surface of the helical tooth under the action of the wire spring (10) When the driving frame (1) drives the driving block (9) to rotate in the forward direction of the axis of the pressing rod (1), the driving block (9) contacts the vertical surface of the helical tooth to push the pressing rod (1) to rotate, and vice versa. Can not push the squeeze stick (1) to rotate.

7. The soft-packed paste extruder according to claim 1, wherein the front end of the driving frame (2) is provided with a helical tooth in the outer circle with its axis as a circle, and a squeeze bar ( 1) The corresponding end penetrates into the front end of the drive frame (2), and the drive block (9) is fixed on the end of the squeeze roller (1), along the surface of the helical tooth under the action of the wire spring (10) Bounce, when the drive frame (2) rotates in the positive direction of the axis of the squeeze stick (1), the vertical surface of the helical gear on the drive frame (2) contacts the drive block (9), and drives the drive block (9) to push the squeeze Stick (1) turns, on the contrary, cannot push The squeeze stick (1) rotates.

8. The soft-packed paste extruder according to claim 1, wherein the front end of the driving frame (2) is provided with a triangular tooth, a squeeze bar (inwardly) with the center of the shaft centered on the outer circumference. The end of 1) is milled in half, and the recess forms an end surface, and the end surface is fixed with a swing driving block (11), and a triangular tooth is arranged at both ends thereof, and is rotated up and down with a fixed point as a shaft, and the stick is extruded (1) The end of the drive is deep into the corresponding front end of the drive frame (2). After the reverse shaft (13) is rotated to the right, the telescopic spring (12) points to the right, and the right end of the swing drive block (11) is raised and oscillated. The triangular tooth on the upper right end of the driving block (11) is connected to the triangular tooth in the front end of the driving frame (2), and the horizontal surface of the lower end of the swing driving block (11) is in contact with the horizontal end of the pressing rod (1), and the reversing shaft (13) is oriented. Rotate left, the telescopic spring (12) points to the left, the left end of the swing drive block (11) is raised, the triangular teeth of the upper left end of the swing drive block (11) are connected with the triangular teeth of the drive frame (2) at the front end, and the swing drive block is connected. (11) The lower end of the right end is in contact with the horizontal surface of the end of the squeeze rod (1).

9. The soft-packed paste extruder according to claim 1, wherein one end of the pressing rod (1) is provided with a triangular tooth inwardly along an outer circle centering on its axis, and the driving frame ( 2) The corresponding front end portion penetrates into the end of the pressing rod (1), and the portion of the driving frame (2) is milled in half, and the concave portion forms an end surface on which the swing driving block (11) is fixed The triangular teeth are arranged above the two ends, and the fixed point is rotated up and down. After the reversing shaft (13) is rotated to the right, the telescopic spring (12) points to the right, and the right end of the swing driving block (11) is raised. The triangular teeth on the upper right end of the oscillating drive block (11) are connected to the triangular teeth in the end of the squeezing roller (1), and the horizontal contact of the end of the oscillating drive block (11) and the end of the drive frame (2), the reversing shaft (13) Rotate to the left, the telescopic spring (12) points to the left, the left end of the oscillating drive block (11) is raised, and the triangular teeth on the upper left end of the oscillating drive block (11) are connected to the triangular teeth in the end of the squeezing rod (1), swinging Below the right end of the drive block (11) is in contact with the horizontal plane of the end of the drive frame (2).