CN208274327U - Shu Xin and lipstick packing tube in oil-free no glue - Google Patents

Abstract

The utility model discloses beam core in a kind of oil-free no glue and the lipstick packing tubes comprising Shu Xin in this, belong to cosmetic package field.Shu Xin in the oil-free no glue, including middle beam, middle section, spiral and pearl, middle beam is fixedly connected with middle section, spiral inner peripheral surface is equipped with spiral guide groove, top is protruded into middle section and is connect with its axial restraint, pearl includes storage cream cylinder and drive rod, the storage cream cylinder is slidably matched with middle beam, the drive rod protrudes into threaded interior, and there is the convex block cooperated with the guide groove, the limit hole that there is limitation drive rod to circumferentially rotate for the end face of the middle section, the outer peripheral surface of the spiral are equipped with the elastic slice for abutting the middle section inner wall.There is gap, elastic slice and middle section inner wall contact friction force are small, therefore flexible rotation between spiral and middle section；Since elastic slice has elasticity, when spiral and the cooperation rotation of middle section, elastic slice deforms, and provides torsion, increases and uses feel.

Description

Shu Xin and lipstick packing tube in oil-free no glue

Technical field

The utility model relates to cosmetic package technical fields, and in particular to beam core and comprising in this in a kind of oil-free no glue The lipstick packing tube of Shu Xin.

Background technique

Currently, makeup has become indispensable a part in people's daily life.The form of cosmetics is also varied, Such as powdery, liquid, paste etc..In order to facilitate the use of cosmetics, different cosmetics are generally fabricated to difference by people Shape and in the suitable container.The wherein cosmetics of vermicelli shape, such as lipstick, lipstick, concealer, skin-whitening stick and anti- White stick of solarization etc., which is generally seated in puff strip pipe, is designed manufacture.

Current puff strip pipe existing on the market generally comprises lid, middle Shu Xin and pedestal, wherein middle Shu Xin include middle beam, Middle section, pearl and spiral, middle beam are fixedly connected with middle section, and spiral inner peripheral surface is equipped with spiral guide groove, during top is protruded into In section and with its inner wall axial restraint, pearl bottom protrudes into spiral inner cavity and radially fixed by middle section, and bottom end is equipped with and guide groove The protrusion matched enters the middle beam core retainer plate assembled in bottom, then with lid cooperate, pipe finished product.Currently, most of puff strip pipes Lubricating oil and glue be will use to realize mutual motion smoothing between component, the flexibly fixation between component.It results in as a result, Production cost rising, easily causes the deficiencies of pollution at complex process.In order to adapt to the current market demand, middle beam core inner needs Using oil-free no plastic structure.

CN 201767294U discloses a kind of oil-free lipstick tube beam core, including middle beam, middle section, pearl and spiral, middle beam Bottom end is fixedly connected with middle section, and spiral top is protruded into middle section inner cavity, and outer wall is equipped with a bulge loop, and correspondingly middle section inner wall is equipped with The annular groove matched with bulge loop, so that spiral is relatively middle to save axial restraint.The middle section wall surface is equipped with several elastic slices, often The salient point for only leaning on spiral outside wall surface is equipped on the inside of a elastic slice.The salient point and spiral on the inside of upper elastic slice are saved in the utility model in Shu Xin Outer wall is close to, and in the relatively middle section rotation process of spiral, due to the effect of elastic slice, there are frictional force between salient point and spiral, again Due to being a face friction between them, friction is small, and rotation lubricates very much, and the face face between spiral and middle section that overcomes rubs, Damp it is larger, rotate not enough lubrication the problem of.

Utility model content

The purpose of the utility model is to provide Shu Xin in a kind of oil-free no glue, guarantee to rotate freely between spiral and middle section, It is provided simultaneously with certain torsion, to meet the market demand.

To achieve the above objectives, the present invention adopts the following technical solutions:

Shu Xin in the oil-free no glue of one kind, including middle beam, middle section, spiral and pearl, middle beam is fixedly connected with middle section, in spiral Circumferential surface is equipped with spiral guide groove, and top is protruded into middle section and connect with its axial restraint, pearl include store up cream cylinder and Drive rod, the storage cream cylinder are slidably matched with middle beam, and the drive rod protrudes into threaded interior, and has and cooperate with the guide groove Convex block, the limit hole that there is limitation drive rod to circumferentially rotate for the end face of the middle section, the outer peripheral surface of the spiral, which is equipped with, to be supported Connect the elastic slice of the middle section inner wall.

There is gap, the elastic slice is with certain flexible thin slice, with spiral one between the spiral and middle section Molding.When spiral and middle section are socketed, save inner wall in elastic slice bending contact, the area that elastic slice is contacted with middle section is small, frictional force compared with Small, lubrication is compared in rotation.When section rotates spiral in, elastic slice deforms, and provides torsion for rotation, promotes making for consumer Use feel.

Preferably, the elastic slice is annular in shape, it is arranged around spiral.

The spiral with middle nodal axisn to being fixedly connected, preferably, the outer peripheral surface of the spiral is provided with the first limiting stand Rank, the middle section side wall have at least two fabrication holes, and the lower edge of the fabrication hole has matches with first limited step The protrusion to extend internally closed.When assembling, inner cavity is saved in the spiral indentation, and inner top surface, the first limit are saved in the abutting of top surface Step is stuck in the top surface of the protrusion, be detached from spiral can not with middle section.

More preferably, the fabrication hole is uniformly distributed circumferentially.

Preferably, the outer peripheral surface of the spiral is provided with the second limited step with the cooperation of middle section bottom end end face.

Preferably, the upper end edge of first limited step has the first chamfering, the lower edge of the protrusion is with the Two chamferings.When being socketed due to spiral and middle section, the first limited step and protrusion need to be interference fitted through one section, and the design of chamfering can be with Play the role of buffering.

More preferably, the tilt angle of first chamfering and the second chamfering is 60-80 °.

Preferably, the outer peripheral surface of the spiral is equipped with the tension ring for saving bottom interior wall in abutting.The tension ring and First limited step is abutted with middle section bottom interior wall and top inner wall respectively, rocking between section and spiral in reduction.

Another purpose of the utility model is to provide a kind of lipstick packing tube, including Shu Xin in above-mentioned oil-free no glue and Pedestal, the keyway arrangements for being equipped with snap ring notch circumferentially between the spiral and pedestal and axially arranging.

The spiral outer peripheral surface is equipped with snap ring and convex key, the inner wall of the pedestal be equipped with the card slot cooperated with snap ring and with The keyway of convex key cooperation.

It when assembly, is cooperated between spiral and pedestal by snap ring notch and keyway arrangements, realization is not using Middle Shu Xin and pedestal is fixedly connected in the case where glue.

It is that the utility model has the utility model has the advantages that

(1) there is gap, spiral outer peripheral surface setting one is enclosed in abutting in the utility model between the spiral of Shu Xin and middle section The elastic slice of inner wall is saved, elastic slice and middle section inner wall contact friction force are small, therefore flexible rotation；Since elastic slice has elasticity, work as spiral When cooperating rotation with middle section, elastic slice deforms, and provides torsion, increases and uses feel, still in the case where not using lubricating oil Required torsion can be reached.

(2) the lipstick packing tube of the utility model passes through snap ring notch and keyway arrangements phase between spiral and pedestal Mutually cooperation reaches no glue effect, and using Shu Xin among the above, meets demand of the market to oil-free no glue.

Detailed description of the invention

Fig. 1 is the longitudinal sectional view of Shu Xin in the utility model.

Fig. 2 is the explosive view of Shu Xin in the utility model.

Longitudinal sectional view when Fig. 3 is the utility model spiral and the cooperation of middle section.

Fig. 4 is the partial enlarged view in the portion A in Fig. 3.

Fig. 5 is the partial enlarged view in the portion B in Fig. 3.

Specific embodiment

Below with reference to embodiment and attached drawing, the utility model is described in further detail, but following embodiments are only that this is practical Novel preferred embodiment, and it is not all.Based on the implementation example in the implementation mode, those skilled in the art are not making creation Property labour under the premise of obtained other embodiments, belong to the protection scope of the utility model.

As shown in Figs. 1-2, Shu Xin in a kind of oil-free no glue of the utility model, including middle beam 1, middle section 2, spiral 3 and pearl 4, middle beam 1 is fixedly connected with middle section 2, and 3 inner peripheral surface of spiral is equipped with spiral guide groove 31, top protrude into middle section 2 and with The connection of its axial restraint, pearl 4 include storage cream cylinder 41 and drive rod 42, and storage cream cylinder 41 is slidably matched with middle beam 1, drive rod 42 It protrudes into inside spiral 3, and there is the convex block 421 cooperated with guide groove 31, the end face of middle section 2 has limitation drive rod 42 circumferential The limit hole 21 of rotation.

As in Figure 3-5, there is gap, the outer peripheral surface of spiral 3, which is equipped in abutting, saves 2 inner walls between spiral 3 and middle section 2 Elastic slice 32.Elastic slice 32 is annularly, to be arranged around spiral 3, be integrally formed with spiral 3 with certain flexible thin slice.Spiral shell When rotation 3 is socketed with middle section 2, elastic slice 32 is bent in contact and saves 2 inner walls, since elastic slice 32 and middle 2 contact friction force of section are smaller, rotation Compare flexibly.When section 2 rotates spiral 3 in, elastic slice 32 deforms, and provides torsion for rotation, promotes the use of consumer Feel remains to reach required torsion in the case where not using lubricating oil.

The outer peripheral surface of spiral 3 is provided with the first limited step 33, and there are two the fabrication holes being arranged symmetrically for the side wall tool of middle section 2 22, the lower edge of fabrication hole 22 has the protrusion 23 to extend internally cooperated with the first limited step 33.When assembling, spiral 3 is pressed Enter middle 2 inner cavity of section, inner top surface is saved in the abutting of top surface, the first limited step 33 is stuck in the top surface of protrusion 23, makes spiral 3 and middle section 2 can not be detached from.The outer peripheral surface of spiral 3 is provided with the second limited step 34 with the cooperation of middle 2 bottom end end face of section.

The outer peripheral surface of spiral 3 is equipped with the tension ring 35 that 2 bottom interior walls are saved in abutting.Tension ring 35 and the first limited step 33 abut with middle 2 bottom interior wall of section and top inner wall respectively, and rocking between 2 and spiral 3 is saved in reduction.

It is 70 ° of the first chamfering 331, the lower edge tool of protrusion 23 that the upper end edge of first limited step 33, which has tilt angle, Having tilt angle is 70 ° of the second chamfering 231.When being socketed due to spiral 3 and middle section 2, the first limited step 33 is needed with protrusion 23 It is interference fitted through one section, the design of chamfering can play the role of buffering.

The assembly method of Shu Xin among the above: in the indentation of pearl 4 in section 2, spiral 3 and the cooperation rotation of pearl 4 will extremely can not Spiral 3 and middle section 2 are depressed into cooperation position using jig and air pressure platform, are required middle beam pressure in place according to contraposition by rotation, will in Shu Xin, which is put to dotting machine, to be got ready, and beam core assembles in completion.

It recycles above-mentioned middle Shu Xin and lid and pedestal to assemble, is formed without using the lipstick of lubricating oil and glue packaging Pipe, 3 outer peripheral surface of spiral are equipped with snap ring 36 and convex key 37, and the inner wall of pedestal is equipped with the card slot cooperated with snap ring 36 and and convex key The keyway of 37 cooperations.Snap ring notch circumferentially and the keyway arrangements axially arranged, are realized in the feelings for not using glue Middle Shu Xin and pedestal is fixedly connected under condition.

Claims (8)

1. Shu Xin in a kind of oil-free no glue, including middle beam, middle section, spiral and pearl, middle beam are fixedly connected with middle section, spiral inner circumferential Face is equipped with spiral guide groove, and top is protruded into middle section and connect with its axial restraint, and pearl includes storage cream cylinder and biography Lever, the storage cream cylinder are slidably matched with middle beam, the drive rod protrudes into threaded interior, and have and cooperate with the guide groove Convex block, the limit hole that there is limitation drive rod to circumferentially rotate for the end face of the middle section, which is characterized in that the outer peripheral surface of the spiral It is equipped with the elastic slice for abutting the middle section inner wall.

2. Shu Xin in oil-free no glue as described in claim 1, which is characterized in that the elastic slice is annular in shape, is arranged around spiral.

3. Shu Xin in oil-free no glue as described in claim 1, which is characterized in that the outer peripheral surface of the spiral is provided with the first limit Position step, the middle section side wall have at least two fabrication holes, and the lower edge of the fabrication hole has and first limiting stand The protrusion of rank cooperation to extend internally.

4. Shu Xin in oil-free no glue as claimed in claim 3, which is characterized in that the outer peripheral surface of the spiral is provided with and middle section Second limited step of bottom end end face cooperation.

5. Shu Xin in oil-free no glue as claimed in claim 3, which is characterized in that the upper end edge of first limited step has There is the first chamfering, the lower edge of the protrusion has the second chamfering.

6. Shu Xin in oil-free no glue as claimed in claim 5, which is characterized in that the inclination of first chamfering and the second chamfering Angle is 60-80 °.

7. Shu Xin in oil-free no glue as claimed in claim 3, which is characterized in that the outer peripheral surface of the spiral is equipped in abutting Save the tension ring of bottom interior wall.

8. a kind of lipstick packing tube, which is characterized in that including Shu Xin in the described in any item oil-free no glue of such as claim 1-7 and Pedestal, the keyway arrangements for being equipped with snap ring notch circumferentially between the spiral and pedestal and axially arranging.