CN206182600U - Brief type median bundle core - Google Patents

Abstract

The utility model discloses a brief type median bundle core belongs to cosmetics technical field. The median bundle core includes pearl, median bundle and spiral, the inner peripheral surface of spiral has a helical shape guide way, and the head stretches into in the median bundle and rather than axial fixity, the pearl includes a cream section of thick bamboo and transfer line, the transfer line afterbody be equipped with with inside guide way matched with lug, a cream section of thick bamboo lie in the median bundle, and be equipped with circumference stop gear between the median bundle, use the time phase to rotate the spiral to the median bundle, order about a cream section of thick bamboo and make linear motion in the median bundle. Be equipped with the circumference stop gear that the cross section appeared for 12 positive limits between a cream section of thick bamboo and the median bundle, realize the pearl and make linear motion in the median bundle. Bulge loop and ring channel cooperation realize median bundle and spiral circumference and rotate relatively. The spiral outer peripheral face sets up the shell fragment, warp with the median bundle post assembling and hugs closely the median bundle inner peripheral surface, produces certain torsion when rotating relatively. The utility model discloses it does not have the type of glue median bundle core to use 3 parts can assemble into nothing oil, and simple structure saves product manufacturing cost.

Description

Shu Xin in a kind of reduced form

Technical field

The utility model is related to cosmetic technical field, and in particular to Shu Xin in a kind of reduced form.

Background technology

Existing lipstick tube is made up of the middle beam core of lipstick seat, lipstick cap and placement lipstick cream.Wherein, middle Shu Xin is lipstick The critical piece of pipe.The part of Shu Xin is general all more than 4 in making in the market, and such as notification number is CN 202890959 The patent document of U discloses a kind of Oil-free middle bundle core of lipstick tube, described middle Shu Xin include middle beam, spiral, pearl, fork with And base, described middle beam is fixedly connected with spiral, described spiral and fork axial restraint, and described pearl and fork are radially Fixed, described fork is arranged on base, and described base is provided with flange collar and entry.

And for example notification number discloses a kind of oil-free lipstick tube beam core for the patent document of the U of CN 201767294, including in Beam, middle section, pearl and spiral, middle beam are fixedly connected with middle section, and spiral inner peripheral surface is provided with spiral gathering sill, and top is stretched into In middle section and with its inwall axial restraint, pearl bottom stretches into spiral inner chamber and radially fixed by middle section, and bottom is provided with and guiding The projection that groove is engaged, described middle section wall is provided with some shell fragments, and each shell fragment inner side is provided with only by spiral outside wall surface Salient point.The salient point on the inside of upper shell fragment is saved in the utility model in Shu Xin to be close to spiral outer wall, was rotated relative to middle section in spiral , due to the effect of shell fragment, there is frictional force between salient point and spiral in Cheng Zhong, and due to being a face friction, frictional force between them Smaller, rotation lubricates very much.

The part of Shu Xin is more in making, and assembling is more cumbersome, undoubtedly increases cost of material and cost of labor.Therefore, how It is that we need what is solved to ask at present by that to product structure optimization, reduce number of components can reach same using effect again simultaneously Topic.

Utility model content

The utility model provides Shu Xin in a kind of reduced form, constitutes a middle Shu Xin using 3 parts, and accomplish oil-free Packaging technology without glue, saves production cost.

Shu Xin in a kind of reduced form, including pearl, middle beam and spiral, the inner peripheral surface of the spiral have spiral guiding Groove, head stretch into middle beam and with its axial restraint, the pearl includes cream cylinder and drive link, drive link afterbody be provided with it is described The projection that gathering sill is engaged, cream cylinder is located inside middle beam, and circumferential position-limit mechanism is provided between middle beam, uses phase centering beam Spiral is rotated, cream cylinder is ordered about for linear motion in middle beam.

The utility model is coaxially disposed pearl, middle beam and spiral, sets circumferential by between the cream of pearl cylinder and middle beam Position-limit mechanism realizes that pearl beam inwall in is axially moved and drives the flexible of internal lotion.The circumferential position-limit mechanism is located at middle beam The interlude of inner peripheral surface.

Preferably, the inner peripheral surface of the middle beam is non-circular with the partial cross sectional that cream cylinder coordinates, the cream cylinder is at least Part is engaged with the inner peripheral surface of the middle beam.

The partial cross sectional of cream cylinder outer peripheral face and middle Shu Peihe is non-circular, and cream cylinder outer peripheral face can be designed to all with Beam position-limit mechanism coordinates, it is also possible to which wherein one section circumferential with middle Shu Peihe realizations spacing.

Pearl is with middle beam mating part cross section for non-circular structure prevents generation between pearl and middle beam inwall relative Rotate.Preferably, the inner peripheral surface of the middle beam is positive n sides shape with the cross section of the part of cream cylinder cooperation, n is not less than 3 Positive integer.

More preferably, n is 12.Positive 12 side shape can provide the corner angle for preventing pearl from being circumferentially rotated with middle beam, can guarantee that again The dischargeable capacity of lipstick lotion.

Spiral head stretch into middle beam inner chamber and with its axial restraint, preferably, the inner peripheral surface bottom of the middle beam is provided with One circle bulge loop, the outer peripheral face head of the spiral is provided with the annular groove being engaged with the bulge loop.

Beam is relatively rotated and axial restraint with helical circumferential during bulge loop and annular groove coordinate realization.When using, relatively in Beam rotates spiral, and the raised gathering sill along on spiral inner peripheral surface on pearl drive link is slided, due to the limit of circumferential position-limit mechanism System, the cream cylinder of pearl is for linear motion vertically in middle beam.

Preferably, the outer peripheral face of the spiral is provided with the shell fragment for abutting the middle beam inner peripheral surface.Spiral setting bullet suitable for reading After piece, with the assembling of middle beam, middle beam inner peripheral surface is close in shell fragment deformation, in the relatively middle beam rotation process of spiral, because shell fragment is with There is frictional force in beam inner peripheral surface, produce the torsion of rotation, feel when increase is used.

More preferably, the quantity of the shell fragment is 4, it is uniformly distributed along helical circumferential.Stress point is evenly distributed, and shell fragment It is smaller with middle interfascicular frictional force, rotate freely.

Compared with prior art, the beneficial effect that the utility model possesses：

(1) the circumferential position-limit mechanism that cross section is positive 12 side shape is provided between pearl cream cylinder and middle beam inner peripheral surface, realizes pearl Son is for linear motion in middle beam.

(2) in the bulge loop of beam inner peripheral surface bottom and spiral outer peripheral face head annular groove coordinate realize it is circumferentially opposed rotation and Axial restraint.

(3) spiral outer peripheral face sets shell fragment, and middle beam inner peripheral surface is close to deformation after the assembling of middle beam, and one is produced during relative rotation Fixed torsion, increases feel.

(4) the utility model is Shu Xin in caning be assembled into oil-free gum-free using 3 parts, and simple structure is easy to assembly, Save production cost.

Brief description of the drawings

Fig. 1 is the generalized section of Shu Xin in the utility model.

Fig. 2 is the partial schematic diagram in A portions in Fig. 1.

Fig. 3 is the structural representation of spiral in the utility model.

Fig. 4 is the structural representation of pearl in the utility model.

Specific embodiment

With reference to embodiment and accompanying drawing, the utility model is described in further detail, but following embodiments are only this practicality New preferred embodiment, and it is not all.Based on the embodiment in implementation method, those skilled in the art are not making creation Property work on the premise of obtain other embodiments, belong to protection domain of the present utility model.

As shown in figure 1, Shu Xin in the utility model reduced form, including pearl 2, middle beam 1 and the spiral 3 being coaxially disposed.Spiral shell The inner peripheral surface of rotation 3 has spiral gathering sill 31.The head of spiral 3 stretch into middle beam 1 and with its axial restraint, such as Fig. 2 and Shown in Fig. 3, the inner peripheral surface bottom of middle beam 1 is provided with a circle bulge loop 12, and the outer peripheral face head of spiral 3 is provided with what is be engaged with bulge loop 12 Beam is relatively rotated and axial restraint with helical circumferential during annular groove 32, bulge loop 12 and annular groove 32 coordinate realization.

The shell fragment 33 of the inner peripheral surface of beam 1 in 4 abuttings, spiral 3 and middle beam 1 are uniformly distributed circumferentially on the outer peripheral face of spiral 3 After assembling, middle beam inner peripheral surface is close in the deformation of shell fragment 33, in the relatively middle beam rotation process of spiral, due to shell fragment and middle beam inner peripheral surface There is frictional force, produce the torsion of rotation, feel when increase is used.

As shown in figure 4, pearl 2 includes cream cylinder and drive link, drive link stretches into spiral inner chamber, and its afterbody is provided with and gathering sill 31 projections 21 being engaged.Cream cylinder is located inside middle beam 1, and circumferential position-limit mechanism, the circumferential position restrainer are provided between middle beam Cross section of the structure on middle beam inner peripheral surface on spacing section 11 of positive 12 side shape and cream cylinder outer peripheral face with spacing section with evagination Portion 22 constitutes, and the cross section of outwardly projecting portion 22 is equally in positive 12 side shape so that cream cylinder can only axially move along a straight line along middle beam.

Spacing section 11 middle part located at middle beam inner peripheral surface, the bottom of middle beam inner peripheral surface is smooth periphery, favorably Circumferentially rotating between spiral.Outwardly projecting portion 22 located at cream cylinder outer peripheral face lower semisection, it is ensured that lipstick lotion it is completely out.

When using, spiral 3 is rotated relative to middle beam 1, raised 21 on the drive link of pearl 2 are along the gathering sill on spiral inner peripheral surface 31 slide, and due to the limitation of circumferential position-limit mechanism, the cream cylinder of pearl is for linear motion vertically in middle beam.

Claims (7)

1. a kind of Shu Xin in reduced form, including pearl, middle beam and spiral, it is characterised in that the inner peripheral surface of the spiral has spiral shell Revolve the gathering sill of shape, head stretch into middle beam and with its axial restraint, the pearl includes cream cylinder and drive link, drive link afterbody The projection being engaged with the gathering sill is provided with, cream cylinder is located inside middle beam, and circumferential position-limit mechanism is provided between middle beam, is used Phase centering beam rotates spiral, orders about cream cylinder for linear motion in middle beam.

2. Shu Xin in reduced form as claimed in claim 1, it is characterised in that the portion that the inner peripheral surface of the middle beam coordinates with cream cylinder Cross section is divided to be non-circular, inner peripheral surface of the cream cylinder at least partly with the middle beam is engaged.

3. Shu Xin in reduced form as claimed in claim 1, it is characterised in that the portion that the inner peripheral surface of the middle beam coordinates with cream cylinder The cross section divided is positive n sides shape, and n is the positive integer not less than 3.

4. Shu Xin in reduced form as claimed in claim 3, it is characterised in that n is 12.

5. Shu Xin in reduced form as claimed in claim 1, it is characterised in that it is convex that the inner peripheral surface bottom of the middle beam is provided with a circle Ring, the outer peripheral face head of the spiral is provided with the annular groove being engaged with the bulge loop.

6. Shu Xin in reduced form as claimed in claim 1, it is characterised in that the outer peripheral face of the spiral be provided with abutting it is described in The shell fragment of beam inner peripheral surface.

7. Shu Xin in reduced form as claimed in claim 6, it is characterised in that the quantity of the shell fragment is 4, along helical circumferential It is uniformly distributed.