CN201481579U

CN201481579U - Dental floss rod capable of changing heads

Info

Publication number: CN201481579U
Application number: CN 200920054121
Authority: CN
Inventors: 黄光胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-08
Filing date: 2009-04-08
Publication date: 2010-05-26
Anticipated expiration: 2019-04-08

Abstract

A dental floss rod capable of changing heads comprises a D-shaped or Y-shaped dental floss rod head which can be changed and whose connecting portion is provided with an outer screw thread, and a plastic or metal hollow handle portion whose one end or two ends are provided with inner screw threads. Since the handle portion can be repeatedly used, the usage of plastic is reduced (about 32%-45% plastic can be reduced according to the measurement to several common dental floss rods in market), and the dental floss rod saves resources, lowers cost, and is more environment-friendly. A D-shaped dental floss rod or a Y-shaped floss rod can be chosen according to teeth on different portions in the oral cavity, the head is inserted in the handle portion, and is slightly screwed up, and the head can be discarded after use.

Description

A kind of dental floss stick of interchangeable head

Technical field

This utility model is about a kind of dental floss stick, refers to a kind of dental floss stick with interchangeable head especially.

Background technology

Toothpick is the most frequently used after meal dental care products of people, yet its improper use can cause the damage of gingiva, Comparatively speaking, the dentist advocates to use dental floss mostly, but majority use dental floss not too convenient, and dental floss stick is a kind of articles for use that clean one's teeth with dental floss function, and it uses more convenient than dental floss.As shown in Figure 1, known dental floss stick is of a great variety, but mainly comprise two parts on the structure: the shank of the head of band dental floss and band toothpick, at present the dental floss stick major defect sold of market: 1. dental floss nose (particularly head and shank junction) is crooked easily or fracture; 2. it is many to consume plastics, the waste resource; 3. the terminal institute of some dental floss sticks stabs the child (as B, C, F among Fig. 1) of user or curiosity easily with toothpick; 4. shank is thinner, and it is not too convenient to grip.

The utility model content

Main purpose of the present utility model provides a kind of dental floss stick, and its head can be changed, and shank is reusable, saves raw material, is beneficial to environmental protection.

Of the present utility model time a purpose provides a kind of dental floss stick, and the more known dental floss stick of its shank is thicker, is convenient to grip; The more known dental floss stick of its head is not thicker, and is flexible or fracture.

A purpose more of the present utility model provides a kind of dental floss stick, and its shank is not with toothpick, avoids stabbing user or curious child.

For reaching above-mentioned purpose, this utility model structure is: externally threaded " D " shape of 1. removable, connecting portion band or " Y " shape dental floss caput; 2. reusable plastics or metallic, the hollow and tapped shank in one or both ends; 3. the dental floss stick head can be screwed into the dental floss stick shank.

Description of drawings

Fig. 1 is several dental floss sticks of present market.

Fig. 2 " D " of the present utility model shape dental floss caput and " Y " shape dental floss caput.

Fig. 3 dental floss stick shank of the present utility model and profile thereof.

Fig. 4 " D " of the present utility model shape dental floss caput (Fig. 4 A) or " Y " shape dental floss caput (Fig. 4 B) and the combination of dental floss stick shank.

The specific embodiment

As shown in Figures 2 and 3, dental floss stick described in the utility model mainly comprises: externally threaded " D " shape of removable, connecting portion band or " Y " shape dental floss caput, reusable plastics or metallic, the hollow and tapped shank in one or both ends.Shown in A among Fig. 2 and B, connecting portion all has external screw thread respectively for " D " shape and " Y " shape dental floss caput; Figure 3 shows that reusable shank outward appearance and profile thereof, shank is a hollow tubular, and all there is screw thread (being female thread) inside, one or both ends.

Can select " D " shape dental floss caput or " Y " shape dental floss caput according to the tooth of different parts in the oral cavity during use, head is inserted shank, tighten (as shown in Figure 4) a little, use according to the usage of common dental floss stick then, with after head can be backed out and discard.

Dental floss stick described in the utility model cancelled the dental floss stick shank with toothpick because in actual use, as long as the dental floss stick head with dental floss can reject impaction material in the teeth space, just needn't use toothpick; Moreover the teeth space impaction material that dental floss can't be rejected, toothpick is also powerless.Because shank is reusable, reduced the consumption (, approximately reducing 32%～45%) of plastics according to measurement to the common several dental floss sticks in market, economize on resources, reduce cost, more environmental protection.

Claims

1. the dental floss stick of an interchangeable head, it is characterized in that: have removable " D " shape or " Y " shape dental floss caput, and reusable plastics or metal dental floss stick shank, to be threaded, the dental floss caput can insert the dental floss stick shank and tighten between dental floss caput and the dental floss stick shank.

2. the dental floss stick of interchangeable head as claimed in claim 1, its shank is hollow and one or both ends band female thread.

3. the dental floss stick of interchangeable head as claimed in claim 1, its head connecting portion band external screw thread.