CN209127275U - A kind of elastomer and the bottle cap using the elastomer - Google Patents

Abstract

The utility model relates to medical instrument fields, disclose a kind of elastomer and the bottle cap using the elastomer.The elastomer includes pedestal and at least two excrescences being set on the pedestal, is thread groove between excrescence.The elastomer can be adapted for the occasion that subassembly product needs to adjust fit clearance, and in lid or this external installation, the gap between adjusting lid and ontology are realized and be fitted close.A kind of bottle cap includes body of the bottle lid, and the inner wall of body of the bottle lid is equipped with the elastomer, and elastomer is structure as a whole or discrete several parts, and elastomer is located on the helix being adapted with whorl of bottleneck, and thread groove can be engaged with the thread on bottleneck.When the section of thread on bottleneck is larger, since elastomer has elasticity, thread on bottleneck deforms the thread groove on elastomer, be threadedly coupled the bottleneck of larger thread can also with the bottle cap, thus adapts to the bottleneck in different thread sections and the different pitch diameter of thread.

Description

A kind of elastomer and the bottle cap using the elastomer

Technical field

The utility model relates to medical instrument fields, and in particular to a kind of elastomer and the bottle cap using the elastomer.

Background technique

In the product design for needing lid, lid is generally connected by modes such as screw thread or clampings with ontology, generally It is all the corresponding ontology of a lid, lid must be matched with the design of ontology.It is various by taking the design of bottle and bottle cap as an example The bottleneck of bottle is threadedly coupled with the common connection type of bottle cap, such as mineral water bottle, medical purified water bottle, medicine bottle etc..But The bottle of each producer's production, the thread of the whorl of bottleneck of body is slightly different, therefore the body of different manufacturers need to often match Different bottle caps is covered, the interchangeability of bottle cap is poor.

Need the place of pure water to be used many inside hospital, the bottle of the bottle for the medical pure water that different manufacturers provide Mouth is also multifarious.The nominal diameter of its general whorl of bottleneck is identical, and screw pitch is also identical；But due to processing, cause not Size with the thread of the whorl of bottleneck of producer's production is not quite similar, specially at the central diameter size and central diameter of whorl of bottleneck tooth Thread width be slightly different, be difficult to deacclimatize different externally threaded bottlenecks with a kind of bottle cap.

By retrieval, patent disclosure not relevant to the technical solution.

Utility model content

The utility model is intended to provide a kind of elastomer and the bottle cap using the elastomer, to solve in the prior art, lid Body and ontology must correspond and lid and ontology are machined with the non-serviceable problem of deviation；And different medical pure water When the whorl of bottleneck difference of bottle, need to use different bottle caps the problem of.

In order to achieve the above objectives, the utility model adopts the following technical solution: a kind of elastomer, including pedestal and setting It is thread groove between at least two excrescences on pedestal, excrescence.

The elastomer can be adapted for the occasion that subassembly product needs to adjust fit clearance, and in lid or this pacifies in vitro Dress adjusts the gap between lid and ontology, realizes and is fitted close.

Further, pedestal is hollow structure.Pedestal is hollow structure, when can accommodate thread groove deformation, the elastomer Deflection increases the snap-off-distance of thread groove.

Further, elastomer is a part of annular or annular, and excrescence is bent in elastomer medial surface and along elastomer Direction helically line style.Tight fit is better achieved.

In order to achieve the above objectives, the utility model also adopts the following technical scheme that a kind of bottle cap, including body of the bottle lid, bottle The inner wall of lid ontology is equipped with elastomer, and elastomer is structure as a whole or discrete several parts, and elastomer is located at and bottleneck spiral shell On the adaptable helix of line, thread groove can be engaged with the thread on bottleneck.

In above-mentioned technical proposal, since the thread groove on elastomer can be engaged with the thread on bottleneck, when on bottleneck When the width or larger central diameter of thread, since elastomer has elasticity, the thread on bottleneck makes the screw thread on elastomer Slot deformation, be threadedly coupled the bottleneck of larger thread can also with the bottle cap, thus adapt to different thread sections and not With the bottleneck of the pitch diameter of thread.

Further, gasket is equipped at the inner roof wall of body of the bottle lid.Bottleneck and bottle cap sheet can be improved by the way that gasket is arranged Sealing effect at internal roof.

Further, elastomer is two discrete parts, and body of the bottle lid inner wall is arranged in two parts of elastomer Two sides.Discrete elastomer is two parts, is able to satisfy use demand, and two can save material relative to three, four.

Further, the connection type of elastomer and body of the bottle lid be adhesively fixed, inlay it is fixed or connect and fix mode it One.

Further, the connection type of elastomer and body of the bottle lid is to inlay and be adhesively fixed.Place's bonding is inlayed, bullet can be made The affixed effect of property body and body of the bottle lid is more preferable.

The beneficial effects of the utility model are as follows:

(1) by setting elastomer on body of the bottle lid, to adapt to the bottleneck of different thread width and the different pitch diameters of thread, One Gai Duoyong, wide adaptation range.

(2) Bottle cap structure is simple, easy to operate.

(3) gasket is set at body of the bottle lid inner roof wall, sealing effect is good.

It is described herein difference screw thread refer to that the nominal diameter of screw thread is identical, screw pitch is also identical, only the central diameter size of thread and Thread width at central diameter is slightly different.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the elastomer of the utility model embodiment.

Fig. 2 is the structural schematic diagram of the bottle cap of the utility model embodiment.

Complete section schematic diagram when the bottle cap and body that Fig. 3 is the present embodiment cooperate.

Fig. 4 is enlarged drawing at the A in Fig. 3.

Specific embodiment

The utility model is described in further detail below by specific embodiment:

Appended drawing reference in Figure of description include: body of the bottle lid 1, elastomer 2, thread groove 21, hollow groove 22, body 3, Bottleneck 31, thread 32, gasket 4.

Embodiment one

A kind of the present embodiment elastomer as shown in Figure 1: substantially including pedestal and is set on pedestal at least two prominent Body out, this implementation illustrate by taking two excrescences as an example, are thread groove 21 between excrescence；Pedestal is hollow structure, that is, is equipped with Empty slot 22.Certain elastomer may be a part of annular or annular, excrescence elastomer medial surface and along elastomer it is curved Qu Fangxiang helically line style.The discrete elastomer 2 at several parts extends along 2 bending direction of elastomer, can obtain integral structure Elastomer 2, also may extend away the elastomer 2 for ring structure.

Embodiment two

The present embodiment is substantially as shown in Figure 2: a kind of bottle cap, including body of the bottle lid 1, and the outer wall of body of the bottle lid 1 is equipped with anti- Sliding slot, the inner wall of body of the bottle lid 1 are light wall, gasket 4 are equipped at the inner roof wall of body of the bottle lid 1, the material of gasket 4 is preferably poly- Ethylene (i.e. PE), gasket 4 are compressed on body of the bottle lid 1.The inner wall of body of the bottle lid 1 is equipped with elastomer 2, and elastomer 2 is by silicon Glue or rubber are made, this implementation elastomer 2 is discrete several parts, and preferably discrete is two parts, and the two of elastomer 2 The two sides of 1 inner wall of body of the bottle lid are arranged in a part, and are located on the helix being adapted with whorl of bottleneck.

Elastomer 2 and body of the bottle lid 1 be fixedly connected mode be not limited to glue commonly used in the prior art is Nian Jie, inlay or Person's buckle, the present embodiment preferably inlay fixed mode, specifically: the inner wall of body of the bottle lid 1 is equipped with groove, elastomer 2 Base width is wider than groove, and elastomer 2 is embedded in the groove of body of the bottle lid 1 pedestal in a manner of interference, in practice in order to The affixed effect for improving elastomer 2 and body of the bottle lid 1, can also coat epoxy glue between groove and pedestal.In conjunction with Fig. 2 it is found that Elastomer 2 is equipped with hollow groove 22 close to the rear portion of body of the bottle lid 1, and elastomer 2 is equipped with thread groove 21, which can be with Thread 32 on bottleneck 31 is engaged.The section of the size of thread groove 21 and the smallest thread 32 on bottleneck 31 in the present embodiment It is adapted, i.e., is adapted with the thread width at the central diameter and central diameter of the smallest thread 32, the smallest thread 32 is i.e. existing There is the smallest thread of whorl of bottleneck tooth in medical purified water bottle.

When actually using this bottle cap, if Fig. 3 and Fig. 4 show, which is covered on the bottleneck 31 of body 3, holds body 3, Body of the bottle lid 1 is rotated, downward spiral rotates the elastomer 2 on body of the bottle lid 1 therewith.When the section of the thread 32 on bottleneck 31 When minimum, the thread groove 21 on elastomer 2 is threadedly engaged with the external screw thread on bottleneck 31, with continuing to rotate for body of the bottle lid 1, The top of bottleneck 31 and gasket 4 push against, and stop operating body of the bottle lid 1 at this time.When the section of thread 32 on bottleneck 31 is larger When, since elastomer 2 has elasticity, the thread 32 on bottleneck 31 deforms the thread groove 21 on elastomer 2, makes compared with major thread The bottleneck 31 of tooth 32 can also be threadedly coupled with the bottle cap, thus adapt to the bottlenecks 31 of different screw threads.After unscrewing the bottle cap, the bottle When Gai Buyu body 3 contacts, elastomer 2 restPoses under screen resilience.

Embodiment three

The present embodiment and embodiment two the difference is that: the ring structure that the present embodiment elastomer 2 is integrated.This The whole circle of the elastomer 2 of embodiment is located on the inner wall of body of the bottle lid 1, so that on the thread groove 21 on elastomer 2 and bottleneck Thread 32 when being engaged, can the abutting of whole circle, further increase the sealing effect of the bottle cap.

The elastomer of the utility model can be also used in the device that other need to seal or fasten.

The bottle cap of the utility model can also be used in medicine bottle or the plug as sealing uses.

Above-described is only preferred embodiments of the present invention, it is noted that for those skilled in the art For, without departing from the concept of the premise utility, several modifications and improvements can also be made, these also should be considered as this The protection scope of utility model, these all will not influence the effect and patent practicability of the utility model implementation.This is practical new Technology, shape, the construction portion of the omitted description of type are well-known technique.

Claims (7)

1. a kind of elastomer, it is characterised in that: described including pedestal and at least two excrescences being set on the pedestal It is thread groove between excrescence；The elastomer is a part of annular or annular, the excrescence in elastomer medial surface and Along elastomer bending direction helically line style.

2. a kind of elastomer according to claim 1, it is characterised in that: the pedestal is hollow structure.

3. a kind of bottle cap with elastomer as claimed in claim 1 or 2, including body of the bottle lid, it is characterised in that: the bottle cap sheet The inner wall of body is equipped with the elastomer, and the elastomer is structure as a whole or discrete several parts, the elastomer are located at On the helix being adapted with whorl of bottleneck, the thread groove can be engaged with the thread on bottleneck.

4. bottle cap according to claim 3, it is characterised in that: be equipped with gasket at the inner roof wall of the body of the bottle lid.

5. bottle cap according to claim 3, it is characterised in that: the elastomer is two discrete parts, and elastomer Two parts the two sides of the body of the bottle lid inner wall are set.

6. according to bottle cap described in any item of claim 3~5, it is characterised in that: the elastomer and body of the bottle lid Connection type is to be adhesively fixed, inlay and one of fix or connect and fix mode.

7. according to bottle cap described in any item of claim 3~5, it is characterised in that: the elastomer and body of the bottle lid Connection type is to inlay and be adhesively fixed.