CN207670957U - A kind of bottle stopper of chemical reagent bottle - Google Patents
A kind of bottle stopper of chemical reagent bottle Download PDFInfo
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- CN207670957U CN207670957U CN201721910039.2U CN201721910039U CN207670957U CN 207670957 U CN207670957 U CN 207670957U CN 201721910039 U CN201721910039 U CN 201721910039U CN 207670957 U CN207670957 U CN 207670957U
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- screw
- expansion
- rubber plug
- elastic rubber
- expansion slot
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Abstract
The utility model is related to chemical reagent bottle technical fields,Specifically a kind of bottle stopper of chemical reagent bottle,It is equipped with plastic lid,Plastic lid is made of circular cover and cage plate,It is characterized in that below the circular cover of plastic lid that middle part is equipped with elastic rubber plug,The middle part of elastic rubber plug is equipped with the expansion slot that cross-sectional width gradually broadens from bottom to top,Circular cover is equipped with the threaded hole being connected with the notch of expansion slot,At least three expansion screw battens are laid on the cell wall of expansion slot,It is set as expansion clearance between expansion screw batten,It is equipped with and the matched dilating screw of screw thread batten screw thread in the expansion screw batten,The lower end of dilating screw puts in expansion slot and is connected with expansion screw batten,The upper end of dilating screw is pierced by the circular cover of plastic lid and is equipped with revolving fragment in end,With simple in structure,It is easy to use,Leakproofness is strong,Easily open and cover the advantages that closing.
Description
Technical field
The present invention relates to chemical reagent bottle technical field, specifically a kind of simple in structure, easy to use, leakproofness
By force, easily open and cover the bottle stopper of the chemical reagent bottle closed.
Background technology
It is well known that currently, the packaging generally use glass or plastic material of chemical reagent, this kind of material can be according to productions
The difference of moral character energy is prepared into the Packaging Bottle of various models and specification, and external bottle cap is mostly the plastic lid with spiral mouth, and inner cover is
Push type flexible plastic is made, its cooperation with bottleneck is closely.Generally first outer cover is unscrewed with hand when opening reagent bottle, then
It is inserted on plastic inner cap with hand or sharp object, inner cover is chosen out.Because bottleneck is hard material, user is in opening internal bottle cover
When generally require to do around bottle cap and repeatedly lever up action, be easy to needle plastic inner cap, influence the reuse of inner cover.Another party
Face is easy to make liquid spluttering in reagent bottle when opening inner cover, if overexerted, and pollutes, some reagents be it is toxic or
It is corrosive, and reagent itself cannot be contaminated, so manually should not directly open, hand can be protected by wearing rubber gloves, but be worn
Malfunction after gloves, it more difficult to open.Some reagent Cover inside the bottle are very tight, directly are not easy to open with hand, common using pliers etc.
Tool can open reagent bottle, but may pollute to reagent and be damaged to inner cover, be unfavorable for the preservation of reagent, shadow
Sound uses in the future.
Invention content
Present invention aim to address above-mentioned the deficiencies in the prior art, provide a kind of simple in structure, easy to use, leakproofness
By force, easily open and cover the bottle stopper of the chemical reagent bottle closed.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of bottle stopper of chemical reagent bottle is equipped with plastic lid, and plastic lid is made of circular cover and cage plate, the cage plate
Upper end closed through circular cover, the inside of cage plate is equipped with the internal thread coordinated with the external thread of bottleneck of chemical reagent bottle, special
Sign is below the circular cover of the plastic lid that middle part is equipped with elastic rubber plug, the upper end of the elastic rubber plug and circle
The lower end of shape cover board is connected, and the lower end of circular cover is wrapped up by the cage plate of plastic lid, and the diameter of the elastic rubber plug is small
It is equipped with the expansion slot that cross-sectional width gradually broadens from bottom to top, the expansion slot in the middle part of internal diameter of the bottleneck, elastic rubber plug
Lower end cecum be located at the inside of elastic rubber plug, the upper end opening end of expansion slot is located at circular cover contact site, described
Circular cover is equipped with the threaded hole being connected with the notch of expansion slot, and at least three are laid on the cell wall of the expansion slot
A expansion screw batten is set as expansion clearance between expansion screw batten, is equipped in the expansion screw batten and screw thread item
The matched dilating screw of plate screw thread, the lower end of the dilating screw is put in expansion slot to be connected with the cooperation of expansion screw batten
It connects, the upper end of dilating screw is pierced by the circular cover of plastic lid and is equipped with revolving fragment in end, by driving revolving fragment that will expand
Screw rod is put in expansion slot, and elastic rubber plug, which gradually expands to become larger, stoppers the sealing that bottle stopper realizes bottleneck.
The lower section of the circular cover of plastic lid of the present invention is equipped with elastic sealing gasket, further by elastic sealing gasket
Protect the fluid tightness in chemical reagent bottle.
The outer wall of elastic rubber plug of the present invention is equipped with coarse elastic surface, passes through coarse elastic surface and chemistry
The frosting of the bottleneck inner wall of reagent bottle is connected, and ensures leakproofness.
The present invention is equipped with elastic rubber plug, the elastic rubber due to the circular cover lower section middle part of the plastic lid
The upper end of plug is connected with the lower end of circular cover, and the lower end of circular cover is wrapped up by the cage plate of plastic lid, the elastic rubber
The diameter of rubber plug is less than internal diameter of the bottleneck, and the middle part of elastic rubber plug is equipped with the expansion slot that cross-sectional width gradually broadens from bottom to top,
The lower end cecum of the expansion slot is located at the inside of elastic rubber plug, and the upper end opening end of expansion slot is located at circular cover contact
Position, the circular cover are equipped with the threaded hole that is connected with the notch of expansion slot, on the cell wall of the expansion slot
At least three expansion screw battens are laid with, are set as expansion clearance between expansion screw batten, in the expansion screw batten
It is put in expansion slot equipped with the lower end with the matched dilating screw of screw thread batten screw thread, the dilating screw and expansion screw
Batten is connected, and the upper end of dilating screw is pierced by the circular cover of plastic lid and is equipped with revolving fragment in end, is revolved by driving
Rotor puts in dilating screw in expansion slot, and elastic rubber plug, which gradually expands to become larger, stoppers the sealing that bottle stopper realizes bottleneck, described
Plastic lid circular cover lower section be equipped with elastic sealing gasket, further protected in chemical reagent bottle by elastic sealing gasket
The outer wall of fluid tightness, the elastic rubber plug is equipped with coarse elastic surface, is tried by coarse elastic surface and chemistry
The frosting of the bottleneck inner wall of agent bottle is connected, and ensures leakproofness, with simple in structure, easy to use, leakproofness is strong, easily beats
The advantages that opening and cover conjunction.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Specific implementation mode
The following further describes the present invention with reference to the drawings：
As shown in the picture, a kind of bottle stopper of chemical reagent bottle is equipped with plastic lid, and plastic lid is by 2 groups of circular cover 1 and cage plate
At the upper end of the cage plate 2 is closed through circular cover 1, and the inside of cage plate 2 is equipped with matches with the external thread of bottleneck of chemical reagent bottle
The internal thread of conjunction, it is characterised in that the 1 lower section middle part of circular cover of the plastic lid is equipped with elastic rubber plug 3, the bullet
The upper end of property rubber stopper 3 is connected with the lower end of circular cover 1, and the lower end of circular cover 1 is wrapped up by the cage plate 2 of plastic lid, institute
The diameter for the elastic rubber plug 3 stated is less than internal diameter of the bottleneck, and the middle part of elastic rubber plug 3 gradually becomes from bottom to top equipped with cross-sectional width
The lower end cecum of wide expansion slot 4, the expansion slot 4 is located at the inside of elastic rubber plug 3, the upper end opening end of expansion slot 4
It is located at 1 contact site of circular cover, the circular cover 1 is equipped with the threaded hole 5 being connected with the notch of expansion slot 4, institute
It is laid at least three expansion screw battens 6 on the cell wall for the expansion slot 4 stated, is set as between expansion between expansion screw batten 6
Gap, be equipped in the expansion screw batten 6 with the matched dilating screw 7 of screw thread batten screw thread, the dilating screw 7
Lower end puts in expansion slot 4 and is connected with expansion screw batten 6, and the upper end of dilating screw 7 is pierced by the circular cover 1 of plastic lid
And it is equipped with revolving fragment 8 in end, by driving revolving fragment 8 to put in dilating screw 7 in expansion slot 4, elastic rubber plug 3 is gradually swollen
Swollen become larger stoppers the sealing that bottle stopper realizes bottleneck, and the lower section of the circular cover 1 of the plastic lid is equipped with elastic sealing gasket 9, leads to
The fluid tightness in the further protection chemical reagent bottle of elastic sealing gasket 9 is crossed, the outer wall of the elastic rubber plug 3 is equipped with
Coarse elastic surface 10 is connected by the frosting of coarse elastic surface 10 and the bottleneck inner wall of chemical reagent bottle, is ensured
Leakproofness, the present invention in elastic rubber plug be set as existing high resiliency material, have very high ductility and resilience, ensure
There is good ductility in process of expansion, can be sprung back well again during retraction.
In the use of the present invention, during lid closing lid, dilating screw 7 is screwed out in expansion slot 4, elastic rubber is made
The diameter of plug 3 is less than the diameter of chemical reagent bottle bottleneck, and then the plastic lid is rotated on bottleneck, again will be swollen after the completion of rotation
Swollen screw rod 7 carries out rotation by revolving fragment 8 and puts in the expansion slot 4 of elastic rubber plug 3, then since the section of expansion slot 4 is wide
Degree gradually broadens from bottom to top, and then during dilating screw 7 moves down, the lower port of expansion slot 4 gradually broadens, and then makes
The expansion of elastic rubber plug 3 is tightly attached on the bottleneck inner wall of chemical reagent bottle, realizes sealing, during opening lid, first
Dilating screw 7 is screwed out into expansion slot by revolving fragment 8, the bottom of expansion slot 4 gradually inside contracts during back-out, elastic rubber plug
3 also inside contract and then are detached from the bottleneck of chemical reagent bottle, are then realizing whole unlatching by rotating plastic lid, are facilitating reality
With the present invention is equipped with elastic rubber plug 3, the elastic rubber plug 3 due to the 1 lower section middle part of circular cover of the plastic lid
Upper end be connected with the lower end of circular cover 1, the lower end of circular cover 1 is wrapped up by the cage plate 2 of plastic lid, the elastic rubber
The diameter of rubber plug 3 is less than internal diameter of the bottleneck, and the middle part of elastic rubber plug 3 is equipped with the expansion slot that cross-sectional width gradually broadens from bottom to top
4, the lower end cecum of the expansion slot 4 is located at the inside of elastic rubber plug 3, and the upper end opening end of expansion slot 4 is located at circular lid
1 contact site of plate, the circular cover 1 are equipped with the threaded hole 5 being connected with the notch of expansion slot 4, the expansion slot 4
Cell wall on be laid at least three expansion screw battens 6, expansion clearance is set as between expansion screw batten 6, described is swollen
It is equipped in swollen screw thread batten 6 and puts in swollen with the matched dilating screw 7 of screw thread batten screw thread, the lower end of the dilating screw 7
It is connected with expansion screw batten 6 in swollen slot 4, the upper end of dilating screw 7 is pierced by the circular cover 1 of plastic lid and is set in end
There is revolving fragment 8, by driving revolving fragment 8 to put in dilating screw 7 in expansion slot 4, elastic rubber plug 3, which gradually expands to become larger, to be stoppered
Bottle stopper realizes that the sealing of bottleneck, the lower section of the circular cover 1 of the plastic lid are equipped with elastic sealing gasket 9, pass through elastic packing
Pad 9 further protects the fluid tightness in chemical reagent bottle, the outer wall of the elastic rubber plug 3 to be equipped with coarse elasticity
Face 10 is connected by the frosting of coarse elastic surface 10 and the bottleneck inner wall of chemical reagent bottle, ensures leakproofness, has
The advantages that simple in structure, easy to use, leakproofness by force, is easily opened and lid closes.
Claims (3)
1. a kind of bottle stopper of chemical reagent bottle is equipped with plastic lid, plastic lid is made of circular cover and cage plate, the cage plate
Upper end is closed through circular cover, and the inside of cage plate is equipped with the internal thread coordinated with the external thread of bottleneck of chemical reagent bottle, feature
Middle part is equipped with elastic rubber plug, upper end and the circle of the elastic rubber plug below the circular cover of plastic lid described in being
The lower end of cover board is connected, and the lower end of circular cover is wrapped up by the cage plate of plastic lid, and the diameter of the elastic rubber plug is less than
The middle part of internal diameter of the bottleneck, elastic rubber plug is equipped with the expansion slot that cross-sectional width gradually broadens from bottom to top, the expansion slot
Lower end cecum is located at the inside of elastic rubber plug, and the upper end opening end of expansion slot is located at circular cover contact site, the circle
Shape cover board is equipped with the threaded hole being connected with the notch of expansion slot, and at least three are laid on the cell wall of the expansion slot
Expansion screw batten is set as expansion clearance between expansion screw batten, is equipped in the expansion screw batten and screw thread batten
The matched dilating screw of screw thread, the lower end of the dilating screw is put in expansion slot to be connected with expansion screw batten,
The upper end of dilating screw is pierced by the circular cover of plastic lid and is equipped with revolving fragment in end, by driving revolving fragment by dilating screw
It puts in expansion slot, elastic rubber plug, which gradually expands to become larger, stoppers the sealing that bottle stopper realizes bottleneck.
2. a kind of bottle stopper of chemical reagent bottle according to claim 1, it is characterised in that the circular lid of the plastic lid
The lower section of plate is equipped with elastic sealing gasket.
3. a kind of bottle stopper of chemical reagent bottle according to claim 1, it is characterised in that outside the elastic rubber plug
Wall is equipped with coarse elastic surface, is connected by the frosting of the bottleneck inner wall of coarse elastic surface and chemical reagent bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721910039.2U CN207670957U (en) | 2017-12-30 | 2017-12-30 | A kind of bottle stopper of chemical reagent bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721910039.2U CN207670957U (en) | 2017-12-30 | 2017-12-30 | A kind of bottle stopper of chemical reagent bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207670957U true CN207670957U (en) | 2018-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721910039.2U Active CN207670957U (en) | 2017-12-30 | 2017-12-30 | A kind of bottle stopper of chemical reagent bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207670957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954070A (en) * | 2017-12-30 | 2018-04-24 | 荣成市固废综合处理与应用产业园有限公司 | A kind of bottle stopper of chemical reagent bottle |
| CN110507868A (en) * | 2019-09-18 | 2019-11-29 | 合肥市第二人民医院 | A kind of device that can effectively prevent ventricular drainage patient infection |
-
2017
- 2017-12-30 CN CN201721910039.2U patent/CN207670957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954070A (en) * | 2017-12-30 | 2018-04-24 | 荣成市固废综合处理与应用产业园有限公司 | A kind of bottle stopper of chemical reagent bottle |
| CN110507868A (en) * | 2019-09-18 | 2019-11-29 | 合肥市第二人民医院 | A kind of device that can effectively prevent ventricular drainage patient infection |
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