CN209474439U - A kind of sealing inner plug convenient for choosing - Google Patents
A kind of sealing inner plug convenient for choosing Download PDFInfo
- Publication number
- CN209474439U CN209474439U CN201821080432.8U CN201821080432U CN209474439U CN 209474439 U CN209474439 U CN 209474439U CN 201821080432 U CN201821080432 U CN 201821080432U CN 209474439 U CN209474439 U CN 209474439U
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- CN
- China
- Prior art keywords
- sealing
- plug
- baffle
- venthole
- flap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 54
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model discloses a kind of sealing inner plugs convenient for choosing, by rotating the fan-shaped cap head locking baffle venthole after filling in pot mouth, space in pot and external environment are completely cut off, and continue to rotate fan-shaped cap head, reduce the distance between pressing plate and baffle, to which compression seal plug keeps sealing-plug thicker, it is interference fitted sealing-plug and pot mouth, reaches good sealing effect;When needing to remove sealing-plug, reversely rotate fan-shaped cap head, baffle venthole is overlapped with flap venthole, and space in pot is connected to external environment makes air pressure balance, and continues to rotate fan-shaped cap head, increase the distance between pressing plate and baffle, to make sealing-plug be tapered, make sealing-plug and pot mouth clearance fit, consequently facilitating removing sealing-plug, the problem of solving that existing combination internal plug leakproofness is poor, being unable to satisfy people's daily sealing demand for kettle.
Description
Technical field
The utility model relates to sealing-plug technical field, more particularly to a kind of sealing inner plug convenient for choosing.
Background technique
All it is combined type internal plug currently on the market, is formed by nut, copper backing, rubber mat, metal gasket, screw combination, this
The combination internal plug of sample is not drawn out easily after filling in, and internal plug is filled in when especially water temperature is higher in pot, after water is cooling in pot, inside and outside pot
Air pressure is different to cause sealing-plug that can not extract, frequent to borrow pliers etc. to extract;And existing combination internal plug leakproofness
It is poor, it is unable to satisfy the daily sealing demand for kettle of people.
Therefore, one kind how is provided convenient for choosing, and the sealing inner plug of significant sealing affection is that those skilled in the art need
It solves the problems, such as.
Utility model content
In view of this, the present invention provides a kind of sealing inner plugs convenient for choosing, and pass through rotation after filling in pot mouth
The sector cap head locking baffle venthole, space in pot and external environment is completely cut off, and continue to rotate fan-shaped cap head, makes to press
The distance between plate and baffle reduce, so that compression seal plug keeps sealing-plug thicker, are interference fitted sealing-plug and pot mouth, reach
Good sealing effect;When needing to remove sealing-plug, fan-shaped cap head, baffle venthole and flap venthole weight are reversely rotated
It closes, space in pot is connected to external environment makes air pressure balance, and continues to rotate fan-shaped cap head, makes between pressing plate and baffle
Distance increases, so that sealing-plug be made to be tapered, makes sealing-plug and pot mouth clearance fit, consequently facilitating removing sealing-plug, solves
The problem of existing combination internal plug leakproofness is poor, is unable to satisfy people's daily sealing demand for kettle.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of sealing inner plug convenient for choosing, comprising: cock body and the sealing-plug being socketed on the cock body;
The cock body includes pressing plate, baffle, screw rod and fan-shaped cap head;Wherein described screw rod one end is connect with the baffle,
The threaded hole that the other end passes through pressing plate center setting is fixedly connected with the fan-shaped cap head, the external screw thread on the screw rod and
Internal screw thread in the threaded hole matches, and the screw rod is cavity structure, the screw rod inner cavity and the fan-shaped cap head
The cap head venthole of upper setting is connected to;In the card slot that the sealing-plug is formed between the pressing plate and the baffle;
The baffle includes baffle shell, disk flap and cover board;Circular groove wherein is offered in the baffle shell,
The disk flap is located in the circular groove, and passes through the cover board for the disc valve flap seal in the baffle shell
In the circular groove of body;
The disk flap is cavity structure, and the screw rod passes through the cover board and the disk flap end face center hole is solid
Fixed connection, and the screw rod inner cavity is connected to disk flap inner cavity;The non-center location setting in disk flap bottom surface
There is flap venthole, the circular groove bottom surface is provided with baffle venthole corresponding with the flap venthole;The disk
The non-center of circle position protruding in flap bottom surface is provided with limited block, and the limited block is located at the setting of circular groove bottom surface indent
Arc-shaped guide rail in;
The disk flap the relatively described baffle shell can carry out centainly under screw rod drive in circular groove
Angular turn controls the flap venthole and the coincidence of baffle venthole and separates, and the flap venthole and baffle are ventilated
After hole is overlapped, the limited block is located at first positive stop end of arc-shaped guide rail, and the screw rod continued to rotate drives the baffle
Shell rotates together, under the cooperation of the screw rod and the pressing plate screwed hole of centre, the spacing of the pressing plate and the baffle
From increase, reduce the extruding force to the sealing-plug, the sealing-plug diameter realization that becomes smaller is made to choose;Rotate backward the screw rod
After so that the flap venthole and baffle venthole is staggered, the limited block reaches second positive stop end of arc-shaped guide rail, continues
The screw rod of rotation drives the baffle shell to rotate together, in the cooperation of the screw rod and the pressing plate screwed hole of centre
Under, distance reduces between the pressing plate and the baffle, increases the extruding force to the sealing-plug, becomes the sealing-plug diameter
It is big to realize sealing.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the sealing-plug is truncated cone-shaped soft rubber plug, no
Leakproofness can only be enhanced, and can be interference fitted with pot mouth after compressive deformation.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the side of the sealing-plug is provided with ring-shaped rubber
Fin is sealed, the ring-shaped rubber sealing fin of setting can enhance the leakproofness of the sealing-plug.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the central angle of the arc-shaped guide rail is 90 °, described
Disk flap can carry out 90 ° of reciprocating rotations under screw rod drive in circular groove, carry out 90 ° to the fan-shaped cap head
Rotary stopper makes the fan-shaped cap head be rotated by 90 ° the excellent sealing and opening that just can be realized to the baffle venthole, is worth
Although it is emphasised that just can be realized isolation after so that the baffle venthole and the flap venthole is staggered, it is contemplated that institute
State between disk flap and the baffle shell that there may be poorly sealed situations in gap, thus the baffle venthole with
The flap venthole is staggered after 90 ° can ensure that the baffle venthole completely cuts off completely with the flap venthole completely.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the baffle venthole connects with the disk flap
Touching side is provided with guard seal circle, prevents poorly sealed generation gas leakage between the disk flap and the baffle venthole,
Influence leakproofness;The baffle venthole other side is provided with filter screen, prevents residue in pot from blocking the baffle venthole.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the sealing-plug and the pressing plate screwed hole of centre
Between be provided with pressing plate for sealing circle, cover plate for sealing circle is provided between the cover central hole and the sealing-plug, to enhance
Leakproofness between the sealing-plug and the cover central hole and the pressing plate screwed hole of centre.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the limited block is located at the arc-shaped guide rail first
Positive stop end or when being located at the second positive stop end, the pressing plate and the baffle make institute by the frictional force from the sealing-plug
State limited block it is mobile from first positive stop end of arc-shaped guide rail to the second positive stop end or from second positive stop end of arc-shaped guide rail to
When first positive stop end is mobile, the baffle shell relatively rotates with the disk flap, to realize the baffle ventilation
It hole and the separation of the flap venthole and is overlapped, indirectly controls space in pot and completely cut off or be connected to outer room environment.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the cock body is made of copper material, is not easy to get rusty
Corrosion, prolongs the service life.
Preferably, in a kind of above-mentioned sealing inner plug convenient for choosing, the pressing plate top surface is provided with convex ribs, to prevent
It states pressing plate to rotate together with the screw rod, the convex ribs on the pressing plate can be fixed with hand, make the pressing plate not with the spiral shell
Bar rotates together, realizes that the pressing plate is close and separate with the baffle.
It can be seen via above technical scheme that compared with prior art, the utility model, which discloses, provides one kind convenient for pulling out
The sealing inner plug taken makes limited block from the first positive stop end of arc-shaped guide rail to the second limit after filling in pot mouth by rotating fan cap head
Position end is mobile, and limited block reaches the second positive stop end of arc-shaped guide rail, to realize that baffle venthole is separated with flap venthole, indirectly
It controls space and outer room environment in pot to completely cut off, the screw rod continued to rotate drives baffle shell to rotate together, in screw rod and pressing plate
Under the cooperation of heart threaded hole, distance reduces between pressing plate and baffle, increases the extruding force to sealing-plug, sealing-plug diameter is made to become larger
Realize interference fit, excellent sealing;
When needing to remove sealing-plug, reversely rotating fan-shaped cap head makes limited block from the second positive stop end of arc-shaped guide rail to the first limit
Position end is mobile, and limited block reaches the first positive stop end of arc-shaped guide rail, to realize that baffle venthole is overlapped with flap venthole, indirectly
Space and outer room environmental communication in pot are controlled, realizes air pressure balance, the screw rod continued to rotate drives baffle shell to rotate together,
Under the cooperation of screw rod and pressing plate screwed hole of centre, distance increases between pressing plate and baffle, reduces the extruding force to sealing-plug, makes close
Blocking diameter, which becomes smaller, realizes clearance fit, convenient for removing sealing-plug;
It is poor that the utility model fundamentally solves existing combination internal plug leakproofness, be unable to satisfy people it is daily for
The problem of sealing demand of kettle.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 attached drawing is the utility model structure diagram;
Fig. 2 attached drawing is the cross-sectional view of the utility model;
Fig. 3 attached drawing is the top view of baffle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment discloses a kind of sealing inner plug convenient for choosing, by described in rotation after filling in pot mouth
Space in pot and external environment are completely cut off, and continue to rotate fan-shaped cap head by fan-shaped cap head locking baffle venthole, make pressing plate with
The distance between baffle reduces, so that compression seal plug keeps sealing-plug thicker, is interference fitted sealing-plug and pot mouth, reaches good
Sealing effect;When needing to remove sealing-plug, fan-shaped cap head is reversely rotated, baffle venthole is overlapped with flap venthole, will
Space is connected to external environment in pot makes air pressure balance, and continues to rotate fan-shaped cap head, makes the distance between pressing plate and baffle
Increase, so that sealing-plug be made to be tapered, make sealing-plug and pot mouth clearance fit, consequently facilitating removing sealing-plug, solves existing
The problem of some combination internal plug leakproofness are poor, are unable to satisfy people's daily sealing demand for kettle.
In conjunction with attached drawing 1-3, the utility model discloses a kind of sealing inner plugs convenient for choosing, comprising: cock body and is socketed in
Sealing-plug 1 on cock body;
Cock body includes pressing plate 2, baffle 3, screw rod 4 and fan-shaped cap head 5;Wherein 4 one end of screw rod is connect with baffle 3, the other end
Threaded hole across the setting of 2 center of pressing plate is fixedly connected with fan-shaped cap head 5, the interior spiral shell in the external screw thread and threaded hole on screw rod 4
Line matches, and screw rod 4 is cavity structure, and the cap head venthole 6 being arranged on 4 inner cavity of screw rod and fan-shaped cap head 5 is connected to;Sealing
In the card slot that plug 1 is formed between pressing plate 2 and baffle 3;
Baffle 3 includes baffle shell 31, disk flap 32 and cover board 33;It is wherein offered in baffle shell 31 round recessed
Slot, disk flap 32 are located in circular groove, and disk flap 32 is sealed in the circle of baffle shell 31 by cover board 33
In groove;
Disk flap 32 is cavity structure, and screw rod 4 passes through cover board 33 and is fixedly connected with 32 end face center hole of disk flap, and
And 4 inner cavity of screw rod is connected to 32 inner cavity of disk flap;The non-center location in 32 bottom surface of disk flap is provided with flap venthole 321,
Circular groove bottom surface is provided with baffle venthole 35 corresponding with flap venthole 321;The non-center location in 32 bottom surface of disk flap
Protrusion is provided with limited block 322, and limited block 322 is located in the arc-shaped guide rail 36 of circular groove bottom surface indent setting;
Disk flap 32 can carry out certain angle turn by opposing flaps shell 31 in circular groove under the drive of screw rod 4
It is dynamic, it control flap venthole 321 and the coincidence of baffle venthole 35 and separates, flap venthole 321 and 35 weight of baffle venthole
After conjunction, limited block 322 is located at 36 first positive stop end 37 of arc-shaped guide rail, and the screw rod 4 continued to rotate drives baffle shell 31 to turn together
Dynamic, under the cooperation of screw rod 4 and 2 screwed hole of centre of pressing plate, distance increases between pressing plate 2 and baffle 3, reduces to sealing-plug 1
Extruding force makes the realization that becomes smaller of 1 diameter of sealing-plug choose;Rotating backward screw rod 4 makes flap venthole 321 and baffle venthole 35
After being staggered, limited block 322 reaches 36 second positive stop end 38 of arc-shaped guide rail, and the screw rod 4 continued to rotate drives baffle shell 31 together
Rotation, under the cooperation of screw rod 4 and 2 screwed hole of centre of pressing plate, distance reduces between pressing plate 2 and baffle 3, increases to sealing-plug 1
Extruding force, make 1 diameter of sealing-plug become larger realization sealing.
In order to further optimize the above technical scheme, sealing-plug 1 is truncated cone-shaped soft rubber plug, can not only enhance sealing
Property, and can be interference fitted with pot mouth after compressive deformation.
In order to further optimize the above technical scheme, the side of sealing-plug 1 is provided with ring-shaped rubber sealing fin, setting
Ring-shaped rubber sealing fin can enhance the leakproofness of sealing-plug 1.
In order to further optimize the above technical scheme, the central angle of arc-shaped guide rail 36 is 90 °, and disk flap 32 is in screw rod 4
90 ° of reciprocating rotations can be carried out in circular groove under driving, and 90 ° of rotary stoppers are carried out to fan-shaped cap head 5, make fan-shaped cap head 5
It is rotated by 90 ° the excellent sealing and opening that just can be realized to baffle venthole 35, although it is worth emphasizing that making baffle venthole
35 be staggered with flap venthole 321 after just can be realized in pot and completely cut off with the pot external space, it is contemplated that disk flap 32 and gear
There may be poorly sealed situations in gap between plate shell 31, so being staggered in baffle venthole 35 and flap venthole 321
It can ensure that baffle venthole 35 and flap venthole 321 completely cut off completely after 90 ° completely.
In order to further optimize the above technical scheme, baffle venthole 35 and disk flap 32 contact side and are provided with baffle
Sealing ring prevents poorly sealed generation gas leakage between disk flap 32 and baffle venthole 35, influences leakproofness;Baffle venthole
35 other sides are provided with filter screen, prevent residue in pot from blocking baffle venthole.
In order to further optimize the above technical scheme, pressing plate for sealing is provided between 2 screwed hole of centre of sealing-plug 1 and pressing plate
Circle, is provided with cover plate for sealing circle between 33 centre bore of cover board and sealing-plug 1, thus enhance sealing-plug 1 and 33 centre bore of cover board and
Leakproofness between 2 screwed hole of centre of pressing plate.
In order to further optimize the above technical scheme, limited block 322 is located at 36 first positive stop end 37 of arc-shaped guide rail or is located at
When the second positive stop end 38, pressing plate 2 and baffle 3 make limited block 322 from arc-shaped guide rail 36 by the frictional force from sealing-plug 1
The first positive stop end 37 to the second positive stop end 38 it is mobile or from 36 second positive stop end 38 of arc-shaped guide rail to the first positive stop end 37 it is mobile
When, baffle shell 31 relatively rotates with disk flap 32, to realize baffle venthole 35 and flap venthole 321
Separation and coincidence indirectly control space in pot and completely cut off or be connected to outer room environment.
In order to further optimize the above technical scheme, cock body is made of copper material, is not easy corrosion, extends and uses the longevity
Life.
In order to further optimize the above technical scheme, 2 top surface of pressing plate is provided with convex ribs, to prevent pressing plate 2 threaded 4 one
With rotation, the convex ribs on hand fixation clip 2 can be used, rotate pressing plate 2 together with screw rod 4, realize that pressing plate 2 and baffle 3 are close
With it is separate.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (9)
1. a kind of sealing inner plug convenient for choosing characterized by comprising cock body and the sealing-plug being socketed on the cock body;
The cock body includes pressing plate, baffle, screw rod and fan-shaped cap head;Wherein described screw rod one end is connect with the baffle, another
Hold threaded hole be arranged across the pressing plate center to be fixedly connected with the sector cap head, the external screw thread on the screw rod with it is described
Internal screw thread in threaded hole matches, and the screw rod is cavity structure, is set in the screw rod inner cavity and the fan-shaped cap head
The cap head venthole connection set;In the card slot that the sealing-plug is formed between the pressing plate and the baffle;
The baffle includes baffle shell, disk flap and cover board;Circular groove wherein is offered in the baffle shell, it is described
Disk flap is located in the circular groove, and passes through the cover board for the disc valve flap seal in the baffle shell
In circular groove;
The disk flap is cavity structure, and the screw rod passes through the fixed company of the cover board and the disk flap end face center hole
It connects, and the screw rod inner cavity is connected to disk flap inner cavity;The non-center location in disk flap bottom surface is provided with valve
Valve venthole, the circular groove bottom surface are provided with baffle venthole corresponding with the flap venthole;The disk flap
The non-center of circle position protruding in bottom surface is provided with limited block, and the limited block is located at the arc of circular groove bottom surface indent setting
In shape guide rail;
The disk flap can carry out certain angle by the relatively described baffle shell in circular groove under screw rod drive
Rotation controls the flap venthole and the coincidence of baffle venthole and separates, the flap venthole and baffle venthole weight
After conjunction, the limited block is located at first positive stop end of arc-shaped guide rail, and the screw rod continued to rotate drives the baffle shell
It rotates together, under the cooperation of the screw rod and the pressing plate screwed hole of centre, distance increases between the pressing plate and the baffle
Greatly, reduce to the extruding force of the sealing-plug, the sealing-plug diameter realization that becomes smaller is made to choose;Rotating backward the screw rod makes institute
It states flap venthole and after baffle venthole is staggered, the limited block reaches second positive stop end of arc-shaped guide rail, continues to rotate
The screw rod drive the baffle shell to rotate together, under the cooperation of the screw rod and the pressing plate screwed hole of centre, institute
It states between pressing plate and the baffle distance to reduce, increases the extruding force to the sealing-plug, the sealing-plug diameter is made to become larger reality
Now seal.
2. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the sealing-plug is truncated cone-shaped
Soft rubber plug.
3. a kind of sealing inner plug convenient for choosing according to claim 2, which is characterized in that the side of the sealing-plug is set
It is equipped with ring-shaped rubber sealing fin.
4. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the center of circle of the arc-shaped guide rail
Angle is 90 °, and the disk flap can carry out 90 ° of reciprocating rotations under screw rod drive in circular groove.
5. a kind of sealing inner plug convenient for choosing according to claim 4, which is characterized in that the baffle venthole and institute
It states disk valve flap contacts side and is provided with guard seal circle, the baffle venthole other side is provided with filter screen.
6. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the sealing-plug and the pressure
It is provided with pressing plate for sealing circle between plate screwed hole of centre, is provided with cover plate for sealing between the cover central hole and the sealing-plug
Circle.
7. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the limited block is located at described
The first positive stop end of arc-shaped guide rail or when being located at the second positive stop end, the pressing plate and the baffle are by from the sealing-plug
Frictional force.
8. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the cock body is copper material
It is made.
9. a kind of sealing inner plug convenient for choosing according to claim 1, which is characterized in that the pressing plate top surface is provided with
Convex ribs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821080432.8U CN209474439U (en) | 2018-07-09 | 2018-07-09 | A kind of sealing inner plug convenient for choosing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821080432.8U CN209474439U (en) | 2018-07-09 | 2018-07-09 | A kind of sealing inner plug convenient for choosing |
Publications (1)
Publication Number | Publication Date |
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CN209474439U true CN209474439U (en) | 2019-10-11 |
Family
ID=68110452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821080432.8U Expired - Fee Related CN209474439U (en) | 2018-07-09 | 2018-07-09 | A kind of sealing inner plug convenient for choosing |
Country Status (1)
Country | Link |
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CN (1) | CN209474439U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112914675A (en) * | 2021-04-06 | 2021-06-08 | 南京林业大学 | Medical heat pipe drill bit for cortical bone processing and use method thereof |
-
2018
- 2018-07-09 CN CN201821080432.8U patent/CN209474439U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112914675A (en) * | 2021-04-06 | 2021-06-08 | 南京林业大学 | Medical heat pipe drill bit for cortical bone processing and use method thereof |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 |