CN109899348A - A kind of removable erasing rubber connector being applicable in more specification pencils end - Google Patents
A kind of removable erasing rubber connector being applicable in more specification pencils end Download PDFInfo
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- CN109899348A CN109899348A CN201910179305.6A CN201910179305A CN109899348A CN 109899348 A CN109899348 A CN 109899348A CN 201910179305 A CN201910179305 A CN 201910179305A CN 109899348 A CN109899348 A CN 109899348A
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Abstract
The present invention relates to daily necessities fields, specifically, it is related to a kind of removable erasing rubber connector for being applicable in more specification pencils end, including pen body and erasing rubber, it is provided between pen body and erasing rubber for attachment device connecting the two, attachment device includes sleeve, rubber delivery device and penholder retaining mechanism, rubber delivery device includes upper turncap and upper push-plate, the inner wall of upper turncap is threadedly coupled with the outer rim of upper push-plate, penholder retaining mechanism includes lower turncap, lower push-plate and lock ring, what lower turncap can rotate is arranged on the outside of the other end of sleeve, the inside that sleeve is set that lower push-plate can move, the inner wall of lower turncap is threadedly coupled with the outer rim of lower push-plate, a kind of removable erasing rubber connector being applicable in more specification pencils end disclosed by the invention, the waste of erasing rubber is effectively avoided in such a way that screw thread squeezes out, pass through simultaneously The tightening effect of lock ring solves the problems, such as the fast assembling-disassembling with pen body.
Description
Technical field
The present invention relates to daily necessities fields, and in particular, to a kind of removable erasing rubber for being applicable in more specification pencils end
Connector.
Background technique
Pencil, be it is a kind of be used to write and dedicated class of drawing sketch, away from modern existing more than 400 years history,
In, the pencil of drawing sketch is divided into all polymorphic types, it is divided into three developing stage, is graphite, wooden penholder, band cap lead respectively
Pen, the production of pencil are divided into pencil cap and pencil shaft two parts: pencil cap decorative appearance materials are mainly polyester material, make work
Skill can be divided into the processes such as molding, offset printing, assembling and be completed.Pencil shaft decorative appearance materials mainly have nitrocellulose pencil lacquer,
Printing inks, electrochemical aluminum foil, rubber tip and aluminium hoop etc..Manufacture craft can be divided into pencil board, lead for retractable pencil, pencil shaft, finished product decoration etc.
Technical process.
Current pencil is fixedly connected with the erasing rubber of its tail portion using aluminium foil, and disassembly process is almost irreversible, furthermore, with
Pencil it is practical, half can be remained in aluminium foil and is not available, to cause to waste, while aluminium foil connection erasing rubber is confined together
In pencil tail portion, dismounting is inconvenient, it is therefore necessary to design a kind of erasing rubber quick-mounting device to solve the technical problem.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of removable erasing rubber connection for being applicable in more specification pencils end
Device.
A kind of removable erasing rubber connector being applicable in more specification pencils end disclosed by the invention, including pen body and rubber
It wipes, is provided between pen body and erasing rubber for attachment device connecting the two, attachment device includes sleeve, rubber delivery device
With penholder retaining mechanism, the axis coincidence of sleeve, rubber delivery device, penholder retaining mechanism, pen body and erasing rubber, rubber push
Mechanism and penholder retaining mechanism are separately positioned on the both ends of sleeve, and rubber delivery device includes upper turncap and upper push-plate, upper turncap
On the outside of the one end for being set in sleeve that can be rotated, what upper push-plate can move is arranged in the inside of sleeve, the inner wall of upper turncap
It is threadedly coupled with the outer rim of upper push-plate, penholder retaining mechanism includes lower turncap, lower push-plate and lock ring, and what lower turncap can rotate sets
It sets on the outside of the other end of sleeve, the inside that sleeve is arranged in that lower push-plate can move, the setting that lock ring can move is covering
The inside of cylinder, and lock ring is located at the side far from upper push-plate of lower push-plate, the outer rim screw thread of the inner wall of lower turncap and lower push-plate
Connection.
Preferably, upper push-plate is coaxially arranged with sleeve, and the outer rim of upper push-plate is along the circumferential direction uniformly arranged that there are three the
One convex block, on the cylindrical wall of sleeve setting there are three and one-to-one first bar shaped of the first convex block avoid notch, the first bar shaped
The length direction for avoiding notch is parallel with the axis of sleeve, the outer end of the first convex block stretch out bar shaped evacuation through-hole and with upper turncap
Outer wall thread connection, the outer rim of upper disk is bonded with the inner wall of sleeve.
Preferably, upper limit ring is fixedly installed in the outer cylindrical wall of sleeve, upper limit ring is set far from one end of upper turncap
It is equipped with a upper connection ring, upper connection ring is sheathed on the outside of sleeve, and upper turncap and upper connection ring are in one end of upper limit ring
Wall is provided with the first card slot, and the thickness of each first card slot is equal to the thickness of upper limit ring, the width of each first card slot
It is the half of upper limit ring width, is fixedly connected between upper connection ring and upper turncap.
Preferably, the end of sleeve is provided with the annular cover plate of a coaxial line, annular cover plate close to sleeve one
Lateral edge circumferencial direction is uniformly arranged there are three fixture block, and three fixture blocks avoid the opening of notch with three the first bar shapeds correspondingly
Place's clamping, annular cover plate are additionally provided with an annular flange close to the side of sleeve, and upper turncap is in one end of annular cover plate
The annular groove for avoiding annular flange is provided on wall, the inner wall of annular flange and the outer wall of sleeve are engaged by clamping, three fixture blocks
Positioned at the inside of annular flange.
Preferably, lower push-plate is coaxially arranged with sleeve, and the outer rim of lower push-plate is along the circumferential direction uniformly arranged that there are three the
Two convex blocks, on the cylindrical wall of sleeve setting there are three and one-to-one second bar shaped of the second convex block avoid notch, the second bar shaped
The length direction for avoiding notch is parallel with the axis of sleeve, the outer end of the second convex block stretch out bar shaped evacuation through-hole and with lower turncap
Outer wall thread connection, the inner wall of the outer rim of lower disc and sleeve is provided with one at the center of lower disc and is used for there are gap
Avoid the perforation of pen body.
Preferably, lower limit ring is fixedly installed in the outer cylindrical wall of sleeve, lower limit ring is set far from one end of lower turncap
It is equipped with a lower connection ring, lower connection ring is sheathed on the outside of sleeve, and lower turncap and lower connection ring are in one end of lower limit ring
Wall is provided with the second card slot, and the thickness of each second card slot is equal to the thickness of lower limit ring, the width of each second card slot
It is the half of lower limit ring width, is fixedly connected between lower connection ring and lower turncap.
Preferably, lock ring is coaxially arranged with lower push-plate, and lock ring is made of elastic material, and lock ring is close to lower push-plate
Side is provided with several constringency clefts, and all constringency clefts are uniformly distributed along the circumferencial direction of lock ring, each constringency cleft
Length is less than the thickness of lock ring, and one end outer rim of the lock ring far from lower push-plate is rounded structure, and lock ring is equipped with the side of constringency cleft
It is contradicted with lower push-plate.
Preferably, reduce between direction internal diameter of the sleeve from lower limit ring towards pen body, the minimum diameter of sleeve is greater than lock
The internal diameter of ring and the outer diameter for being less than lock ring.
Preferably, sleeve is along the circumferential direction uniformly arranged close to one end inner wall of erasing rubber there are three strip, the length of strip
Degree is oriented parallel to the axis of sleeve, and upper push-plate is provided with a contact pin at the side center of erasing rubber.
The utility model has the advantages that both ends one end of attachment device is used to install erasing rubber for connecting pen body, the other end when use, under
It is provided with one at the center of disk for avoiding the perforation of pen body, drives lower push-plate along set by the rotation of lower turncap
The axial movement of cylinder, the second bar shaped evacuation notch make for enabling the second convex block to be slided along the axial direction of sleeve
Lower push-plate can push out lock ring, when the outer rim of lock ring is under pressure, all constringency clefts will stress to close to each other,
And then the pen body for passing through the center clamps；Be packed into erasing rubber when, strip for prevent erasing rubber be inserted into after because of frictional force not
Foot and fall off, pass through the rotation of upper turncap to drive upper push-plate along the axial movement of sleeve, the first bar shaped avoids notch and uses
In enabling the first convex block to be slided along the axial direction of sleeve, and then enable push-plate that will be fastened on the rubbers of sleeve ends
It wipes and little by little releases outward, a kind of removable erasing rubber connector being applicable in more specification pencils end disclosed by the invention passes through
The mode that screw thread squeezes out effectively avoids the waste of erasing rubber, while solving by the tightening of lock ring effect fast with pen body
Fast dismounting problem.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is stereochemical structure exploded view of the invention；
Fig. 3 is the schematic perspective view of attachment device；
Fig. 4 is the stereochemical structure decomposing schematic representation of attachment device；
Fig. 5 is the section plan of sleeve；
Fig. 6 is the schematic perspective view of lock ring；
Fig. 7 is the schematic perspective view of upper push-plate；
Fig. 8 is use state connection schematic diagram of the invention；
Description of symbols: pen body 1, erasing rubber 2, attachment device 3, sleeve 4, upper turncap 5, upper push-plate 6, lower turncap 7, under
Push-plate 8, lock ring 9, the first convex block 10, the first bar shaped avoid notch 11, upper limit ring 12, upper connection ring 13, the first card slot 14, ring
Shape cover plate 15, fixture block 16, annular flange 17, the second convex block 18, the second bar shaped evacuation notch 19, perforation 20, lower limit ring 21, under
Connection ring 22, the second card slot 23, constringency cleft 24, strip 25, contact pin 26, annular groove 27, escape groove 28.
Specific embodiment
Multiple embodiments of the invention will be disclosed with schema below, as clearly stated, the details in many practices
It will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit the present invention.Also
It is to say, in some embodiments of the invention, the details in these practices is non-essential.In addition, for the sake of simplifying schema,
Some known usual structures and component will be painted it in the drawings in simply illustrative mode.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, not especially censure
The meaning of order or cis-position, also non-to limit the present invention, the component described just for the sake of difference with same technique term
Or operation, it is not understood to indicate or imply its relative importance or implicitly indicates the number of indicated technical characteristic
Amount." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one of the features.In addition, each
Technical solution between a embodiment can be combined with each other, but must can be implemented as base with those of ordinary skill in the art
Plinth will be understood that the combination of this technical solution is not present when conflicting or cannot achieve when occurs in the combination of technical solution,
Also not the present invention claims protection scope within.
Referring to figs. 1 to a kind of removable erasing rubber connector for being applicable in more specification pencils end shown in Fig. 8, including pen body
1 and erasing rubber 2, it is provided between pen body 1 and erasing rubber 2 for attachment device 3 connecting the two, attachment device 3 includes sleeve
4, rubber delivery device and penholder retaining mechanism, sleeve 4, rubber delivery device, penholder retaining mechanism, pen body 1 and erasing rubber 2
Axis coincidence, rubber delivery device and penholder retaining mechanism are separately positioned on the both ends of sleeve 4, and rubber delivery device includes upper rotation
Cap 5 and upper push-plate 6, on the outside of one end that upper turncap 5 can rotate be set in sleeve 4, the setting that upper push-plate 6 can move is covering
The inside of cylinder 4, the inner wall of upper turncap 5 are threadedly coupled with the outer rim of upper push-plate 6, and penholder retaining mechanism includes lower turncap 7, lower push-plate
8 and lock ring 9, what lower turncap 7 can rotate is arranged on the outside of the other end of sleeve 4, and the setting that lower push-plate 8 can move is in sleeve
4 inside, what lock ring 9 can move is arranged in the inside of sleeve 4, and lock ring 9 is located at the separate upper push-plate 6 of lower push-plate 8
Side, the inner wall of lower turncap 7 are threadedly coupled with the outer rim of lower push-plate 8.
Upper push-plate 6 is coaxially arranged with sleeve 4, and the outer rim of upper push-plate 6 is along the circumferential direction uniformly arranged convex there are three first
Block 10, on the cylindrical wall of sleeve 4 setting there are three and one-to-one first bar shaped of the first convex block 10 avoid notch 11, first
The length direction that shape avoids notch 11 is parallel with the axis of sleeve 4, the outer end of the first convex block 10 stretch out bar shaped avoid through-hole and
It is connect with the outer wall thread of upper turncap 5, the outer rim of upper disk is bonded with the inner wall of sleeve 4.By the rotation of upper turncap 5 to band
Dynamic upper push-plate 6 is along the axial movement of sleeve 4, and the first bar shaped evacuation notch 11 is for enabling the first convex block 10 along sleeve 4
Axial direction slided, and then enable push-plate 6 will be fastened on 4 end of sleeve erasing rubber 2 outward little by little release.
Upper limit ring 12 is fixedly installed in the outer cylindrical wall of sleeve 4, upper limit ring 12 is arranged far from one end of upper turncap 5
There is a upper connection ring 13, upper connection ring 13 is sheathed on 4 outside of sleeve, and upper turncap 5 and upper connection ring 13 are close to upper limit ring 12
One end inner wall be provided with the first card slot 14, the thickness of each first card slot 14 is equal to the thickness of upper limit ring 12, each
The width of first card slot 14 is the half of 12 width of upper limit ring, is fixedly connected between upper connection ring 13 and upper turncap 5.
First card slot 14 of 5 end of upper connection ring 13 and upper turncap for accommodating upper limit ring 12, and upper connection ring 13 and upper jointly
The part of 5 joint of turncap uses ultrasonic bonding, for preventing upper turncap 5 from moving axially in the rotation, guarantees
Push-plate 6 is able to drive when the rotation of upper turncap 5 to be moved axially.
The end of sleeve 4 is provided with the annular cover plate 15 of a coaxial line, and annular cover plate 15 is close to the side of sleeve 4
It is along the circumferential direction uniformly arranged there are three fixture block 16, three fixture blocks 16 avoid notch 11 with three the first bar shapeds correspondingly
Opening clamping, annular cover plate 15 are additionally provided with an annular flange 17 close to the side of sleeve 4, and upper turncap 5 is close to ring cover
Be provided with the annular groove 27 for avoiding annular flange 17 on one end inner wall of piece 15, the inner wall of annular flange 17 and sleeve 4 it is outer
Wall is engaged by clamping, and three fixture blocks 16 are located at the inside of annular flange 17.Annular cover plate 15 is used to prevent the rotation with upper turncap 5
Turn, upper push-plate 6 is deviate from from 4 end of sleeve, and annular cover plate 15 is connected to the end of sleeve 4, while three by annular flange 17
In three the first bar shaped evacuation notches 11 of the insertion correspondingly of fixture block 16.
Lower push-plate 8 is coaxially arranged with sleeve 4, and the outer rim of lower push-plate 8 is along the circumferential direction uniformly arranged convex there are three second
Block 18, on the cylindrical wall of sleeve 4 setting there are three and one-to-one second bar shaped of the second convex block 18 avoid notch 19, Article 2
The length direction that shape avoids notch 19 is parallel with the axis of sleeve 4, the outer end of the second convex block 18 stretch out bar shaped avoid through-hole and
It is connect with the outer wall thread of lower turncap 7, the inner wall of the outer rim of lower disc and sleeve 4 is arranged there are gap at the center of lower disc
There is the perforation 20 for being used to avoid pen body 1.By the rotation of lower turncap 7 to drive lower push-plate 8 to move along the axial direction of sleeve 4
Dynamic, the second bar shaped evacuation notch 19 makes lower push-plate for enabling the second convex block 18 to be slided along the axial direction of sleeve 4
8 can push out lock ring 9, and then be locked by lock ring 9 and pen body 1.
Lower limit ring 21 is fixedly installed in the outer cylindrical wall of sleeve 4, lower limit ring 21 is arranged far from one end of lower turncap 7
There is a lower connection ring 22, lower connection ring 22 is sheathed on 4 outside of sleeve, and lower turncap 7 and lower connection ring 22 are close to lower limit ring 21
One end inner wall be provided with the second card slot 23, the thickness of each second card slot 23 is equal to the thickness of lower limit ring 21, each
The width of second card slot 23 is the half of 21 width of lower limit ring, is fixedly connected between lower connection ring 22 and lower turncap 7.
Second card slot 23 of lower connection ring 22 and lower 7 end of turncap for accommodating lower limit ring 21 jointly, and lower connection ring 22 is under
The part of 7 joint of turncap uses ultrasonic bonding, for preventing lower turncap 7 from moving axially in the rotation, guarantees
Lower push-plate 8 is able to drive when the rotation of lower turncap 7 to be moved axially.
Lock ring 9 is coaxially arranged with lower push-plate 8, and lock ring 9 is made of elastic material, and lock ring 9 is close to the one of lower push-plate 8
Side is provided with several constringency clefts 24, and all constringency clefts 24 are uniformly distributed along the circumferencial direction of lock ring 9, each constringency cleft
24 length is less than the thickness of lock ring 9, and one end outer rim of the lock ring 9 far from lower push-plate 8 is rounded structure, and lock ring 9 is equipped between contraction
The side of gap 24 and lower push-plate 8 contradict.When the outer rim of lock ring 9 is under pressure, all constringency clefts 24 will stress to phase
It is mutually close, and then the pen body 1 for passing through the center clamps.
Sleeve 4 reduces from lower limit ring 21 towards between the direction internal diameter of pen body 1, and the minimum diameter of sleeve 4 is greater than lock ring 9
Internal diameter and be less than lock ring 9 outer diameter.When lower push-plate 8 pushes out lock ring 9, since sleeve 4 is from lower limit ring 21 towards pen
Reduce between the direction internal diameter of body 1, so that lock ring 9 can be pressurized to increasingly tighter until by pen body 1 with the movement of lock ring 9
Tightly clamp.
Sleeve 4 is along the circumferential direction uniformly arranged close to one end inner wall of erasing rubber 2 there are three strip 25, the length of strip 25
It is oriented parallel to the axis of sleeve 4, upper push-plate 6 is provided with a contact pin 26 at the side center of erasing rubber 2.Strip 25 is used
It falls off after preventing erasing rubber 2 to be inserted into because of frictional force deficiency, the outer rim of upper push-plate 6 is provided with accordingly for avoiding strip 25
Escape groove 28, contact pin 26 is used to plug for the bottom of erasing rubber 2, prevents erasing rubber 2 from falling off from upper push-plate 6 when will use up
Removing.
Working principle: both ends one end of attachment device 3 is for connecting pen body 1 when use, and the other end is for installing erasing rubber
2, it is provided with one at the center of lower disc for avoiding the perforation 20 of pen body 1, is pushed away under being driven by the rotation of lower turncap 7
Disk 8 is along the axial movement of sleeve 4, and the second bar shaped evacuation notch 19 is for enabling the second convex block 18 along the axial direction of sleeve 4
It is slided, and then lower push-plate 8 is enable to push out lock ring 9, when the outer rim of lock ring 9 is under pressure, all constringency clefts 24
Will stress to close to each other, and then the pen body 1 for passing through the center clamps；When being packed into erasing rubber 2, strip 25 is for preventing
It falls off after only erasing rubber 2 is inserted into because of frictional force deficiency, drives upper push-plate 6 along sleeve 4 by the rotation of upper turncap 5
Axial movement, the first bar shaped evacuation notch 11 make for enabling the first convex block 10 to be slided along the axial direction of sleeve 4
Upper push-plate 6 can little by little release the erasing rubber 2 for being fastened on 4 end of sleeve outward.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of removable erasing rubber connector for being applicable in more specification pencils end, including pen body (1) and erasing rubber (2), special
Sign is: is provided between pen body (1) and erasing rubber (2) for attachment device connecting the two (3), attachment device (3) includes
Sleeve (4), rubber delivery device and penholder retaining mechanism, sleeve (4), rubber delivery device, penholder retaining mechanism, pen body (1)
It is overlapped with the axis of erasing rubber (2), rubber delivery device and penholder retaining mechanism are separately positioned on the both ends of sleeve (4), rubber
Delivery device includes upper turncap (5) and upper push-plate (6), on the outside of one end that upper turncap (5) can rotate be set in sleeve (4),
The setting that upper push-plate (6) can move connects in the inside of sleeve (4), the inner wall of upper turncap (5) and the outer rim screw thread of upper push-plate (6)
It connects, penholder retaining mechanism includes lower turncap (7), lower push-plate (8) and lock ring (9), and the setting that lower turncap (7) can rotate is in sleeve
(4) on the outside of the other end, the setting that the setting that lower push-plate (8) can move can be moved in the inside of sleeve (4), lock ring (9)
In the inside of sleeve (4), and lock ring (9) is located at the side far from upper push-plate (6) of lower push-plate (8), the inner wall of lower turncap (7)
It is threadedly coupled with the outer rim of lower push-plate (8).
2. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 1, feature exist
In: upper push-plate (6) are coaxially arranged with sleeve (4), and the outer rim of upper push-plate (6) is along the circumferential direction uniformly arranged convex there are three first
Block (10), on the cylindrical wall of sleeve (4) setting there are three and the first convex block (10) one-to-one first bar shaped avoid notch
(11), the length direction of the first bar shaped evacuation notch (11) is parallel with the axis of sleeve (4), and the outer end of the first convex block (10) is stretched out
Bar shaped avoids through-hole and connect with the outer wall thread of upper turncap (5), and the outer rim of upper disk is bonded with the inner wall of sleeve (4).
3. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 2, feature exist
In: it is fixedly installed in the outer cylindrical wall of sleeve (4) upper limit ring (12), the one end of upper limit ring (12) far from upper turncap (5)
One upper connection ring (13) are provided with, upper connection ring (13) is sheathed on the outside of sleeve (4), upper turncap (5) and upper connection ring (13)
One end inner wall close to upper limit ring (12) is provided with the first card slot (14), and the thickness of each first card slot (14) is equal to
The thickness of stop collar (12), the width of each first card slot (14) are the half of upper limit ring (12) width, upper connection
It is fixedly connected between ring (13) and upper turncap (5).
4. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 3, feature exist
In: the end of sleeve (4) is provided with the annular cover plate (15) of a coaxial line, and annular cover plate (15) is close to sleeve (4)
Side is along the circumferential direction uniformly arranged there are three fixture block (16), and three fixture blocks (16) avoid with three the first bar shapeds correspondingly
The opening of notch (11) is clamped, and annular cover plate (15) is additionally provided with an annular flange (17) close to the side of sleeve (4), on
Turncap (5) is provided with the annular groove (27) for avoiding annular flange (17), annular on one end inner wall of annular cover plate (15)
The inner wall of flange (17) and the outer wall of sleeve (4) are engaged by clamping, and three fixture blocks (16) are located at the inside of annular flange (17).
5. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 1, feature exist
In: lower push-plate (8) is coaxially arranged with sleeve (4), and the outer rim of lower push-plate (8) is along the circumferential direction uniformly arranged convex there are three second
Block (18), on the cylindrical wall of sleeve (4) setting there are three and the second convex block (18) one-to-one second bar shaped avoid notch
(19), the length direction of the second bar shaped evacuation notch (19) is parallel with the axis of sleeve (4), and the outer end of the second convex block (18) is stretched out
Bar shaped evacuation and is connect through-hole with the outer wall thread of lower turncap (7), the inner wall of the outer rim and sleeve (4) of lower disc there are
Gap is provided with one at the center of lower disc for avoiding the perforation (20) of pen body (1).
6. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 5, feature exist
In: it is fixedly installed in the outer cylindrical wall of sleeve (4) lower limit ring (21), the one end of lower limit ring (21) far from lower turncap (7)
It is provided with a lower connection ring (22), lower connection ring (22) is sheathed on the outside of sleeve (4), lower turncap (7) and lower connection ring (22)
One end inner wall close to lower limit ring (21) is provided with the second card slot (23), and the thickness of each second card slot (23) is equal to down
The thickness of stop collar (21), the width of each second card slot (23) are the half of lower limit ring (21) width, lower connection
It is fixedly connected between ring (22) and lower turncap (7).
7. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 6, feature exist
In: lock ring (9) is coaxially arranged with lower push-plate (8), and lock ring (9) is made of elastic material, and lock ring (9) is close to lower push-plate
(8) side is provided with several constringency clefts (24), and all constringency clefts (24) are uniformly divided along the circumferencial direction of lock ring (9)
Cloth, the length of each constringency cleft (24) are less than the thickness of lock ring (9), and one end outer rim of the lock ring (9) far from lower push-plate (8) is circle
Corner structure, lock ring (9) is equipped with the side of constringency cleft (24) and lower push-plate (8) contradicts.
8. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 7, feature exist
In: sleeve (4) reduces from lower limit ring (21) towards between the direction internal diameter of pen body (1), and the minimum diameter of sleeve (4) is greater than lock
The internal diameter of ring (9) and the outer diameter for being less than lock ring (9).
9. a kind of removable erasing rubber connector for being applicable in more specification pencils end according to claim 1, feature exist
In: one end inner wall of the sleeve (4) close to erasing rubber (2) is along the circumferential direction uniformly arranged there are three strip (25), strip (25)
Length direction is parallel to the axis of sleeve (4), and upper push-plate (6) is provided with a contact pin at the side center of erasing rubber (2)
(26)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179305.6A CN109899348B (en) | 2019-03-11 | 2019-03-11 | Detachable eraser connector suitable for ends of pencils of various specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179305.6A CN109899348B (en) | 2019-03-11 | 2019-03-11 | Detachable eraser connector suitable for ends of pencils of various specifications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109899348A true CN109899348A (en) | 2019-06-18 |
| CN109899348B CN109899348B (en) | 2020-07-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910179305.6A Expired - Fee Related CN109899348B (en) | 2019-03-11 | 2019-03-11 | Detachable eraser connector suitable for ends of pencils of various specifications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109899348B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112472201A (en) * | 2020-12-08 | 2021-03-12 | 北京天星博迈迪医疗器械有限公司 | Self-locking mechanism and self-locking joint planer |
| CN113893980A (en) * | 2021-09-23 | 2022-01-07 | 中国科学院金属研究所 | Fixing and locking device of plasma inner hole spray gun |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112472201A (en) * | 2020-12-08 | 2021-03-12 | 北京天星博迈迪医疗器械有限公司 | Self-locking mechanism and self-locking joint planer |
| CN113893980A (en) * | 2021-09-23 | 2022-01-07 | 中国科学院金属研究所 | Fixing and locking device of plasma inner hole spray gun |
| CN113893980B (en) * | 2021-09-23 | 2022-07-26 | 中国科学院金属研究所 | Fixing and locking device of plasma inner hole spray gun |
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