CN210174490U - Press rotation type rubber device - Google Patents
Press rotation type rubber device Download PDFInfo
- Publication number
- CN210174490U CN210174490U CN201920574272.0U CN201920574272U CN210174490U CN 210174490 U CN210174490 U CN 210174490U CN 201920574272 U CN201920574272 U CN 201920574272U CN 210174490 U CN210174490 U CN 210174490U
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- China
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- eraser
- cover plate
- torsion spring
- spring sleeve
- limiting column
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Abstract
The utility model discloses a press rotary rubber device, which comprises an upper cover plate, a lower cover plate, a rubber arranged between the upper cover plate and the lower cover plate, and a power torsion key control mechanism, wherein the upper cover plate and the lower cover plate are symmetrically jointed to form a half-enclosed rubber containing cavity, and the rubber is arranged in the rubber containing cavity; the power torsion key control mechanism is used for ejecting the eraser in a rotating mode, and the semi-enclosed eraser containing cavity or the eraser is fixed after the eraser is contained in the semi-enclosed eraser containing cavity.
Description
Technical Field
The utility model provides a rotary eraser, which belongs to the field of erasers.
Background
The eraser in the prior art only focuses on the use function of erasing the handwriting, and has the problems that the eraser is easy to harden after being completely exposed in the air for a long time, the cleaning function of the eraser is reduced, and even the eraser is ineffective.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotatory rubber to prior art not enough, when the rubber does not use, can accomodate, furthest delays the life of rubber, when needs use the rubber, adopts knob, swivel sleeve and spring structure to pop out the rubber.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
the press rotary eraser device comprises an upper cover plate, a lower cover plate, an eraser arranged between the upper cover plate and the lower cover plate, and a power torsion mechanism, wherein the upper cover plate and the lower cover plate are symmetrically jointed to form a semi-enclosed eraser storage
The rubber is arranged in the rubber containing cavity;
the power torsion mechanism is used for ejecting the eraser to the semi-enclosed eraser accommodating cavity in a rotating mode or fixing the eraser after the eraser is accommodated in the semi-enclosed eraser accommodating cavity, and comprises:
the limiting column is vertically fixed on the inner wall of the lower cover plate;
the upper part of the torsion spring sleeve is provided with a rubber connecting part which is in close fit connection with the rubber;
the upper end of the torsion spring is fixedly connected with the torsion spring sleeve so that the torsion spring sleeve obtains automatic torsion power, and the lower end of the torsion spring is fixedly connected with the limiting column on the lower cover plate;
the columnar button sequentially penetrates through the upper cover plate, the rubber and the torsion spring sleeve and then is connected with the limiting column in a matched mode, and a first sliding matching part is arranged between the bottom of the columnar button and the limiting column;
the spring is connected between the columnar button and the limiting column;
a second sliding fit part is arranged between the middle part of the columnar button and the torsion spring sleeve;
under the elastic support of spring, the column button passes through second sliding fit portion restriction torsion spring sleeve, overcomes as the column button the elastic support downstream of spring, the second sliding fit portion on the column button and the separation of torsion spring sleeve, torsion spring sleeve drive the rubber under the torsion of torsional spring follow twist out in the rubber storage cavity.
The first sliding fit part comprises a first vertical sliding groove arranged on the limiting column and a first clamping part arranged at the bottom of the columnar button; the center of the torsion spring sleeve is provided with a limiting column shaft hole for the limiting column to penetrate through, and the second sliding fit portion comprises a second vertical sliding groove and a second clamping portion, wherein the second vertical sliding groove is formed in the wall of the limiting column shaft hole, and the second clamping portion is arranged on the outer wall of the middle of the columnar button.
The rubber connecting part is a cylindrical boss arranged on the upper part of the torsion spring sleeve, and the rubber is provided with a round hole in close fit connection with the cylindrical boss.
Lie in on the inner wall of apron down the periphery of spacing post is equipped with and carries out the spacing axial limit structure of axial to the torsion of torsional spring sleeve, axial limit structure is including setting up edge on the inner wall of apron down the elasticity cassette that spacing post outer lane symmetry set up and setting are in supply on the torsional spring sleeve bottom outer wall elasticity cassette card and the fixed ring groove of usefulness.
And the outer side surface of the lower cover plate and the outer side surface of the upper cover plate are provided with anti-skidding structures for increasing friction.
And the upper cover plate and/or the lower cover plate are/is provided with positioning columns and/or positioning holes for butt joint and fixation.
Has the advantages that:
the utility model discloses a press rotation type rubber device when the rubber does not use, can accomodate, furthest delays the life of rubber, when needs use the rubber, adopts knob, swivel sleeve and spring structure to pop out the rubber.
Drawings
FIG. 1 is an exploded view of a rotary press eraser device according to the present invention;
wherein, 1, an upper cover plate; 2. a lower cover plate; 3. an eraser; 4. a limiting column; 5. a torsion spring sleeve; 6. a torsion spring; 7. a columnar button; 8. a spring; 2-1, an elastic clamping seat;
fig. 2 is a schematic structural view of a torsion spring sleeve according to the present invention;
5-1 of rubber connecting part; 5-2, a second vertical chute; 5-3, a ring-shaped clamping groove;
FIG. 3 is a schematic structural view of the pillar button of the present invention;
7-1, a first clamping part; 7-2 and a second engaging portion.
Detailed Description
The structure of the pressing rotary eraser device according to the present invention will be described in detail with reference to the drawings and the specific embodiments.
As shown in figures 1-3, a rotary press eraser comprises an upper cover plate 1, a lower cover plate 2, a cover plate and a cover plate
An eraser 3 between the lower cover plates, and a dynamic torsion mechanism, wherein the upper cover plate 1 and the lower cover plate 2 are symmetrically jointed to form a shape
The rubber accommodating cavity is a semi-enclosed rubber accommodating cavity, and a rubber 3 is arranged in the rubber accommodating cavity;
the power torsion mechanism is used for ejecting the eraser to the semi-enclosed eraser accommodating cavity in a rotating mode or fixing the eraser after the eraser is accommodated in the semi-enclosed eraser accommodating cavity, and comprises:
the limiting column 4 is vertically fixed on the inner wall of the lower cover plate 1;
the torsion spring sleeve 5 is sleeved outside the limiting column 4, and the upper part of the torsion spring sleeve 5 is provided with a rubber connecting part 5-1 which is connected with the rubber 3 in a tight fit manner;
the torsional spring 6 is connected between the limiting column 4 and the torsional spring sleeve 5, the upper end of the torsional spring 6 is fixedly connected with the torsional spring sleeve 5 so that the torsional spring sleeve 5 obtains power for automatic torsion, and the lower end of the torsional spring 6 is fixedly connected with the limiting column 4 on the lower cover plate;
the columnar button 7 sequentially penetrates through the upper cover plate 1, the rubber 3 and the torsion spring sleeve 5 and then is connected with the limiting column 4 in a matched mode, and a first sliding matching part is arranged between the bottom of the columnar button 7 and the limiting column 4;
a spring 8 connected between the columnar button 7 and the limit column 4;
a second sliding fit part is arranged between the middle part of the columnar button 7 and the torsion spring sleeve 5;
under the elastic support of spring, columnar button 7 passes through the torsion of second sliding fit portion restriction torsion spring sleeve, overcomes as columnar button the elastic support downstream of spring, the separation of second sliding fit portion and torsion spring sleeve on the columnar button, and the torsion spring sleeve drives the rubber under the torsion of torsional spring and follows the rubber is accomodate and is twisted out in the chamber.
Further, as a preferred solution of the technical solution of the present invention, the first sliding fit portion includes a first vertical chute disposed on the limiting column and a first engaging portion disposed at the bottom of the columnar button; the center of the torsion spring sleeve is provided with a limiting column shaft hole for the limiting column to penetrate through, and the second sliding fit portion comprises a second vertical sliding groove and a second clamping portion, wherein the second vertical sliding groove is formed in the wall of the limiting column shaft hole, and the second clamping portion is arranged on the outer wall of the middle of the columnar button.
Further, as the utility model discloses technical scheme's preferred scheme, rubber connecting portion are for setting up the cylindrical boss on torsion spring sleeve upper portion, be equipped with on the rubber with the round hole that cylindrical boss tight fit is connected.
Further, as the utility model discloses technical scheme's preferred scheme, be located down on the inner wall of apron the periphery of spacing post is equipped with twists reverse to the spring sleeve and carries out the spacing axial limit structure of axial, axial limit structure is followed including setting up on the inner wall of apron down the elasticity cassette that spacing post outer lane symmetry set up and setting are in supply on the spring sleeve bottom outer wall elasticity cassette card and the fixed ring groove of usefulness.
Further, as the utility model discloses technical scheme's preferred scheme, the outside surface of apron and the outside surface of upper cover plate are equipped with the frictional anti-skidding structure of increase down.
Further, as the utility model discloses technical scheme's preferred scheme, be equipped with the reference column and/or the locating hole of butt joint fixed usefulness on upper cover plate and/or the lower apron.
The utility model discloses a use like this:
ejecting an eraser: when the eraser needs to be popped out from the semi-enclosed eraser containing cavity, the columnar button is pressed to enable the columnar button to move downwards linearly, second clamping parts on two sides of the columnar button move downwards until the second clamping parts are separated from a second vertical sliding groove in the hole wall of the limiting column shaft hole in the torsion spring sleeve, the torsion spring sleeve and the eraser automatically rotate out under the torsion action of the torsion spring, at the moment, the columnar button moves upwards under the elasticity of the spring, and the second clamping parts on the columnar button are combined with the second vertical sliding groove which rotates 180 degrees on the torsion spring sleeve, so that the torsion spring sleeve cannot rotate;
retracting an eraser: when the eraser needs to be hidden in the semi-enclosed eraser containing cavity, the columnar button is pressed again, the knob moves downwards, the second clamping parts on two sides of the columnar button move downwards until the columnar button is separated from the second vertical sliding groove in the hole wall of the limiting column shaft hole in the torsion spring sleeve, the torsion force of the torsion spring is overcome with force to rotate the eraser, the eraser is rotated into the semi-enclosed eraser containing cavity, when the eraser is completely rotated into the shell, the columnar button pops out under the elastic force action of the spring, and the second clamping parts on the columnar button stretch into the second vertical sliding grooves in the torsion spring sleeve, so that the torsion spring sleeve cannot be rotated out.
Claims (6)
1. The pressing rotary type eraser device is characterized by comprising an upper cover plate, a lower cover plate, an eraser arranged between the upper cover plate and the lower cover plate, and a torsion key control mechanism, wherein the upper cover plate and the lower cover plate are symmetrically combined to form a semi-enclosed eraser containing cavity, and the eraser is arranged in the eraser containing cavity;
the power torsion mechanism is used for ejecting the eraser to rotate out of the semi-enclosed eraser containing cavity or fixing the eraser after the eraser is contained in the semi-enclosed eraser containing cavity, and comprises:
the limiting column is vertically fixed on the inner wall of the lower cover plate;
the torsion spring sleeve is sleeved outside the limiting column and clamped with the upper cover plate and the lower cover plate, and the top of the torsion spring sleeve is provided with a rubber connecting part which is in close fit connection with the rubber;
the upper end of the torsion spring is fixedly connected with the torsion spring sleeve so that the torsion spring sleeve obtains automatic torsion power, and the lower end of the torsion spring is fixedly connected with the limiting column on the lower cover plate;
the columnar button sequentially penetrates through the upper cover plate, the rubber and the torsion spring sleeve and then is connected with the limiting column in a matched mode, and a first sliding matching part is arranged between the bottom of the columnar button and the limiting column;
the spring is connected between the columnar button and the limiting column;
a second sliding fit part is arranged between the middle part of the columnar button and the torsion spring sleeve;
under the elastic support of spring, the column button passes through second sliding fit portion restriction torsion spring sleeve, overcomes as the column button the elastic support downstream of spring, the second sliding fit portion on the column button and the separation of torsion spring sleeve, torsion spring sleeve drive the rubber under the torsion of torsional spring follow twist out in the rubber storage cavity.
2. The rotary press blanket device of claim 1, wherein said first sliding engagement means comprises a first vertical slide groove provided on the retaining post and a first engaging means provided on the bottom of the columnar button; the center of the torsion spring sleeve is provided with a limiting column shaft hole for the limiting column to penetrate through, and the second sliding fit portion comprises a second vertical sliding groove and a second clamping portion, wherein the second vertical sliding groove is formed in the wall of the limiting column shaft hole, and the second clamping portion is arranged on the outer wall of the middle of the columnar button.
3. The rotary press eraser of claim 1, wherein said eraser attachment portion is a cylindrical boss provided at an upper portion of the torsion spring sleeve, and said eraser is provided with a circular hole to be closely fitted and connected to said cylindrical boss.
4. The rotary pressing eraser device according to claim 1, wherein an axial limiting structure for axially limiting the torsion of the torsion spring sleeve is arranged on the inner wall of the lower cover plate at the periphery of the limiting column, and the axial limiting structure comprises elastic clamping seats symmetrically arranged on the inner wall of the lower cover plate along the outer ring of the limiting column, and annular clamping grooves arranged on the outer wall of the bottom of the torsion spring sleeve for clamping and fixing the elastic clamping seats.
5. The press rotary eraser apparatus as claimed in claim 1, wherein the outer side surfaces of said lower cover plate and said upper cover plate are provided with friction-increasing anti-slip structures.
6. The rotary press blanket device as claimed in claim 1, wherein said upper and/or lower blanket plates are provided with positioning posts and/or positioning holes for butt-joint fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574272.0U CN210174490U (en) | 2019-04-24 | 2019-04-24 | Press rotation type rubber device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920574272.0U CN210174490U (en) | 2019-04-24 | 2019-04-24 | Press rotation type rubber device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210174490U true CN210174490U (en) | 2020-03-24 |
Family
ID=69831701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920574272.0U Active CN210174490U (en) | 2019-04-24 | 2019-04-24 | Press rotation type rubber device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210174490U (en) |
-
2019
- 2019-04-24 CN CN201920574272.0U patent/CN210174490U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |