CN220639355U

CN220639355U - Telescopic rubber shell

Info

Publication number: CN220639355U
Application number: CN202321864283.5U
Authority: CN
Inventors: 高岚岚; 乐剑; 黄婧
Original assignee: Research Institute of War of PLA Academy of Military Science
Current assignee: Research Institute of War of PLA Academy of Military Science
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-03-22
Anticipated expiration: 2033-07-17

Abstract

The utility model discloses a telescopic rubber shell, which comprises: a housing; wherein the shell is arranged in a through manner at two ends; a rubber member slidably coupled within the housing; wherein the rubber member comprises a coarse sand head and a fine sand head; the utility model adopts the rubber to combine the coarse sand head and the fine sand head into a whole, namely one end is coarse sand and the other end is fine sand, a piece of fine sand is synthesized, pencil handwriting can be erased by the fine sand, gel pen and pen handwriting can be erased by the coarse sand, the rubber hardness is controlled between 60-70 ℃, and the characteristics of easy erasing effect, easy erasing, less slag and the like are achieved; the telescopic rubber shell body adopts a double-head telescopic regulation design, is matched with the double-head use of coarse and fine rubber sand, realizes the free switching of the coarse and fine sand wiping function, and is convenient for storage and management; each set of telescopic rubber shell is provided with five rubber blocks along with the shell, and the rubber blocks can be replaced after being used up, so that the telescopic rubber shell has the characteristics of light weight, reliability and easiness in use.

Description

Telescopic rubber shell

Technical Field

The utility model relates to the technical field of stationery, in particular to a telescopic rubber shell.

Background

A retractable rubber housing, i.e., a rubber, has excellent erasing performance, and thus is widely used as a stationery necessary for erasing writing.

The telescopic rubber shell is a common stationery in ordinary study and life, and the common telescopic rubber shell can be divided into 2b type of telescopic rubber shell, 4b type of telescopic rubber shell and the like, can be used for wiping pencil handwriting, and is the most common type of telescopic rubber shell;

the existing telescopic rubber shell consists of a telescopic rubber shell body, can only be used for removing handwriting of a pencil, has a single function, and is used for a long time, particularly when the telescopic rubber shell is smaller, because the telescopic rubber shell is not easy to take, the telescopic rubber shell is inconvenient to use, and a user often throws away the telescopic rubber shell, so that waste is caused.

Disclosure of Invention

The utility model aims to solve the problem that the rubber is wasted in the using process, and the telescopic rubber shell is a common stationery in ordinary study and life, and has long use time, particularly when the telescopic rubber shell is smaller, the telescopic rubber shell is inconvenient to take because of being not taken, and a user often throws away the telescopic rubber shell to cause waste.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a retractable rubber housing, comprising: a housing; wherein the shell is arranged in a through manner at two ends; a rubber member slidably coupled within the housing; wherein the rubber member comprises a coarse sand head and a fine sand head; and the pushing hand is connected to the shell in a sliding manner and is connected with the rubber piece.

Preferably, the housing is black frosted ABS plastic.

Preferably, the plug is detachably mounted on the shell.

In order to facilitate the disassembly and the installation of the plug, preferably, a magnetic pole block is fixedly connected to the shell, and the magnetic pole block is magnetically attracted with the plug.

In order to facilitate the fixing of the rubber piece on the push handle, preferably, a groove is formed in the rubber piece, and a fixing block inserted in the groove is fixedly connected to the push handle.

Preferably, the portable electronic device further comprises a clamping groove fixedly connected to the shell, the pushing hand is slidably connected to the clamping groove, a pushing rod is slidably connected to the pushing hand, a Y-shaped buckle is fixedly connected to the pushing rod, an elastic locking block is fixedly connected to the pushing hand, the locking block is attached to the Y-shaped buckle, and one side, away from the Y-shaped buckle, of the locking block is matched with the clamping groove.

Compared with the prior art, the utility model provides the telescopic rubber shell, which has the following beneficial effects:

according to the utility model, by arranging the rubber locking device, the rubber piece is formed by combining the coarse sand head and the fine sand head, namely, one end is coarse sand, the other end is fine sand, the pencil handwriting can be erased by fine sand, the gel pen and pen handwriting can be erased by coarse sand, the rubber hardness is controlled between 60-70 ℃, and the characteristics of easy erasing effect, easy erasing, less slag and the like are achieved; the telescopic rubber shell body adopts a double-head telescopic regulation design, is matched with the double-head use of coarse and fine rubber sand, realizes the free switching of the coarse and fine sand wiping function, and is convenient for storage and management; each set of telescopic rubber shell is provided with five rubber blocks along with the shell, and the rubber blocks can be replaced after being used up, so that the telescopic rubber shell has the characteristics of light weight, reliability and easiness in use.

Drawings

FIG. 1 is a schematic view of a retractable rubber housing according to the present utility model;

FIG. 2 is a schematic top view of a retractable rubber housing according to the present utility model;

FIG. 3 is a schematic view of the portion A of FIG. 2 of a retractable rubber housing according to the present utility model;

FIG. 4 is a schematic diagram of a plug of a retractable rubber housing according to the present utility model;

fig. 5 is a schematic structural diagram of a groove of a retractable rubber housing according to the present utility model.

In the figure: 1. a housing; 101. a clamping groove; 102. a groove; 2. pushing hands; 201. a Y-shaped buckle; 202. a locking block; 3. a plug; 4. rubber piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1:

referring to fig. 1-5, a retractable rubber housing, comprising: the shell 1, the concrete shell 1 is black frosted ABS plastic, so that the device is light and thin; wherein, the shell 1 is arranged in a through way at two ends, so that the rubber piece 4 can conveniently slide out from the two ends of the shell 1; a rubber member 4 slidably connected within the housing 1; the rubber member 2 comprises a dark gray coarse sand head and a white fine sand head, wherein the coarse sand head is used for wiping off the handwriting of a neutral pen and a pen, and the fine sand head is used for wiping off the handwriting of the pencil; a pushing handle 2 which is connected on the shell 1 in a sliding way, and the pushing handle 2 is connected with a rubber piece 4.

When the device is used, the pushing hand 2 is pressed by the thumb, the rubber can be pushed left and right to expose the shell 1, the rubber exposes the shell 3-5mm, the pushing hand 2 is pressed by hands, and handwriting can be erased; coarse sand and fine sand are freely selected according to the erasing requirement, and after the erasing is finished, the pushing hand 2 is pressed to withdraw the rubber into the shell 1.

Wherein, specification size: a retractable rubber housing size may employ: 76×22.8×9.8mm, rubber size: 82X 19.5X 3.5mm is convenient to carry and easy to replace.

Example 2:

referring to fig. 2, a telescopic rubber housing is basically the same as embodiment 1, and further includes a plug 3 detachably mounted on the housing 1, specifically, a magnetic pole block is fixedly connected to the housing 1, the magnetic pole block is magnetically attracted with the plug 3, the plug 3 has a light weight, and the magnetic attraction manner is more stable, so that the rubber can be prevented from sliding off, and the rubber can be conveniently detached;

when the rubber is replaced, the plugs are tilted upwards through the openings at the two ends of the shell 1 to overcome the magnetic attraction force, the plugs 3 are taken down, and then the rubber piece 4 is pushed out;

the rubber piece 4 is provided with a groove 102, and the pushing handle 2 is fixedly connected with a fixed block inserted in the groove 102;

the used rubber piece 4 is taken down, a new rubber piece 4 is replaced, and the hole positions on the rubber are required to be aligned; the rubber piece 4 is pushed back into the rubber body through the clamping groove 101, and the plug 3 is covered again through magnetic attraction.

Example 3:

referring to fig. 2; the telescopic rubber shell is basically the same as that of the embodiment 1, and further, the telescopic rubber shell further comprises a clamping groove 101 fixedly connected to the shell 1, and it is noted that the clamping groove 101 is arranged in an opening mode, an operator can observe the residual quantity of rubber conveniently, a push handle 2 is slidably connected to the clamping groove 101, a push rod 203 is slidably connected to the push handle 2, anti-slip patterns are formed in the push handle 2 and the push rod 203, a Y-shaped buckle 201 is fixedly connected to the push rod 203, an elastic locking block 202 is fixedly connected to the push handle 2, the locking block 202 is attached to the Y-shaped buckle 201, and one side, away from the Y-shaped buckle 201, of the locking block 202 is matched with the clamping groove 101.

When the handwriting needs to be wiped, a correct coarse sand head or fine sand head is selected, the rubber piece 4 is controlled to slide out of the shell 1 through the pushing handle 2, the fixed block and the groove 102, and the handwriting can be wiped by pressing the pushing handle 2;

furthermore, in order to prevent the rubber piece 4 from sliding down, the push rod 203 is pushed to slide on the push handle 2, the push rod 203 synchronously drives the Y-shaped buckle 201 to slide, and two sides of the Y-shaped buckle 201 can squeeze the locking block 202, so that the locking block 202 is elastically deformed and is clamped in the clamping groove 101, and locking of the push rod 203 is completed.

Example 4:

referring to fig. 2; a retractable rubber housing is substantially the same as that of example 3, except that the locking of the pusher 2 may also be performed by a blade-controlled locking means, such as on a utility knife.

According to the utility model, through the arranged open type shell 1, the two ends of the rubber piece 4 can slide out conveniently, so that the two ends of the rubber piece 4 can be used simultaneously when different materials are adopted, the handwriting-free rubber piece is suitable for different handwriting, the shell 1 is held by hand, the cleaning is simpler, the rubber piece can be replaced and stored conveniently, and the management is convenient.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A retractable rubber housing, comprising:

a housing (1);

wherein the shell (1) is arranged in a through manner at two ends;

a rubber piece (4) which is connected in the shell (1) in a sliding way;

wherein the rubber piece (4) comprises a coarse sand head and a fine sand head;

and the pushing handle (2) is connected to the shell (1) in a sliding manner, and the pushing handle (2) is connected with the rubber piece (4).

2. A telescopic rubber housing according to claim 1, wherein the housing (1) is black frosted ABS plastic.

3. A telescopic rubber housing according to claim 1, further comprising a plug (3) removably mounted on the housing (1).

4. A telescopic rubber housing according to claim 3, wherein the housing (1) is fixedly connected with a pole piece, which magnetically attracts the plug (3).

5. The telescopic rubber housing according to claim 1, wherein the rubber member (4) is provided with a groove (102), and the pushing handle (2) is fixedly connected with a fixing block inserted in the groove (102).

6. The telescopic rubber housing according to claim 1 or 5, further comprising a clamping groove (101) fixedly connected to the housing (1), wherein the pushing handle (2) is slidably connected to the clamping groove (101), a push rod (203) is slidably connected to the pushing handle (2), a Y-shaped buckle (201) is fixedly connected to the push rod (203), an elastic locking block (202) is fixedly connected to the pushing handle (2), the locking block (202) is attached to the Y-shaped buckle (201), and one side, far away from the Y-shaped buckle (201), of the locking block (202) is matched with the clamping groove (101).