CN218477354U

CN218477354U - Self-locking rubber sheath

Info

Publication number: CN218477354U
Application number: CN202120525443.8U
Authority: CN
Inventors: 徐永升; 邹吉强
Original assignee: Deli Group Co Ltd
Current assignee: Deli Group Co Ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2023-02-14
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a self-locking rubber sheath, which comprises a shell, wherein a chute is arranged in the shell, one end of the chute penetrates through the outer side surface of the shell, the self-locking rubber sheath also comprises a pushing body and a button which are used for clamping a rubber, the pushing body is positioned in the chute, the button is positioned outside the shell, and the button extends into the chute and is connected with the pushing body; push away body and shell in be equipped with self-locking structure between, the position that pushes away the body and be connected with the button have elasticity, the body card is on the spout top surface under free state, push away the body and break away from the spout top surface and make the button can promote and push away body sliding fit in the spout when pushing away the body is pressed to the button, the utility model provides a convenient to use's auto-lock eraser sheath.

Description

Self-locking rubber sheath

Technical Field

The utility model relates to an eraser technical field especially relates to a auto-lock eraser sheath.

Background

The eraser is one of the commonly used stationery as a writing auxiliary tool and is indispensable in daily life and work of people. The prior eraser is usually provided with a layer of plastic paper or a packaging paper shell on the outer part, the eraser is gradually shortened after being used for a long time and is retracted into the packaging paper, the eraser is not easy to take out, and the eraser is not easy to pinch after being shortened to influence use, if the packaging paper is torn off, the eraser is exposed, the eraser surface is easy to be stained with stains, so that not only can writing be erased when in use, but also the stains are smeared on the paper surface to influence cleanliness. According to the prior art, the eraser is adjusted in a two-way mode, the eraser is shifted through the first adjusting port or the second adjusting port, the eraser is moved to a proper position towards the opening end of the sheath, the sheath is pinched during use, inward pressure and deformation are generated on the wall of the sheath, the eraser is pressed to be incapable of moving, the sheath needs to be pinched during use, otherwise, the eraser can move, and use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: overcomes the defects of the prior art and provides a self-locking eraser sheath which is convenient to use.

The utility model adopts the technical proposal that: a self-locking eraser sheath comprises a shell, a sliding groove is arranged in the shell, one end of the sliding groove penetrates through the outer side surface of the shell, the self-locking eraser sheath also comprises a pushing body and a button, the pushing body is used for clamping an eraser, the pushing body is positioned in the sliding groove, the button is positioned outside the shell, and the button extends into the sliding groove and is connected with the pushing body;

the push body and the shell are internally provided with a self-locking structure, the part of the push body connected with the button has elasticity, the push body is clamped on the top surface of the sliding groove in a free state, and the push body is separated from the top surface of the sliding groove when the push body is pressed by the button so that the button can push the push body to be in sliding fit in the sliding groove.

After the structure more than adopting, compared with the prior art, the utility model has the following advantage: the shell is internally provided with a sliding groove, one end of the sliding groove penetrates through the outer side of the shell, the eraser is clamped tightly by the aid of the pushing body, the push body is pushed to be in sliding fit in the sliding groove by the aid of the button, the self-locking structure is arranged at the same time, the pushing body is pushed out of the shell by the aid of the button which is pressed, the eraser moves along with the pushing body, the button is loosened, the pushing body is elastically contacted with the button, the pushing body is reset, the pushing body is clamped in the sliding groove, the eraser can be used, the shell does not need to be additionally pinched, and the novel multifunctional push button is convenient to use.

Preferably, the self-locking structure comprises a protrusion and a plurality of grooves, the protrusion is arranged on the upper surface of the pushing body, the grooves are arranged on the top surface of the sliding groove, the grooves are arranged along the width direction of the shell, and the grooves are distributed along the length direction of the shell; the bulge is clamped in the groove in a free state, the bulge is separated from the groove when the push body is pressed by the button, the self-locking of the push body is realized in the groove by utilizing the bulge to clamp, the plurality of grooves are formed, the push body can be conveniently self-locked at any position, and the reliability is high.

Preferably, the push body is provided with a spring plate, and the bulge and the button are both arranged on the spring plate, so that the structure is simple.

Preferably, the end parts of the two ends of the elastic sheet are respectively fixed on the pushing body, the middle part of the elastic sheet is suspended, and the button and the protrusion are both arranged in the middle part of the elastic sheet.

Preferably, the bulges are respectively arranged at the front end and the rear end of the elastic sheet, and the button is positioned between the two bulges, so that the effect is good.

Preferably, one end of the elastic sheet is fixed on the pushing body, the other end of the elastic sheet is a free end, and the protrusion is arranged at the other end of the elastic sheet.

Preferably, the upper surface of the shell is provided with an opening communicated with the sliding groove, the button extends into the sliding groove through the opening to be connected with the pushing body, and the structure is simple.

Preferably, the shell comprises a front shell and a rear shell, the front shell and the rear shell are detachably connected, and the opening is located between the front shell and the rear shell, so that the installation and the disassembly are convenient, and the use is convenient.

Preferably, the side face of the pushing body is provided with a plurality of elastic plates, the elastic plates surround a containing groove for clamping the eraser, a gap is reserved between every two adjacent elastic plates, the structure is simple, and the eraser can be clamped conveniently.

Preferably, the number of the elastic plates is four, and the projection of the accommodating groove on the side face of the pushing body is in an isosceles trapezoid shape, so that the eraser can be better clamped.

Drawings

Fig. 1 is a perspective view of the self-locking eraser sheath of the present invention.

Fig. 2 is a perspective view of the self-locking eraser sheath with the pushing body removed.

Fig. 3 is a perspective view of the first embodiment of the self-locking eraser sheath of the present invention with the front housing removed.

Fig. 4 is a perspective view of the self-locking eraser sheath of the present invention with the outer shell removed, according to a first embodiment.

Fig. 5 is a perspective view of a second embodiment of the self-locking eraser sheath of the present invention with the front housing removed.

Fig. 6 is a perspective view of a second embodiment of the self-locking eraser sheath of the present invention with the outer shell removed.

The novel anti-skidding type triangular support plate comprises a shell 1, a shell 2, a sliding groove 3, a pushing body 4, a button 5, a protrusion 6, a groove 7, a spring plate 8, an opening 9, a front shell, a rear shell 10, an elastic plate 11, an elastic plate 12, a containing groove 13, a first plate 14, a second plate 15, a connecting plate 16, an anti-skidding groove 17 and a triangular support plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 and 2, the utility model provides a self-locking eraser sheath, which comprises a shell 1, a sliding groove 2 is arranged on the outer side surface of the shell 1, that is, one end of the sliding groove 2 runs through one outer side surface of the shell 1, a pushing body 3 is in sliding fit in the sliding groove 2, a structure for clamping the eraser is arranged on the pushing body 3, the pushing body 3 can realize pushing and retracting the eraser in the sliding groove 2 in a sliding fit manner, specifically, a self-locking structure is arranged between the shell 1 and the pushing body 3, the pushing body 3 is clamped on the top surface of the sliding groove 2 in a free state, thus the pushing body 3 can not be pushed, the eraser can be used, the shell 1 does not need to be additionally pinched, set up button 4 simultaneously, button 4 is located 1 top of shell, button 4 runs through shell 1 and gets into in the spout 2 with push away 3 upper surface connections of body, the part that pushes away 3 upper surfaces of body has elasticity, push away 3 upper surfaces of body and produce elastic deformation when pushing away body 3 down to press down button 4, it breaks away from 2 top surfaces of spout to push away body 3 simultaneously, the realization is to the unblock that pushes away body 3, button 4 just can promote to push away 3 sliding fit of body in spout 2 like this, adjust the position of eraser, loosen button 4, it can reset to push away 3 upper surfaces of body, make 3 cards of body that push away at 2 top surfaces of spout, the realization is to the auto-lock that pushes away body 3.

As an embodiment, an opening 8 is arranged on the upper surface of the shell 1, and the button 4 enters the chute 2 through the opening 8 to be connected with the push body 3.

As an embodiment, the housing 1 includes a front case 9 and a rear case 10, and the front case 9 and the rear case 10 are fastened, snapped, or screwed with bolts. The chute 2 and the opening 8 are formed between a front case 9 and a rear case 10.

As an example, the front side of the front case 9 and the rear side of the rear case 10 are provided with a plurality of anti-slip grooves 16 to facilitate holding the casing 1 by hand.

As an embodiment, the other end of the sliding groove 2 penetrates the other outer side surface of the housing 1.

As an embodiment, the side surface of the pushing body 3 is provided with a plurality of elastic plates 11, the plurality of elastic plates 11 enclose a containing groove 12, the eraser is clamped in the containing groove 12, and a gap is reserved between every two adjacent elastic plates 11, so that the elastic plates 11 can clamp the eraser better.

As an embodiment, the number of the elastic plates 11 is four, two elastic plates 11 are parallel to a horizontal plane, the other two elastic plates 11 are perpendicular to the horizontal plane, and the distance between the other two elastic plates 11 increases from bottom to top.

As an embodiment, the elastic plate 11 is perpendicular to the side surface of the pushing body 3, and specifically, the projection of the accommodating groove 12 on the side surface of the pushing body 3 is an isosceles trapezoid.

As an embodiment, the self-locking structure includes a protrusion 5 disposed on the upper surface of the pushing body 3 and a plurality of grooves 6 disposed on the top surface of the sliding chute 2, the grooves 6 are disposed along the width direction of the sliding chute 2, and the grooves 6 are distributed along the length direction of the sliding chute 2, specifically, the grooves 6 are two sides of an opening 8, respectively, and the protrusion 5 is disposed along the width direction of the sliding chute 2. The bulge 5 is clamped in the chute 2 in a free state; when the push body 3 is pressed by the button 4, the protrusion 5 is separated from the chute 2, and meanwhile, the push body 3 generates elastic deformation to unlock the push body 3, so that the push body 3 can be pushed by the button 4 to be in sliding fit in the chute 2 to adjust the extension length of the eraser; when the hand is loosened, the pushing body 3 recovers elastic deformation, and the bulge 5 is clamped in the groove 6 again, so that the self-locking of the pushing body 3 is realized.

As an embodiment, a spring plate 7 is arranged on the upper surface of the pushing body 3, and the bulge 5 and the button 4 are both arranged on the spring plate 7.

Example one

As shown in fig. 3 and 4, the pushing body 3 includes a first plate 13, a second plate 14 and a connecting plate 15, the second plate 14 is respectively and vertically disposed at the front end and the rear end of the left side of the first plate 13, at this time, the elastic plate 11 is disposed at the right side of the first plate 13, the connecting plate 15 is connected between the second plate 14, the connecting plate 15 is disposed at the left end of the upper surface of the second plate 14, one end of the elastic sheet 7 is fixed on the connecting plate 15, and the other end of the elastic sheet 7 is fixed on the upper surface of the first plate 13, so that there is a gap between the bottom surface of the elastic sheet 7 and the upper surface of the second plate 14 without contact, which is convenient for the elastic sheet 7 to generate elastic deformation, at this time, the protrusions 5 and the buttons 4 are both disposed at the middle portion of the elastic sheet 7, specifically, the number of the protrusions 5 is two, the protrusions 5 are disposed at the front end and the rear end of the elastic sheet 7, and the buttons 4 are disposed between the two protrusions 5 at the front end of the front case 9, and the protrusions 5 at the rear end of the elastic sheet 7 are disposed in the groove 6 of the rear case 10. Specifically, the elastic sheet 7 is integrated with the elastic plate 11 at the upper end of the first plate 13.

Example two

As shown in fig. 5 and 6, the pushing body 3 comprises a first plate 13, the right end of the elastic sheet 7 is fixed on the upper surface of the first plate 13, the left end of the elastic sheet 7 is suspended, at this time, the elastic plate 11 is arranged on the right side surface of the first plate 13, the protrusion 5 is arranged on the upper surface of the left end of the elastic sheet 7, the button 4 is arranged in the middle of the elastic sheet 7, and the protrusion 5 is simultaneously clamped in the grooves 6 in the front shell 9 and the rear shell 10 in a free state; pressing

button

4, 7 left ends of shell fragment swing down, protruding 5 breaks away from

recess

6, and 7 left ends of shell fragment reset after the hand is loosened, and protruding 5 blocks in recess 6 again. Specifically, the elastic sheet 7 is integrated with the elastic plate 11 at the upper end of the first plate 13. In addition, a triangular support plate 17 is arranged between the bottom surface of the right end of the elastic sheet 7 and the left side surface of the first plate 13, so that the connection strength between the elastic sheet 7 and the first plate 13 is increased.

The working process comprises the following steps: when the button 4 is pressed, the button 4 with the projection 5 moves downwards and is separated from the groove 6. At this time, the push button 4 is pushed forward, and the push body 3 moves forward with the eraser. When the button 4 is released, the protrusion 5 is matched with the groove 6 under the action of elasticity, and self-locking is completed.

The technical scheme adopts a push type self-locking structure, so that the eraser can extend out of the shell 1 and also can be retracted, self-locking is completed when the eraser is withdrawn, the eraser cannot move when being used for wiping, and the structure is stable. After the eraser is consumed, the length of the hand-held eraser is not changed, and the use is not influenced. The eraser can be replaced for use after the eraser is consumed.

Particularly, the utility model discloses a principle is to establish spout 2 in shell 1, the shell 1 outside is run through to 2 one ends of spout, utilize and push away 3 tight rubber of clamp, and utilize button 4 to promote and push away 3 sliding fit of body in spout 2, set up the auto-lock structure simultaneously, utilize button 4 to press earlier and push away 3 body 3 and push away body 3 and release toward shell 1 is outer, the rubber follows and pushes away body 3 and move together, then loosen button 4, the position that utilizes to push away body 3 and button 4 contact has elasticity, make and push away body 3 and reset, it just blocks in spout 2 to push away body 3, just so can use the rubber, do not need additionally to pinch between the fingers shell 1, high durability and convenient use. Can be automatically locked, has few parts and can be continuously used.

The left, right, front, back, and upper directions are based on the perspective of FIG. 1.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The utility model discloses not only confine the above embodiment to, its specific structure allows to change, and all the various changes that do in the independent protection scope of requirement of the utility model are in the protection scope of the utility model.

Claims

1. The utility model provides a auto-lock eraser sheath, includes shell (1), shell (1) in be equipped with spout (2), spout (2) one end run through shell (1) lateral surface, its characterized in that: the eraser is characterized by further comprising a pushing body (3) and a button (4), wherein the pushing body (3) is used for clamping the eraser, the button (4) is located in the sliding groove (2), the button (4) is located outside the shell (1), and the button (4) extends into the sliding groove (2) and is connected with the pushing body (3);

the push mechanism is characterized in that a self-locking structure is arranged between the push body (3) and the shell (1), the connection part of the push body (3) and the button (4) has elasticity, the push body (3) is clamped on the top surface of the sliding groove (2) in a free state, and the push body (3) is separated from the top surface of the sliding groove (2) when the push body (3) is pressed by the button (4) so that the push body (3) can be pushed by the button (4) to be in sliding fit in the sliding groove (2).

2. The self-locking eraser sheath according to claim 1, wherein: the self-locking structure comprises a protrusion (5) and a plurality of grooves (6), the protrusion (5) is arranged on the upper surface of the push body (3), the grooves (6) are arranged on the top surface of the sliding chute (2), the grooves (6) are arranged along the width direction of the shell (1), and the grooves (6) are distributed along the length direction of the shell (1); the bulge (5) is clamped in the groove (6) in a free state, and the bulge (5) is separated from the groove (6) when the push body (3) is pressed by the button (4).

3. The self-locking eraser sheath according to claim 2, wherein: the push body (3) is provided with an elastic sheet (7), and the protrusion (5) and the button (4) are both arranged on the elastic sheet (7).

4. The self-locking eraser sheath according to claim 3, wherein: the push button is characterized in that the end parts of the two ends of the elastic sheet (7) are respectively fixed on the push body (3), the middle part of the elastic sheet (7) is suspended, and the button (4) and the protrusion (5) are arranged in the middle part of the elastic sheet (7).

5. The self-locking eraser sheath according to claim 4, wherein: the bulges (5) are respectively arranged at the front end and the rear end of the elastic sheet (7), and the button (4) is positioned between the two bulges (5).

6. The self-locking eraser sheath according to claim 3, wherein: one end of the elastic sheet (7) is fixed on the pushing body (3), the other end of the elastic sheet (7) is a free end, and the bulge (5) is arranged at the other end of the elastic sheet (7).

7. The self-locking eraser sheath according to claim 1, wherein: the upper surface of the shell (1) is provided with an opening (8) communicated with the sliding groove (2), and the button (4) extends into the sliding groove (2) through the opening (8) and is connected with the pushing body (3).

8. The self-locking eraser sheath according to claim 7, wherein: the shell (1) comprises a front shell (9) and a rear shell (10), the front shell (9) and the rear shell (10) are detachably connected, and the opening (8) is positioned between the front shell (9) and the rear shell (10).

9. The self-locking eraser sheath according to claim 1, wherein: the side surface of the pushing body (3) is provided with a plurality of elastic plates (11), the elastic plates (11) enclose a containing groove (12) for clamping an eraser, and a gap is reserved between every two adjacent elastic plates (11).

10. The self-locking eraser sheath according to claim 9, wherein: the number of the elastic plates (11) is four, and the projection of the accommodating groove (12) on the side surface of the push body (3) is in an isosceles trapezoid shape.