CN218767958U

CN218767958U - Anti-cracking plastic alloy knob

Info

Publication number: CN218767958U
Application number: CN202222575005.XU
Authority: CN
Inventors: 颜三胜; 谭可莲; 颜栋
Original assignee: Foshan Tuben Plastic Products Co ltd
Current assignee: Foshan Tuben Plastic Products Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-03-28
Anticipated expiration: 2032-09-28

Abstract

The utility model belongs to the technical field of the knob, especially, for a prevent plastic alloy knob that breaks, when using to traditional knob working of plastics, structural stability is poor, very easily receives the problem of the destruction of external force, now proposes following scheme, and it includes knob and guard circle, knob sliding connection is in the guard circle, two slip holes have been seted up in the outside of guard circle, slidable mounting has the kelly in the slip hole, two draw-in grooves have been seted up in the outside of knob, the kelly activity clamps in the draw-in groove that corresponds, and the spacing groove has all been seted up to one side that two kellies kept away from each other, vertical slidable mounting has two clamp plates between the top inner wall of spacing groove and the bottom inner wall. The utility model has the advantages of reasonable design, realize the fixed connection between knob and the guard circle through the cooperation of kelly and draw-in groove, realize the fixed to the kelly through the cooperation between square plate and the square groove, play the effect that promotes the fixity ability of knob and guard circle, the reliability is high.

Description

Anti-cracking plastic alloy knob

Technical Field

The utility model relates to a knob technical field especially relates to a prevent plastic alloy knob that breaks.

Background

The knob is a manual element that is turned by hand. The rotation is divided into continuous and multiple rotations according to functional requirements, and the rotation angle can reach 360 degrees; positioning rotation and the like can also be performed. The classified shapes can be divided into a round knob, a polygonal knob, a pointer knob, a manual rotating disc and the like. A conventional knob, disc or dial, with one or a series of markings on the rim, may be rotated or pushed in and out to activate and manipulate or control something.

However, when the traditional knob plastic part is used, the structural stability is poor, the knob is extremely easy to be damaged by external force, and the service life of the knob is greatly reduced, so that the anti-cracking plastic alloy knob is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and provides an anti-rupture plastic alloy knob.

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

the utility model provides an anti-rupture plastic alloy knob, includes knob and guard circle, knob sliding connection is in the guard circle, two slip holes have been seted up in the outside of guard circle, slidable mounting has the kelly in the slip hole, two draw-in grooves have been seted up in the outside of knob, the kelly activity clamps in the draw-in groove that corresponds, and the spacing groove has all been seted up to one side that two kellies kept away from each other, vertical slidable mounting has two clamp plates between the top inner wall of spacing groove and the bottom inner wall, and the equal fixed mounting in one side that two clamp plates that lie in same one side kept away from each other has the square plate, the square groove has all been seted up to the top and the bottom of slip hole, square plate activity joint is in the square groove that corresponds.

Preferably, the top and the top of kelly are all fixed mounting have the swash plate, and two swash plates are the symmetry setting.

Preferably, a reset spring is fixedly installed on one side, close to the guard ring, of the inclined plate, and the reset spring is fixedly connected with the guard ring.

Preferably, the same guide rod is fixedly installed between the top inner wall and the bottom inner wall of the limiting groove, and the pressing plate is installed on the outer side of the corresponding guide rod in a sliding mode.

Preferably, a plurality of supporting springs are fixedly installed between the two pressing plates positioned on the same side, and the supporting springs are arranged at equal intervals.

Preferably, one side of the pressure plate, which is far away from the protective ring, is fixedly provided with a baffle, and the two baffles positioned on the same side are symmetrically arranged.

In the utility model, the anti-cracking plastic alloy knob drives the pressing plate and the square plate to move towards the direction close to each other by pressing the pressing plate towards one side close to each other, the square plate is separated from the square groove while a plurality of supporting springs are compressed, so that the limit of the clamping rod is relieved, the pressing plate is driven to move towards one side far away from the guard ring by pulling the baffle plate, the inclined plate is driven to move towards one side far away from the guard ring and compress the reset spring, so that the clamping rod is separated from the clamping groove, the fixation between the guard ring and the knob is contacted, and the guard ring is convenient to replace;

in the utility model, the anti-cracking plastic alloy knob is characterized in that the clamping rod is clamped into the groove again under the elastic action of the reset spring, and the square plate is clamped into the square groove again under the elastic action of the support spring, so that the knob and the protection ring are fixed;

the utility model has the advantages of reasonable design, realize the fixed connection between knob and the guard circle through the cooperation of kelly and draw-in groove, realize the fixed to the kelly through the cooperation between square plate and the square groove, play the effect that promotes the fixity ability of knob and guard circle, the reliability is high.

Drawings

Fig. 1 is a schematic perspective view of a plastic alloy knob for preventing breakage according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a rupture-proof plastic alloy knob according to the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. a knob; 2. a protective ring; 3. a clamping rod; 4. a card slot; 5. a limiting groove; 6. pressing a plate; 7. a square plate; 8. a square groove; 9. a sloping plate; 10. a return spring; 11. a guide bar; 12. a support spring; 13. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a prevent plastic alloy knob that breaks, including knob 1 and

guard circle

2, 1 sliding connection of knob is in guard circle 2, two slip holes have been seted up in the outside of guard circle 2, slidable mounting has kelly 3 in the slip hole, two draw-in grooves 4 have been seted up in the outside of knob 1, kelly 3 activity clamps in corresponding draw-in groove 4, spacing groove 5 has all been seted up to one side that two kellies 3 kept away from each other, vertical slidable mounting has two clamp plates 6 between the top inner wall of spacing groove 5 and the bottom inner wall, the equal fixed mounting in one side that two clamp plates 6 that lie in same one side kept away from each other has square plate 7, square groove 8 has all been seted up to the top and the bottom of slip hole, square plate 7 activity joint is in corresponding square groove 8.

The utility model discloses in, the top of kelly 3 and the equal fixed mounting in top have swash plate 9, and two swash plates 9 are the symmetry setting, are convenient for be connected between kelly 3 and the guard circle 2.

The utility model discloses in, swash plate 9 is close to one side fixed mounting of guard circle 2 has reset spring 10, and reset spring 10 and guard circle 2 fixed connection play the effect that resets to kelly 3.

The utility model discloses in, fixed mounting has same guide bar 11 between the top inner wall of spacing groove 5 and the bottom inner wall, and 6 slidable mounting of clamp plate play the effect of direction in the outside of the guide bar 11 that corresponds in clamp plate 6.

The utility model discloses in, lie in fixed mounting have a plurality of supporting spring 12 between two clamp plates 6 with one side, a plurality of supporting spring 12 are equidistant setting for 6 atress balances of clamp plate.

The utility model discloses in, one side fixed mounting that guard circle 2 was kept away from to clamp plate 6 has baffle 13, lies in and is the symmetry setting with two baffles 13 of one side, is convenient for spur clamp plate 6.

The utility model discloses in, when using, through compressing tightly clamp plate 6 to one side that is close to each other, thereby drive clamp plate 6 and square plate 7 together to the direction motion that is close to each other, make square plate 7 break away from square groove 8 when compressing a plurality of supporting spring 12, thereby the spacing to kelly 3 has been removed, drive clamp plate 6 through pulling baffle 13 and to keeping away from 2 side motion of guard circle, thereby drive swash plate 9 to the side motion and the compression reset spring 10 of keeping away from guard circle 2, thereby make kelly 3 break away from draw-in groove 4, thereby contact protection circle 2 and knob between 1 fixed, be convenient for change guard circle 2, after changing, kelly 3 card slot again under reset spring 10's effect, under supporting spring 12's effect, square plate 7 card goes into square groove 8 again, realize fixing between knob 1 and the guard circle 2.

Claims

1. The utility model provides an anti-rupture plastic alloy knob, includes knob and guard circle, its characterized in that, knob sliding connection is in the guard circle, two slip holes have been seted up in the outside of guard circle, slidable mounting has the kelly in the slip hole, two draw-in grooves have been seted up in the outside of knob, the kelly activity clamps in the draw-in groove that corresponds, and the spacing groove has all been seted up to one side that two kellies kept away from each other, vertical slidable mounting has two clamp plates between the top inner wall of spacing groove and the bottom inner wall, and the equal fixed mounting in one side that two clamp plates that lie in same one side kept away from each other has the square plate, the square groove has all been seted up to the top and the bottom in slip hole, square plate activity joint is in the square groove that corresponds.

2. The rupture-proof plastic alloy knob according to claim 1, wherein the top and the top of the clamping rod are both fixedly provided with inclined plates, and the two inclined plates are symmetrically arranged.

3. The rupture-proof plastic alloy knob according to claim 2, wherein a return spring is fixedly mounted on one side of the inclined plate close to the protection ring, and the return spring is fixedly connected with the protection ring.

4. The rupture-preventing plastic alloy knob according to claim 1, wherein the same guide rod is fixedly installed between the top inner wall and the bottom inner wall of the limiting groove, and the pressing plate is slidably installed at the outer side of the corresponding guide rod.

5. The rupture-proof plastic alloy knob according to claim 1, wherein a plurality of supporting springs are fixedly installed between the two pressing plates located on the same side, and the supporting springs are arranged at equal intervals.

6. The rupture-proof plastic alloy knob according to claim 1, wherein a baffle is fixedly installed on one side of the pressure plate away from the protection ring, and the two baffles located on the same side are symmetrically arranged.