CN217118238U - Buckling structure - Google Patents

Abstract

The utility model provides a buckling structure, which comprises a first connecting part and a second connecting part, and a hand buckle part and an elastic part which are arranged on the first connecting part; the second base is installed on the second connecting portion, and a positioning groove is formed in the second base; the hand fastener at least comprises a locking bulge matched with the positioning groove; the elastic piece acts on the hand fastener so that the locking protrusion can be clamped into the positioning groove. The elastic piece arranged in the utility model acts on the hand fastener, and the locking bulge can be clamped into the positioning groove by applying pre-pressure to the hand fastener, thereby realizing the quick connection of two parts; when the locking device needs to be disassembled, the elastic piece is compressed by applying force to the hand fastener, so that the locking protrusion is separated from the positioning groove, and the two parts can be rapidly disassembled; the disassembly is convenient, and the damage of parts is not easy to cause.

Description

Buckling structure

Technical Field

The utility model relates to a product structure technical field especially relates to a detain bit architecture.

Background

In the production process of a terminal product, a plurality of parts need to be detachably connected to realize corresponding functions, and the conventional threaded or bolt connection affects the attractiveness of the product on one hand and is more important on the other hand, namely the disassembly is inconvenient. Therefore, for parts needing to be frequently disassembled, the connection between the parts usually adopts a buckling structure. The existing buckle position structure realizes the clamping through the molded surface modeling between parts, the molded surface friction of the buckle is frequent, and the clamping effect becomes poor after the buckle is worn; meanwhile, frequent disassembly easily causes damage to the clamping part of the part, and the disassembly difficulty is large relatively speaking.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a detain bit architecture, it can realize the high-speed joint between two spare parts and dismantle.

The embodiment of the utility model discloses a realize through following technical scheme:

a buckling structure is used for connecting a first connecting part and a second connecting part and comprises a hand fastener and an elastic part which are arranged on the first connecting part; the second base is installed on the second connecting portion, and a positioning groove is formed in the second base; the hand fastener at least comprises a locking bulge matched with the positioning groove; the elastic piece acts on the hand fastener so that the locking protrusion can be clamped into the positioning groove. The elastic piece acts on the hand fastener, and the locking protrusion can be clamped into the positioning groove by applying pre-pressure to the hand fastener, so that the two parts are quickly connected; when the locking device needs to be disassembled, the elastic piece is compressed by applying force to the hand fastener, so that the locking protrusion is separated from the positioning groove, and the two parts can be rapidly disassembled; the disassembly is convenient, and the damage of parts is not easy to cause.

According to a preferred embodiment, the device further comprises a first base mounted to the first connecting portion, the first base having a guide cavity configured thereon; the hand fastener is embedded in the guide cavity in a sliding manner, and the elastic piece is pressed between the hand fastener and the inner wall of the guide cavity. The direction chamber here can carry on spacingly to hand fastener to make hand fastener can slide according to fixed path wherein, stability is good, and convenient to use person uses, promotes user experience and feels.

According to a preferred embodiment, the guide cavity is defined by a guide groove formed in the first base and a baffle plate arranged at an opening end of the guide groove; run through on the baffle and be provided with the hole of stepping down, hand fastener runs through the hole of stepping down. The baffle and the guide groove form a guide cavity together, so that the hand fastener is convenient to disassemble and assemble and maintain.

According to a preferred embodiment, the hand fastener further comprises a guide block, and the guide block is slidably embedded in the guide cavity; the guide block is provided with a limiting hole, one end of the elastic piece is embedded in the limiting hole, and the other end of the elastic piece is abutted to the inner wall of the guide cavity. The directional sliding of the hand fastener is realized through the matching of the guide block and the guide cavity.

According to a preferred embodiment, the elastic member is a spring; the bottom of the limiting hole is provided with a positioning column, and the elastic piece is sleeved outside the positioning column. The limiting hole is matched with the positioning column to be used for positioning and installing the elastic piece, so that the elastic piece cannot be separated from the guide block when acting force is applied to the guide block, and the safety is high.

According to a preferred embodiment, a hand hole is formed through the bottom of the guide groove, and the hand fastener can be exposed from the hand hole. The hand hole is convenient for a user to touch the hand fastener, and is convenient to operate.

According to a preferred embodiment, the hand fastener further comprises an operating slot distributed near the hand hole, the operating slot being capable of being exposed from the hand hole. The operation groove convenient to use person is to the guide block application of force, and convenient to use person will lock protruding and constant head tank separation for first connecting portion and second connecting portion can relieve the relation of connection fast.

According to a preferred embodiment, the hand fastener further comprises a guide block, and the locking protrusion is arranged on one side of the guide block close to the positioning groove; the locking protrusion is provided with a locking surface for being attached to the first inner side surface of the positioning groove. The fitting of the locking surface and the first inner side surface of the positioning groove realizes the spacing of the locking protrusions, so that the first connecting portion cannot rotate towards the direction of the unlocking cutter, the spacing effect is good, and the safety is high.

According to a preferred embodiment, the locking protrusion is provided with a first guiding surface arranged opposite to the locking surface, and an included angle between the first guiding surface and the locking surface is an acute angle; dispose the second guide face on the second base, the second guide face distribute in the constant head tank with between the second connecting portion, the second guide face with the contained angle between the first medial surface of constant head tank is the acute angle. The second guide surface cooperates with the first guide surface to facilitate assembly of the locking projection with the positioning slot.

According to a preferred embodiment, a handle is arranged on the outer edge of the operating slot, and the handle penetrates through the hand hole. The handle is matched with the operation groove, so that a user can apply acting force to the guide block further conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded view of a first connecting portion, a second connecting portion and a middle buckle structure of the present invention;

fig. 2 is a schematic perspective view of the assembled first connecting portion, second connecting portion and middle buckle structure of the present invention;

fig. 3 is a schematic top view of the first connecting portion, the second connecting portion and the middle buckle structure of the present invention after being assembled;

FIG. 4 is a schematic cross-sectional view of section A-A of FIG. 3;

FIG. 5 is a schematic structural view of the locking protrusion of the present invention after being inserted into the positioning groove;

FIG. 6 is a schematic cross-sectional view of section B-B of FIG. 3;

fig. 7 is a schematic perspective view of the first connecting portion after the middle hand fastener of the present invention is assembled;

fig. 8 is a schematic view of a first three-dimensional structure of the middle hand fastener of the present invention;

fig. 9 is a schematic view of a second three-dimensional structure of the middle hand fastener of the present invention.

Icon: 1-a second connecting part, 11-a second body, 111-a positioning groove, 112-a connecting bulge, 1121-a hinge hole, 113-a second guide surface, 2-a first connecting part, 21-a guide groove, 211-a hand hole, 212-a nested hole, 213-a hinge shaft, 22-a guide block, 221-a limiting hole, 2211-a positioning column, 222-an operation groove, 223-a handle, 23-a locking bulge, 231-a first guide surface, 232-a locking surface, 24-a baffle, 241-a abdicating hole, 242-a nested block, 243-a screw hole, 25-an elastic part and 26-an extending block.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 7, the first connection portion 2 and the second connection portion 1 in this embodiment may be two components that need to be connected to each other in any usage scenario, and may be separated from each other before the present buckling structure is used, that is, there is no connection relationship between the two components; or the two can be in a certain connection relation, and the buckling structure can be used for further connecting and limiting. The first connecting part 2 and the second connecting part 1 are two parts of the knife locking structure of the food processor, and the first connecting part 2 and the second connecting part 1 are hinged with each other before the structure is used. Specifically, as shown in fig. 1 and 2, the second connecting portion 1 includes a second body 11, a connecting protrusion 112 is disposed on the second body 11, and a hinge hole 1121 is formed through the connecting protrusion 112; the first connection portion 2 includes a first body, a hinge shaft 213 is disposed on the first body, and the hinge shaft 213 is inserted into the hinge hole 1121 and is rotatably connected thereto. That is, the first link 2 and the second link 1 are rotatably coupled by the engagement of the hinge shaft 213 and the hinge hole 1121. When the knife locking structure is used, after the knife of the food processor is locked, the relative positions of the first connecting part 2 and the second connecting part 1 are fixed, namely free rotation cannot be realized; when the tool needs to be disassembled, the relative positions of the first connecting part 2 and the second connecting part 1 are not fixed, namely, free rotation can be realized. The buckling structure in this embodiment is used to connect the first connecting portion 2 and the second connecting portion 1 so that the relative position of the tool after being locked can be fixed.

Referring to fig. 1 to 9, a fastening structure for connecting a first connecting portion 2 and a second connecting portion 1 includes a hand fastening member and an elastic member 25 mounted on the first connecting portion 2; the connecting device also comprises a second base which is arranged on the second connecting part 1, and a positioning groove 111 is arranged on the second base; the hand fastener at least comprises a locking bulge 23 matched with the positioning groove 111; the elastic member 25 acts on the hand fastener to enable the locking projection 23 to be snapped into the positioning groove 111.

In the embodiment, when the first connecting portion 2 rotates relative to the second connecting portion 1 to a state that the cutting tool of the food processor is locked, the elastic member 25 applies an acting force to the hand fastener to enable the hand fastener to approach the second connecting portion 1, so that the locking protrusion 23 is clamped in the positioning groove 111, and the fixing of the position between the first connecting portion 2 and the second connecting portion 1 is realized through the mutual matching of the locking protrusion 23 and the positioning groove 111, so that the structure is simple and the connecting effect is good; and when the cutter needs to be disassembled, namely the first connecting part 2 and the second connecting part 1 are required to rotate freely, only the external force of a user is required to drive the hand fastener to enable the locking protrusion 23 to be separated from the positioning groove 111. The elastic member 25 can apply a force in the direction of the positioning groove 111 in real time after the locking protrusion 23 is inserted into the positioning groove 111, and can effectively prevent the locking protrusion 23 and the positioning groove 111 from being separated.

In other embodiments, the positioning groove 111 may not be formed in the second connecting portion 1, but the locking protrusion 23 is pressed against the second connecting portion 1 under the action of the elastic member 25, because the elastic force of the elastic member 25 generates static friction between the locking protrusion 23 and the second connecting portion 1, and the connection between the first connecting portion 2 and the second connecting portion 1 can also be achieved through the static friction. Here, in order to increase the frictional force, in addition to replacing the elastic member 25 having a larger elastic coefficient, an elastic rubber pad may be disposed on the surface of the locking protrusion 23 which is attached to the second coupling part 1, thereby ensuring the stability of the coupling state of the first coupling part 2 and the second coupling part 1.

The buckling structure in this embodiment further includes a first base mounted to the first connecting portion 2, the first base being configured with a guide cavity; the hand fastener is embedded in the guide cavity in a sliding way, and the elastic piece 25 is pressed between the hand fastener and the inner wall of the guide cavity; the hand fastener can be abutted against or separated from the second connecting part 1 in a sliding manner in the guide cavity under the action of the elastic piece 25. As shown in fig. 1, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, in this embodiment, the guide cavity is a cuboid as a whole, and when the first connecting portion 2 and the second connecting portion 1 are in the cutter locking state, the length direction of the guide cavity points to the positioning groove 111, so that the hand fastener can slide according to a fixed path therein, the stability is good, the use by a user is facilitated, and the experience of the user is improved.

The first base is fixedly connected with the first connecting portion 2, the second base is fixedly connected with the second connecting portion 1, and the installation position can be determined according to the specific shape of the first connecting portion 2 and the specific shape of the second connecting portion 1, so that the locking protrusion 23 and the second connecting portion 1 or the locking protrusion 23 and the positioning groove 111 arranged on the second connecting portion 1 can be matched to fix the relative position between the first connecting portion 2 and the second connecting portion 1 to the principle, and specific limitation is not made herein.

Further, the guide cavity is defined by a guide groove 21 arranged on the first base and a baffle plate 24 arranged at the opening end of the guide groove 21; the baffle 24 is provided with a yielding hole 241 in a penetrating mode, and the hand fastener penetrates through the yielding hole 241. In this embodiment, when the first connecting portion 2 and the second connecting portion 1 are in the tool locking state, the extending direction of the guide groove 21 points to the positioning groove 111, so that the sliding guide of the hand fastener is realized, and the sliding direction can be stably maintained. In this embodiment, the shape of the portion of the hand fastener engaged with the guide groove 21 is matched with the shape of the guide groove 21, that is, the outer surface of the hand fastener is in sliding fit with the inner surface of the guide groove 21. As shown in fig. 1 and 2, the baffle 24 is used to cover the guide groove 21 to form a guide cavity; on the other hand, the hand fastener can be limited so as not to be separated from the guide groove 21.

In this embodiment, as shown in fig. 1, two nesting blocks 242 are symmetrically disposed at the front end of the baffle 24, and two screw holes 243 are symmetrically disposed at the rear end. The screw holes 243 are used for fixing the retainer 24 to the opening end of the guide groove 21, i.e., to the first base, by screws. The baffle plate 24 can be detached through a screw fixing connection mode, so that the hand fastener can be detached conveniently, and replacement and maintenance are facilitated. In this embodiment, the sidewall of the guiding slot 21 is provided with a nesting hole 212 matching with the nesting block 242. In the process of mounting the retainer 24, the fitting block 242 is inserted into the fitting hole 212 to be pre-fixed, and then fixed to the opening end of the guide groove 21 by inserting a screw through the screw hole 243.

As shown in fig. 1, 2, 4 and 5, the offset hole 241 is a square frame shape, which facilitates the extension of the locking protrusion 23 of the hand fastener out of the guide cavity. In this embodiment, the size of the hole 241 of stepping down can make the hand fastener slide to the extreme position in the guide cavity without interfering with the inner side surface of the hole 241 of stepping down. In other embodiments, the yielding hole 241 may be circular or other shapes, so as to realize the principle that the baffle 24 limits the position of the hand fastener and the yielding hole 241 does not interfere with the hand fastener during the sliding process, which is not limited herein.

In this embodiment, as shown in fig. 1, 8 and 9, the hand fastener further includes a guide block 22, and the guide block 22 is slidably embedded in the guide cavity; the guide block 22 is provided with a limiting hole 221, one end of the elastic element 25 is embedded in the limiting hole 221, and the other end is abutted to the inner wall of the guide cavity. In this embodiment, in order to increase the stability, two elastic members 25 are symmetrically disposed on the guide block 22, and the force application directions of the two elastic members 25 are the same and are both the same as the sliding direction of the guide block 22 in the guide cavity. The position-limiting hole 221 is used for positioning and installing the elastic member 25, so that the elastic member does not separate from the guide block 22 when acting force is applied to the guide block 22, and safety is high.

Further, the elastic member 25 is a spring; the bottom of the limiting hole 221 is provided with a positioning post 2211, and the elastic member 25 is sleeved outside the positioning post 2211. As shown in fig. 6 and 9, the limiting hole 221 is a half hole, so that the positioning column 2211 can be exposed to the outside, thereby facilitating the installation and removal of the elastic member 25. Meanwhile, the contact area between the guide block 22 and the upper bottom surface of the guide cavity can be reduced, friction is reduced, and the guide block 22 can slide in the guide cavity conveniently.

In some embodiments, the limiting hole 221 may be a blind hole opened on an end surface of the guide block 22 opposite to the force application direction of the elastic element 25.

As shown in fig. 1, 3 and 4, a hand hole 211 is formed through the bottom of the guide groove 21, and the hand fastener can be exposed from the hand hole 211. The hand hole 211 facilitates the user to reach the hand fastener for easy operation.

In this embodiment, the end surface of the guide block 22 close to the hand hole 211 is provided with an operation groove 222, and the operation groove 222 can be exposed from the hand hole 211. The operation groove 222 facilitates a user to apply force to the guide block 22 and to separate the locking protrusion 23 from the positioning groove 111, so that the first coupling part 2 and the second coupling part 1 can be quickly released from the coupling relationship. In this embodiment, a handle 223 is disposed on an outer edge of the operation groove 222, and the handle 223 penetrates the hand hole 211. The cooperating operating slot 222 further facilitates the user's application of force to the guide block 22.

In this embodiment, as shown in fig. 8 and 9, two limiting holes 221 are symmetrically distributed about the operation slot 222.

In this embodiment, the locking protrusion 23 is disposed on one side of the guide block 22 close to the positioning slot 111; the locking protrusion 23 is provided with a locking surface 232 for fitting with the first inner side surface of the positioning groove 111. As shown in fig. 4, at this time, the first connecting portion 2 and the second connecting portion 1 are in a state when the cutting tool of the food processor is locked, but the fastening structure does not fixedly connect the two portions; as shown in fig. 5, for the state when first connecting portion 2 and second connecting portion 1 are in cooking machine cutter locking to detain the state after the position structure carries out fixed connection to both, at this moment, the laminating of the first medial surface of locking face 232 and constant head tank 111, thereby the realization is to the protruding 23 spacing of locking, and then makes first connecting portion 2 can not rotate towards the direction of unblock cutter, and is spacing effectual, and the security is high.

In this embodiment, as shown in fig. 4, the locking protrusion 23 is configured with a first guiding surface opposite to the locking surface 232, and an included angle between the first guiding surface and the locking surface 232 is an acute angle; the second base is provided with a second guide surface, the second guide surface is distributed between the positioning groove 111 and the second connecting part 1, and an included angle between the second guide surface and the first inner side surface of the positioning groove 111 is an acute angle. In this embodiment, the second guide surface cooperates with the first guide surface to facilitate the fitting of the locking projection 23 with the positioning groove 111. Specifically, the guide block 22 is tightly attached to the inner wall of the guide groove 21 on the side close to the positioning groove 111 under the action of the elastic member 25, that is, under the condition that no external force is applied to the guide block 22, the locking protrusion 23 will interfere with the second connecting portion 1, so that the first connecting portion 2 and the second connecting portion 1 cannot be rotated to achieve the tool locking state. And through the cooperation between the first guide face that sets up and the second guide face for first connecting portion 2 is being close to the in-process of second connecting portion 1, and the interference point of locking arch 23 and second connecting portion 1 distributes in first guide face and second guide face, thereby in the further rotation process of first connecting portion 2, relative slip makes the elastic component 25 compression between second guide face and the first guide face, thereby avoids interfering the block that influences locking arch 23 and constant head tank 111. Preferably, the angle between the first guiding surface and the locking surface 232 is 60 °; the second guide surface makes an angle of 60 ° with the first inner side surface of the positioning groove 111.

In this embodiment, the guide block 22 and the locking protrusion 23 are connected by an extension block 26. Preferably, the guide block 22, the extension block 26 and the locking protrusion 23 are integrally formed.

In the present embodiment, preferably, as shown in fig. 1 and 2, the first base is integrally formed with the first connecting portion 2; the second base is integrally formed with the second connecting portion 1. I.e. the first seat may be the first body or part of the features of the first connection part 2, and likewise the second seat may be the second body 11 or part of the features of the second connection part 1. The space is reasonably utilized through the design mode of integral forming, and the compactness of the structure is increased.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims (10)

1. The utility model provides a detain bit architecture for connect first connecting portion (2) and second connecting portion (1), its characterized in that: comprises a hand buckle piece and an elastic piece (25) which are arranged on the first connecting part (2);

the second base is mounted to the second connecting portion (1), and a positioning groove (111) is arranged on the second base;

the hand fastener at least comprises a locking projection (23) matched with the positioning groove (111);

the elastic piece (25) acts on the hand fastener so that the locking protrusion (23) can be clamped into the positioning groove (111).

2. The bit-snapping structure of claim 1, wherein: the first base is mounted to the first connecting portion (2), and a guide cavity is configured on the first base;

the hand fastener is embedded in the guide cavity in a sliding manner, and the elastic piece (25) is pressed between the hand fastener and the inner wall of the guide cavity.

3. The snap structure of claim 2, wherein: the guide cavity is defined by a guide groove (21) arranged on the first base and a baffle plate (24) arranged at the opening end of the guide groove (21);

run through on baffle (24) and be provided with hole of stepping down (241), hand fastener runs through hole of stepping down (241).

4. The bit-snapping structure according to claim 2, wherein: the hand fastener further comprises a guide block (22), and the guide block (22) is embedded in the guide cavity in a sliding manner;

the guide block (22) is provided with a limiting hole (221), one end of the elastic piece (25) is embedded in the limiting hole (221), and the other end of the elastic piece is abutted to the inner wall of the guide cavity.

5. The snap structure of claim 4, wherein: the elastic piece (25) is a spring;

the bottom of the limiting hole (221) is provided with a positioning column (2211), and the elastic piece (25) is sleeved outside the positioning column (2211).

6. The bit-snapping structure of claim 3, wherein: the bottom of guide way (21) is run through and is provided with hand hole (211), hand fastener can expose in hand hole (211).

7. The snap structure of claim 6, wherein: the hand fastener also comprises an operation groove (222) distributed close to the hand hole (211), and the operation groove (222) can be exposed out of the hand hole (211).

8. The bit-snapping structure of claim 1, wherein: the hand fastener further comprises a guide block (22), and the locking protrusion (23) is arranged on one side, close to the positioning groove (111), of the guide block (22);

locking surface (232) are configured on locking arch (23), be used for with the laminating of the first medial surface of constant head tank (111).

9. The snap structure of claim 8, wherein: a first guide surface opposite to the locking surface (232) is arranged on the locking protrusion (23), and an included angle between the first guide surface and the locking surface (232) is an acute angle;

dispose the second guide face on the second base, the second guide face distribute in constant head tank (111) with between second connecting portion (1), the second guide face with the contained angle between the first medial surface of constant head tank (111) is the acute angle.

10. The bit-snapping structure of claim 7, wherein: a handle (223) is arranged on the outer edge of the operation groove (222), and the handle (223) penetrates through the handle hole (211).

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