CN216430214U

CN216430214U - Quick-release screw and range hood capable of being quickly identified and operated by user

Info

Publication number: CN216430214U
Application number: CN202122653727.8U
Authority: CN
Inventors: 任富佳; 方雯; 陈凯; 戴敏军; 刘丹
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-05-03
Anticipated expiration: 2031-11-02

Abstract

The utility model provides a quick detach screw and lampblack absorber that user can discern fast and operate is provided with the buckle on the screw rod of quick detach screw, is provided with the elastic component between screw rod and the buckle, and the quick detach screw is at the in-process of screwing up, and the elastic component is compression state. Set up the elastic component between quick detach screw's screw rod and the buckle, the change of dynamics can be experienced to the in-process of unclamping and screwing up, and indirect messenger user knows quick detach screw's mounted state. When the mounting position of the quick-release screw is incorrect, or the screw is loosened after being mounted, the screw can be ejected outwards under the action of the elastic piece, so that a user is reminded to re-fasten the quick-release screw.

Description

Quick-release screw and range hood capable of being quickly identified and operated by user

Technical Field

The utility model relates to a kitchen appliance field, concretely relates to quick detach screw and lampblack absorber that user can discern fast and operate.

Background

The set screw of some current products, the convenience of considering to use, use quick detach structure, nevertheless by the mounting is non-transparent usually, the user sees the screw structure clearly, unclear inner structure, to the user, can't discern before tearing open, still rotate according to existing cognition, it is unclear which angle can fix, lead to the repeated rotation of repetition, do not play the effect of quick detach, perhaps do not rotate suitable position, long-term use back part drops easily, does not reach fixed effect.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model aims to provide a quick detach screw and lampblack absorber that the user can discern fast and operate to whether make the user can discern the quick detach screw and install in place.

The utility model also provides a quick detach screw and lampblack absorber that the user can discern fast and operate, be provided with the buckle on the screw rod of quick detach screw, be provided with the elastic component between screw rod and the buckle, the quick detach screw is at the in-process of screwing up, and the elastic component is compression state.

Furthermore, the elastic part is a compression spring which is sleeved on the screw rod.

Furthermore, a linear groove or a linear protrusion is arranged on the screw head of the quick-release screw, and the extending direction of the linear groove or the linear protrusion is parallel to the extending direction of the buckle.

Furthermore, the screw head is in an oval structure, and the extending direction of the straight-shaped groove or the straight-shaped bulge is parallel to the long axis direction of the oval structure.

Furthermore, the ratio of the long axis to the short axis of the screw head is a, and a is more than or equal to 1.2.

Furthermore, a gasket is arranged between the elastic piece and the buckle, and a screwing mark is arranged on one surface of the gasket facing the screw head.

Further, the gasket is provided with a positioning structure, and the positioning structure can limit the rotation of the gasket.

Further, the positioning structure comprises a protruding portion arranged on the gasket and a lower concave portion arranged on the periphery of the screw hole, and when the protruding portion is inserted into the lower concave portion, the rotation of the gasket can be limited.

Further, the rotation direction identification comprises a loosening line, a tightening line and a rotation indicating line, an included angle between the loosening line and the tightening line is 90 degrees, and the rotation indicating line is arranged between the loosening line and the tightening line.

The utility model also provides a lampblack absorber, including the quick detach screw that above-mentioned user can discern fast and operate.

Adopt the utility model provides a quick detach screw and lampblack absorber that user can discern fast and operate has following technological effect:

the elastic piece is arranged between the screw rod and the buckle of the quick-release screw, so that the change of force can be sensed in the loosening and tightening processes, and a user can indirectly know the installation state of the quick-release screw. When the mounting position of the quick-release screw is incorrect, or the screw is loosened after being mounted, the screw can be ejected outwards under the action of the elastic piece, so that a user is reminded to tighten the quick-release screw again.

And the elastic part is a compression spring which is sleeved on the screw rod, so that the connection between the elastic part and the screw rod is facilitated.

The extension direction of the linear groove or the linear protrusion is parallel to the extension direction of the buckle, the position of the buckle can be indirectly known through the extension direction of the linear groove or the linear protrusion, and the identifiability of the quick-release screw in the installation process is improved.

And the screw head is of an elliptical structure, and the linear groove or the linear bulge faces the long axis direction of the elliptical structure, so that the identification degree of a user in the installation process of the quick-release screw is further improved.

And fifthly, a gasket is arranged between the elastic piece and the buckle, a screwing mark is arranged on one surface of the gasket facing the screw head, and a user can clearly know which direction to rotate through the screwing mark in the installation process, so that the installation of the user is facilitated.

And an included angle between the loosening mark line and the tightening mark line is 90 degrees, and the rotation indicating line is arranged between the loosening mark line and the tightening mark line, so that the user can further clearly know the rotating direction and amplitude.

Drawings

Fig. 1 is a schematic perspective view of a quick release screw of the present invention;

FIG. 2 is a perspective view of the screw, the screw head and the buckle of the quick release screw shown in FIG. 1;

FIG. 3 is a front view of the screw head of FIG. 1;

FIG. 4 is a schematic front view of the gasket of FIG. 1;

10. a screw; 20. buckling; 30. a screw head; 31. a straight-shaped groove; 32. positioning a card alignment line; 40. an elastic member; 50. a gasket; 51. rotating direction identification; 511. loosening the marked line; 512. tightening the marking line; 513. rotating the indicating line; 52. a raised portion.

Detailed Description

To clearly illustrate the design concept of the present invention, the following description is made with reference to the examples.

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are described below clearly and completely with reference to the drawings in the examples of the present invention, and it is obvious that the described examples are only a part of examples of the present invention, but not all examples. Based on the examples of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present embodiment, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and simplification of description, and 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.

The utility model provides a quick detach screw and lampblack absorber that user can discern fast and operate to make the user can discern whether the quick detach screw installs and targets in place. The range hood comprises the quick-release screw which can be quickly identified and operated by a user.

As shown in fig. 1 to 4, a buckle 20 is disposed on a screw 10 of the quick release screw, an elastic member 40 is disposed between the screw 10 and the buckle 20, and the elastic member 40 is in a compressed state during a tightening process of the quick release screw. In this embodiment, the elastic member 40 is a compression spring, and the compression spring is sleeved on the screw rod 10.

In this embodiment, the elastic member 40 is disposed between the screw 10 and the buckle 20 of the quick release screw, so that the user can feel the change of force during the loosening and tightening processes, thereby indirectly knowing the installation state of the quick release screw. When the mounting position of the quick-release screw is incorrect, or the quick-release screw is loosened after being mounted, the screw can be ejected outwards under the action of the elastic piece, so that a user is reminded to fasten the quick-release screw again. The elastic member 40 is a compression spring, and the compression spring is sleeved on the screw rod 10 to facilitate the connection of the two.

In the present embodiment, as shown in fig. 2 and 3, in order to facilitate the use of the screwdriver, a straight-shaped groove 31 is formed on the screw head 30 of the quick-release screw, and the extending direction of the straight-shaped groove 31 is parallel to the extending direction of the buckle 20. In this embodiment, the position of the buckle 20 can be indirectly known through the extending direction of the straight-shaped groove 31, so that the identifiability of the quick-release screw in the installation process is improved. Alternatively, the linear groove 31 may be a linear protrusion structure.

As shown in fig. 3, in the present embodiment, the screw head 30 has an oval structure, and the extending direction of the straight-shaped groove 31 is parallel to the long axis direction of the oval structure. In this embodiment, the linear groove 31 is formed on the major axis of the elliptical structure. In this embodiment, the screw head 30 is an elliptical structure, and the linear groove 31 faces the long axis direction of the elliptical structure, so as to further improve the recognition degree of the user in the installation process of the quick-release screw. Alternatively, the shape of the screw head 30 may be other non-symmetrical configurations.

As shown in fig. 3, in order to ensure that the user can easily recognize the direction, the length ratio of the major axis to the minor axis of the elliptical shape is greater than 1.2, in this embodiment, the length ratio of the major axis to the minor axis of the elliptical shape is 1.5, a positioning alignment line 32 is disposed at the edge of the screw head 30, and the positioning alignment line 32 is disposed in the extending direction of the linear groove 31.

As shown in fig. 4, a spacer 50 is provided between the elastic member 40 and the buckle 20, and a rotation indicator 51 is provided on a surface of the spacer 50 facing the screw head 30. In the installation process, a user can clearly know which direction to rotate through the rotation direction mark 51, so that the installation is convenient for the user.

As shown in fig. 4, the rotation indicator 51 includes a loose indicator line 511, a tight indicator line 512, and a rotation indicator line 513, the included angle between the loose indicator line 511 and the tight indicator line 512 is 90 degrees, and the rotation indicator line 513 is disposed between the loose indicator line 511 and the tight indicator line 512, so that the user can further clearly see the direction and the magnitude of the rotation.

As shown in fig. 4, the surface of shim 50 remote from screw head 30 is provided with a locating feature that limits the rotation of shim 50. In this embodiment, the positioning structure includes a protrusion 52 provided on the spacer 50 and a lower recess provided on the outer periphery of the screw hole, and when the protrusion 52 is inserted into the lower recess, the rotation of the spacer 50 can be restricted. The number of the protrusions 52 is two, and they are located at the upper and lower edge ends of the gasket 50, respectively. When the position of the spacer 50 is restricted, the loose gauge line 511 is in a horizontal position, the tight gauge line 512 is in a vertical position, and is located above the tight gauge line 512, and the loose gauge line 511 and the tight gauge line 512 are located at edge positions of the spacer 50, respectively. Optionally, the positioning structure can also be selected from a pinhole fit, a clamping fit and the like.

The specific operation flow is as follows: firstly, the convex part on the gasket 50 is inserted into the lower concave part on the periphery of the screw hole, the loosening mark 511 is in a horizontal position, the tightening mark 512 is in a vertical position and is positioned above the tightening mark 512, and the quick-release screw with the elastic element 40 is installed through the central hole of the gasket 50 and is screwed towards the tightening mark 512 according to the pointing direction of the rotation indicating line 513 on the gasket 50. When the screw is removed, the screw is loosened in the opposite direction to the loosening direction of the marking 511.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.

Claims

1. The utility model provides a quick detach screw that user can discern fast and operate which characterized in that, be provided with buckle (20) on screw rod (10) of quick detach screw, screw rod (10) with be provided with elastic component (40) between buckle (20), quick detach screw is at the in-process of screwing up, elastic component (40) are compression state.

2. The quick release screw which can be quickly identified and operated by a user according to claim 1, wherein the elastic member (40) is a compression spring which is sleeved on the screw rod (10).

3. The quick release screw capable of being quickly identified and operated by a user according to claim 1 is characterized in that a linear groove (31) or a linear protrusion is arranged on a screw head (30) of the quick release screw, and the extending direction of the linear groove (31) or the linear protrusion is parallel to the extending direction of the buckle (20).

4. The user-friendly quick release screw according to claim 3, wherein the screw head (30) is of an oval structure, and the extension direction of the straight groove (31) or the straight protrusion is parallel to the long axis direction of the oval structure.

5. The user-friendly quick release screw according to claim 4, wherein the ratio of the major axis to the minor axis of the screw head (30) is a, a ≧ 1.2.

6. The user-friendly quick release screw according to any one of claims 3 to 5, wherein a washer (50) is arranged between the elastic member (40) and the buckle (20), and a screwing mark (51) is arranged on the side of the washer (50) facing the screw head (30).

7. Quick release screw according to claim 6, characterised in that said spacer (50) is provided with a positioning structure able to limit the rotation of said spacer (50).

8. The quick release screw capable of being quickly identified and operated by a user according to claim 7, wherein the positioning structure comprises a convex portion (52) arranged on the gasket (50) and a concave portion arranged on the periphery of the screw hole, and when the convex portion (52) is inserted into the concave portion, the rotation of the gasket (50) can be limited.

9. The quick release screw capable of being quickly identified and operated by a user according to claim 7, wherein the rotation direction indicator (51) comprises a loosening mark line (511), a tightening mark line (512) and a rotation indicator line (513), the included angle between the loosening mark line (511) and the tightening mark line (512) is 90 degrees, and the rotation indicator line (513) is arranged between the loosening mark line (511) and the tightening mark line (512).

10. A range hood comprising a quick release screw as claimed in any one of claims 1 to 9 which can be quickly identified and operated by a user.