CN216197345U - Straight arm four-hole undamped hinge - Google Patents

Abstract

The utility model discloses a straight arm four-hole undamped hinge, which comprises a movable seat, a fixed seat, a first hinged arm, a second hinged arm, a main hinged arm and a U-shaped pin shaft, wherein the second hinged arm comprises a connecting main body, a first arc-shaped elastic sheet is hinged on the left side of the connecting main body, a second arc-shaped elastic sheet is hinged on the right side of the connecting main body, a first edge extension part extends downwards below the first arc-shaped elastic sheet, a first hanging lug is arranged below the other end of the first arc-shaped elastic sheet, a first gap is arranged between the first hanging lug and the first extending part, the first hanging lug and the first extending part are matched to form a first inserting groove, a second extending part is arranged below the second arc-shaped elastic sheet and extends downwards, and a second hanging lug is arranged below the other end of the second arc-shaped elastic sheet, a second gap is formed between the second hanging lug and the second extending part, and the second hanging lug and the second extending part are matched to form a second inserting groove.

Description

Straight arm four-hole undamped hinge

Technical Field

The utility model relates to the technical field of hardware parts, in particular to a straight-arm four-hole undamped hinge.

Background

At present, when the furniture industry is manufacturing clamps, hinges are generally adopted to install the cabinet door on the cabinet body. The door hinge is provided with the spring, so that the cabinet door has pressing force when being opened or closed, and the door does not need to be fixed in a magnetic attraction or bolt mode, and is very convenient and fast to use.

However, the existing hinge includes a movable seat 1 for connecting with a cabinet door, a fixed seat 2 for connecting with a cabinet body, a first hinge arm 3 and a second hinge arm 4, a main hinge arm 5 is connected on the fixed seat 2 in a sliding manner, one end of the first hinge arm 3 is hinged with the movable seat 1, the other end of the first hinge arm 3 is hinged with the main hinge arm 5 through a third rotating shaft 6, the second hinge arm 4 is located in the first hinge arm 3, one end of the second hinge arm 4 is hinged with the movable seat 1, the other end of the second hinge arm 4 is hinged with one end of the main hinge arm 5 through a first rotating shaft 7, the movable seat 1 is rotatably connected with the first hinge arm 3 and the second hinge arm 4 through a U-shaped pin 8, a second rotating shaft 9 is rotated on the main hinge arm 5, the structure is relatively simple, but the hinged part of the second hinge arm 4 can only be provided with a U-shaped pin 8 with a certain diameter, when the U type round pin axle 8 of major diameter need be changed in the later stage, must replace whole second hinge arm 4, lead to raising the cost, current U type round pin axle 8 is direct bolt to second hinge arm 4 and sliding seat 1 in addition, leads to the later stage to use the back for a long time, and is not hard up easily, so needs improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a straight-arm four-hole undamped hinge to solve the problem of overhigh cost in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a straight arm four holes undamped hinge, is including the sliding seat that is used for with cabinet door connection, the fixing base that is used for connecting the cabinet body, first pivoted arm and second pivoted arm, sliding connection has main pivoted arm on the fixing base, the one end and the sliding seat of first pivoted arm are articulated, the other end of first pivoted arm is articulated through third pivot and main pivoted arm, the second pivoted arm is located first pivoted arm, and the one end and the sliding seat of second pivoted arm are articulated, the other end of second pivoted arm is articulated through the one end of first pivot and main pivoted arm, the articulated mode between free seat and first pivoted arm and the second pivoted arm rotate through a U type round pin axle and connect, it has second pivot, its characterized in that to rotate on the main pivoted arm: the second hinge arm include the connecting body, it has first arc shell fragment to articulate in the left side of connecting body, it has second arc shell fragment to articulate on the right side of connecting body, it has first extension portion along stretching under the below of first arc shell fragment, is provided with first hangers under the other end of first arc shell fragment, be provided with first clearance between first hangers and the first extension portion of following, first hangers and first extension portion cooperation constitute the first inserting groove that is used for pegging graft first pivot, it has second extension portion along stretching under the below of second arc shell fragment, is provided with the second hangers under the other end of second arc shell fragment, be provided with the second clearance between second hangers and the second extension portion, second hangers and second extension portion cooperation constitute the second inserting groove that is used for pegging graft U type round pin axle one end.

Preferably, a reinforcing rib is provided below the connecting body to improve the overall strength.

Preferably, at least one first rubbing strip is annularly provided in the first and second insertion grooves.

Preferably, the second arc-shaped elastic piece is hinged to the connecting main body through a first positioning pin, and the first arc-shaped elastic piece is hinged to the connecting main body through a second positioning pin.

Preferably, for the convenience of installation, both ends of the U-shaped pin shaft are in a tapered structure.

Compared with the prior art, the utility model has the following beneficial effects: this structure setting sets to size adjustable structure current with two slots of first pivot and U type round pin axle complex, and the side sets up the clearance, make this second hinge arm can satisfy the installation of the different diameter sizes of first pivot and U type round pin axle, make the installation of this structure more convenient, and a accessory just can realize, therefore, the cost is reduced, in addition, realize second hinge arm both sides through articulated mode, finally can also be according to the mounted position demand, the angle on appropriate regulation hinge arm both sides, make the installation more nimble, it is more convenient to use.

Drawings

FIG. 1 is a schematic overall view of a straight-arm four-hole undamped hinge in embodiment 1;

FIG. 2 is a partially exploded schematic view of FIG. 1;

fig. 3 is a schematic structural view of a second hinge arm in embodiment 1;

FIG. 4 is an exploded view of FIG. 3;

fig. 5 is a schematic structural view of a second hinge arm in embodiment 2;

fig. 6 is a schematic structural view of a second hinge arm according to embodiment 3.

In the figure: the device comprises a movable seat 1, a fixed seat 2, a first hinge arm 3, a second hinge arm 4, a main hinge arm 5, a third rotating shaft 6, a first rotating shaft 7, a U-shaped pin shaft 8, a second rotating shaft 9, a reinforcing rib 10, a first friction strip 11, a first positioning pin 12, a second positioning pin 13, a connecting main body 4-1, a first arc-shaped elastic sheet 4-2, a second arc-shaped elastic sheet 4-3, a first edge extension part 4-4, a first hanging lug 4-5, a first gap 4-7, a first insertion groove 4-6, a second edge extension part 4-8, a second hanging lug 4-9, a second gap 4-10 and a second insertion groove 4-11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a straight arm four holes undamped hinge, including be used for with cabinet door connection's free seat 1, be used for connecting the fixing base 2, first articulated arm 3 and the second articulated arm 4 of the cabinet body, sliding connection has main articulated arm 5 on fixing base 2, the one end and the free seat 1 of first articulated arm 3 are articulated, the other end of first articulated arm 3 is articulated through third pivot 6 and main articulated arm 5, second articulated arm 4 is located first articulated arm 3, and the one end and the free seat 1 of second articulated arm 4 are articulated, the other end of second articulated arm 4 is articulated through the one end of first pivot 7 with main articulated arm 5, free seat 1 and first articulated arm 3 and second articulated arm 4 between articulated mode rotate through a U type round pin axle 8 and connect, main articulated arm 5 is last to rotate and has second pivot 9, its characterized in that: the second hinge arm 4 comprises a connecting main body 4-1, a first arc-shaped elastic sheet 4-2 is hinged on the left side of the connecting main body 4-1, a second arc-shaped elastic sheet 4-3 is hinged on the right side of the connecting main body 4-1, a first extending portion 4-4 extends downwards below the first arc-shaped elastic sheet 4-2, a first hanging lug 4-5 is arranged below the other end of the first arc-shaped elastic sheet 4-2, a first gap 4-7 is arranged between the first hanging lug 4-5 and the first extending portion 4-4, the first hanging lug 4-5 and the first extending portion 4-4 are matched to form a first inserting groove 4-6 for inserting the first rotating shaft 7, a second extending portion 4-8 extends downwards below the second arc-shaped elastic sheet 4-3, a second hanging lug 4-9 is arranged below the other end of the second arc-shaped elastic sheet 4-3, a second gap 4-10 is arranged between the second hanging lug 4-9 and the second edge extension part 4-8, and the second hanging lug 4-9 and the second edge extension part 4-8 are matched to form a second insertion groove 4-11 for inserting one end of the U-shaped pin shaft 8.

This structure setting sets to size adjustable structure current with two slots of first pivot 7 and U type round pin axle 8 complex, and the side sets up the clearance, make this second hinge arm 4 can satisfy the installation of different diameter sizes of first pivot 7 and U type round pin axle 8 not, make the installation of this structure more convenient, and a accessory just can realize, therefore, the cost is reduced, in addition, realize second hinge arm 4 both sides through articulated mode, finally can also be according to the mounted position demand, the angle on appropriate regulation hinge arm both sides, make the installation more nimble, it is more convenient to use.

Preferably, the second arc-shaped elastic piece 4-3 is hinged to the connecting main body 4-1 through a first positioning pin 12, and the first arc-shaped elastic piece 4-2 is hinged to the connecting main body 4-1 through a second positioning pin 13.

Preferably, for convenience of installation, the two end portions of the U-shaped pin 8 are of a conical structure, the U-shaped pin 8 is finally installed conveniently by setting the two end portions of the U-shaped pin 8 to be conical, the second inserting grooves 4-11 can be opened by utilizing one end portion of the U-shaped pin 8, and the U-shaped pin 8 is effectively clamped after installation.

Example 2:

referring to fig. 5, an embodiment of the present invention: preferably, in order to improve the overall strength, a reinforcing rib 10 is arranged below the connecting body 4-1, and the reinforcing rib 10 is arranged to improve the overall strength.

Example 3:

referring to fig. 6, an embodiment of the present invention: the straight arm four-hole undamped hinge is preferably characterized in that more than one first friction strip 11 is annularly arranged in a first inserting groove 4-6 and a second inserting groove 4-11, and the first friction strip 11 is arranged in the first inserting groove 4-6 and the second inserting groove 4-11 to improve the mounting and fixing effects.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A straight arm four-hole undamped hinge comprises a movable seat (1) connected with a cabinet door, a fixed seat (2) used for connecting a cabinet body, a first hinged arm (3) and a second hinged arm (4), wherein the fixed seat (2) is connected with the main hinged arm (5) in a sliding manner, one end of the first hinged arm (3) is hinged with the movable seat (1), the other end of the first hinged arm (3) is hinged with the main hinged arm (5) through a third rotating shaft (6), the second hinged arm (4) is positioned in the first hinged arm (3), one end of the second hinged arm (4) is hinged with the movable seat (1), the other end of the second hinged arm (4) is hinged with one end of the main hinged arm (5) through a first rotating shaft (7), and the movable seat (1) is rotatably connected with the first hinged arm (3) and the second hinged arm (4) through a U-shaped pin shaft (8), the main hinged arm (5) is rotated by a second rotating shaft (9), and is characterized in that: the second hinge arm (4) comprises a connecting main body (4-1), a first arc-shaped elastic sheet (4-2) is hinged to the left side of the connecting main body (4-1), a second arc-shaped elastic sheet (4-3) is hinged to the right side of the connecting main body (4-1), a first extending part (4-4) extends below the first arc-shaped elastic sheet (4-2) along the lower direction, a first hanging lug (4-5) is arranged below the other end of the first arc-shaped elastic sheet (4-2), a first gap (4-7) is arranged between the first hanging lug (4-5) and the first extending part (4-4), and the first hanging lug (4-5) and the first extending part (4-4) are matched to form a first inserting groove (4-6) for inserting the first rotating shaft (7), a second edge extension portion (4-8) extends downwards below the second arc-shaped elastic piece (4-3), a second hanging lug (4-9) is arranged below the other end of the second arc-shaped elastic piece (4-3), a second gap (4-10) is formed between the second hanging lug (4-9) and the second edge extension portion (4-8), and the second hanging lug (4-9) and the second edge extension portion (4-8) are matched to form a second inserting groove (4-11) for inserting one end of the U-shaped pin shaft (8).

2. A straight arm four-hole undamped hinge as claimed in claim 1 wherein: and a reinforcing rib (10) is arranged below the connecting main body (4-1).

3. A straight arm four-hole undamped hinge as claimed in claim 1 wherein: more than one first friction strip (11) is annularly arranged in the first inserting groove (4-6) and the second inserting groove (4-11).

4. A straight arm four-hole undamped hinge as claimed in claim 1 or 2 or 3 wherein: the second arc-shaped elastic sheet (4-3) is hinged with the connecting main body (4-1) through a first positioning pin (12), and the first arc-shaped elastic sheet (4-2) is hinged with the connecting main body (4-1) through a second positioning pin (13).

5. A straight arm four-hole undamped hinge as claimed in claim 2 or 4 wherein: two end parts of the U-shaped pin shaft (8) are of conical structures.

Images