KR100815972B1 - A hinge device able to externally adjust resilience - Google Patents

Abstract

The present invention relates to a hinge device capable of externally adjustable repulsive force that can be used universally by widening the applicable range of the weight without replacing the spring, so that the repulsive force of the spring can be easily adjusted even when mounted in the apparatus.

The present invention for realizing this is formed on the other side of the door fixing part and the cam is formed on the other side and the door side cam member that rotates when opening and closing the door, the cam of the door side cam member is fitted to the shaft and by the spring A hinge unit comprising a main body side cam member, which is straightened by a rotational movement of the door side cam member in a hardened and non-rotable state, is installed to face the left and right sides of one housing, and the compression length of the left and right springs from the outside. It characterized in that it comprises a housing having an opening for adjustment, as an embodiment according to the present invention, in the left and right of the interior space of the housing, a tool bite is formed in the center and left and right of the tool bite left and right A main shaft in which the screw parts are formed symmetrically; Left and right spring rests symmetrically screwed to each of the left and right screw portions of the main shaft and prevented rotation by a housing to move linearly on the main shaft; And hinge units which are assembled in the order of spring, main body side cam member, and door side cam member, respectively, after the spring support on the left and right sides of the main shaft, and the opening is formed at a position corresponding to the tool grip portion of the main shaft. It consists of an entrance and exit.

Description

Hinge device with adjustable repulsion external force {A HINGE DEVICE ABLE TO EXTERNALLY ADJUST RESILIENCE}

1A is a block diagram of a prior art

Figure 1b is a block diagram of the prior art provided with the door fixing parts on both sides

2 is an exploded perspective view of one embodiment according to the present invention;

3 is a perspective view of the coupled state of FIG.

Figure 4a is a cross-sectional view of FIG.

FIG. 4B is a variable state diagram of FIG. 4A

FIG. 5 is an enlarged sectional view taken along the line A-A of FIG. 4A

*** Explanation of symbols for the main parts of the drawings

1: Hinge device 1a: hinge unit capable of externally adjustable repulsive force of the present invention

10: door side cam member 11: door fixing portion 12: cam

13: hollow shaft 20: main body side cam member 30: spring

40: main shaft 41: tool grip 43: external thread

45: right hand thread 53,55: spring support 60: housing

61: opening 63: guideway 65: cap

The present invention relates to a hinge device, in particular, the repulsive force of the spring can be easily adjusted even when mounted on the device to increase the applicable range of the weight without replacing the spring, the hinge can be used externally adjustable universally Relates to a device.

The door that opens and closes upwards, such as a kimchi refrigerator, is completely opened close to the upright when the storage is taken out, and it is stopped even when opened at an angle of 60 ° or 30 °, for example, to minimize cold air leakage and It is required to be safe from the danger of free fall.

As shown in FIG. 1A, the hinge device 100 according to the related art has a housing 160 installed in a container body and a door side cam member in which a cam part is placed inside the housing and a side is fixed to a door to rotate. 110 and the main body side cam member corresponding to the door side cam member 110 and being straightened by the rotational movement of the door side cam member 110 in a state in which it is supported by the spring 130 and cannot be rotated. It consists of 120.

Such a hinge device is formed in a plurality of teeth having a spiral surface of the cam, and the repulsive force of the spring 130 is greater than the door torque value at the angle so that the rotation of the door is suppressed in the stationary state in which the door is opened at a predetermined angle. By making it larger, the door has a Four-stop function in which the stop state is maintained at any inclination in a region of a predetermined angle or more by the repulsive force of the spring 130.

The spring 130 is selected according to the weight of the door to which the hinge device is applied, and the compression length is adjusted.

The hinge device having the above configuration is generally installed opposite to the left and right sides of the door, as shown in FIG. 1B, and the door side cam member 210 and the main body side cam member 220 are disposed in one housing 260. The hinge device 200 installed at both sides has been in the spotlight because it has the advantage of reducing the parts cost and installation man-hour and making the device compact.

However, the hinge device 200 in which the door side cam member is installed at both sides of the hinge unit 200 has a length of the space in which the spring 230 is accommodated, that is, a compression length of the spring is determined so that when the weight is applied to a door having a different weight, it is inevitably assembled. There was a difficulty to dismantle all and replace the spring.

Therefore, the hinge device, once assembled as a finished product, had a limit that can only be applied to a door of a corresponding weight.

The present invention has been made to solve the above problems,

SUMMARY OF THE INVENTION An object of the present invention is to provide a hinge device capable of externally adjusting the repulsive force so that the repulsive force of the spring can be easily adjusted even when mounted in the device, thereby widening the applicable weight range without replacing the spring, thereby enabling universal use. .

The hinge device capable of external force adjustment according to the present invention for achieving the above object,

One side is a door fixing part and a cam is formed on the other side, and the door side cam member which rotates when the door is opened and closed, and is formed corresponding to the cam of the door side cam member, is fitted to the shaft and supported by a spring, the door in a non-rotational state In a hinge device provided with a hinge unit consisting of a main body side cam member which is linearly moved by the rotational movement of the side cam member is opposed to the left and right of one housing,

It characterized in that it comprises a housing in which the opening is formed so that the compression length of the spring can be adjusted from the outside.

In one embodiment according to the invention,

Left and right of the interior space of the housing,

A main shaft having a central portion formed therein with a tool bite and a left and right threaded parts being symmetrically formed at left and right sides of the tool bite;

Left and right spring rests symmetrically screwed to each of the left and right screw portions of the main shaft and prevented rotation by a housing to move linearly on the main shaft; And

A hinge unit assembled to the spring shaft on the left and right sides of the main shaft in order of a spring, a main body side cam member, and a door side cam member;

The opening may be configured as a tool entrance formed at a corresponding position of the tool engagement portion of the main shaft.

Hereinafter, with reference to the accompanying drawings an embodiment of a hinge device capable of external repulsive force adjustment of the present invention will be described in more detail.

Figure 2 is an exploded perspective view of an embodiment according to the present invention Figure 3 is a perspective view of the coupled state of Figure 2, Figure 4a is a cross-sectional view of Figure 3, Figure 4b is a variable state of Figure 4a, Figure 5a AA line of Figure 4a It is an enlarged cross section.

As shown in Figures 2 to 5, the hinge device (1) capable of externally adjustable repulsive force according to an embodiment of the present invention, one side is the door fixing portion 11, the other side is formed with a cam 12, the door opening and closing The door side cam member 10 and the cam side 12 of the door side cam member is formed to correspond to the cam 12 of the door-side cam member, and are fitted to the shaft and supported by the spring 30, and the door-side cam member 10 cannot be rotated. In the hinge device (1a) composed of the main body side cam member 20 that moves linearly by the rotational movement of the hinge unit (1a) is installed opposite to the left and right of one housing (60), the compression of the spring (30) from the outside It includes a housing 60 in which the opening 61 is formed so that the length can be adjusted.

Here, the main shaft in which the tool grip portion 41 is formed at the center at left and right sides of the inner space of the housing 60, and the left screw portion 43 and the right screw portion 45 are symmetrically formed at the left and right sides of the tool grip portion 41 ( 40, the left / right screw portions of the main shaft 40 are respectively symmetrically coupled to the screw (n) and the rotation is prevented by the housing 60, the left and right spring rests that can be linearly moved on the main shaft 40 ( 53 and 55 and hinge units assembled to the spring rests 53 and 55 on the left and right sides of the main shaft, respectively, in the order of the spring 30, the body side cam member 20, and the door side cam member 10. 1a) is installed, and the opening 61 is preferably configured as a tool entrance formed at a corresponding position of the tool engagement portion 41 of the main shaft.

The housing 60 is formed in the longitudinal direction of the main shaft 40, the guideway 63 for preventing the rotation of the body side cam member 20 and the spring support 53, 55 and linear movement is formed protruding The main cam member 20 and the spring support 53 and 55 have grooves c corresponding to the guideway 63 on the periphery thereof.

Therefore, in the housing 60, the main cam side 20 and the spring support 53, 55 is constrained so that only linear movement is possible by the guideway 63.

The opening 61 of the housing 60 is preferably provided with a cap 65 that can be opened and closed. The cap 65 may be provided with a resilient support piece (65a) having a protrusion to facilitate the detachment.

The tool engagement portion 41 of the main shaft is configured to hold a tool (T) such as a spanner, and may be formed as a six-sided portion, and the radius thereof is larger than the basic radius of the main shaft 40.

In addition, the door side cam member 10 has a hollow shaft 13 protruding into the housing, the main shaft 40 is coupled to the hollow portion 13a of the hollow shaft 13 and the main body The side cam member 20 may be slidably fitted on the hollow shaft 13.

At this time, the coupling of the door side cam member 10 to the main shaft 40 is loosely fitted so that rotation is free. In the figure, reference numeral '67' is a closing cap of the housing, '69' is a fastening means.

It looks at the operating state of the hinge device (1) capable of external repulsive force adjustment according to the present invention having such a configuration.

The present invention is provided with the door-side cam member 10 in the housing 60 on both sides, which allows the rotation of the main shaft 40 to be adjusted from the outside, and the left screw portion 43 on the main shaft 40. And the right and left threaded portions 45 and spring springs 53 and 55 which are prevented from rotation are respectively joined to each other to straighten the spring pedestals 53 and 55 along the direction in which the main shaft 40 is rotated. Is moved so that the repulsive force of the spring 30 can be adjusted accordingly.

For example, when the already assembled hinged device is mounted on a door of a heavier weight than the repulsive force of the set spring, the cap 65 of the housing opening 61 is opened from the outside, and the tool T is inserted into the main shaft. Rotating the tool grip portion 41 rotates the left and right spring rests 53 and 55 screwed to the left screw portion 43 and the right screw portion 45, respectively, as the main shaft 40 by the guideway. Since it is not possible to ride the guideway (63) while pushing the spring (30) respectively supported is linearly moved.

At this time, the rotation direction of the main shaft 40 is determined depending on which of the left and the left screw portion 43 and the right screw portion 45 are located. Direction and relaxation direction can be distinguished intuitively.

As such, the spring support 53 and 55 are linearly moved to shorten the compression length of the spring 30, thereby increasing the repulsive force, and the hinge device supports the door of a larger weight to be pro-stop.

The repulsive force adjustment of these springs can be carried out while checking the pre-stop in the state of being mounted on the door, which makes the operation very easy.

On the contrary, when lowering the repulsive force of the spring, the main shaft 40 may be rotated in the opposite direction to the rotational direction during spring compression.

In the above, preferred embodiments of the present invention have been described with reference to the accompanying drawings. Here, the terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, but should be interpreted as meanings and concepts corresponding to the technical spirit of the present invention. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

As described in detail above, the repulsive force externally adjustable hinge device according to the present invention can easily adjust the repulsive force of the spring even when it is mounted on the device, thereby broadening the applicable weight range without replacing the spring, and thus being universally used. This is an excellent effect.

Claims (6)

delete One side is the door fixing part 11 and the cam 12 is formed on the other side and formed on the shaft corresponding to the door side cam member 10 and the cam 12 of the door side cam member to rotate when the door is opened and closed. One housing 60 includes a hinge unit 1a, which is composed of a main body side cam member 20 that is fitted and is supported by a spring 30 and is linearly moved by a rotational movement of the door side cam member 10 in a non-rotational state. ) Are installed opposite left and right, In the hinge device capable of externally adjustable repulsive force comprising a housing (60) formed with an opening (61) to allow adjustment of the compression length of the spring (30) from the outside. In the left and right of the inner space of the housing 60, A main shaft (40) having a central portion of the tool bite (41) formed at the center and having a left side threaded portion (43) and a right side threaded portion (45) symmetrically formed at right and left sides of the tooled bite (41); The left and right spring portions 53 of the main shaft 40 are symmetrically coupled to the left / right screw portions of the main shaft 40 and are pivotally prevented by the housing 60 so as to be linearly movable on the main shaft 40. 55); And Hinge units (1a) assembled on the left and right sides of the main shaft, followed by springs (53) (55), respectively, in order of spring (30), main body side cam member (20), and door side cam member (10); , The opening portion 61 is a hinge device capable of externally adjustable repulsive force, characterized in that consisting of a tool entrance formed in the corresponding position of the tool grip portion 41 of the main shaft. The method of claim 2, The housing 60 has a plurality of guideways 63 for preventing the rotation of the main cam member 20 and the spring support 53, 55 in the longitudinal direction of the main shaft 40 and linear movement. Protruding, The main cam side 20 and the spring support (53) (55) is a hinge device capable of externally adjustable repulsive force, characterized in that the groove (c) corresponding to the guideway (63) is formed on the periphery. The method of claim 2, The opening device 61 of the housing 60 is provided with a cap 65 that can be opened and closed freely. The method of claim 2, The tool grip portion 41 of the main shaft is hinged device capable of external repulsive force, characterized in that formed in the six-sided portion. The method of claim 2, The door side cam member 10 has a hollow shaft 13 protruding into the housing, The main shaft 40 is coupled to the hollow portion 13a of the hollow shaft 13, and the body side cam member 20 is slidably fitted on the hollow shaft 13, characterized in that This hinge is possible.

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