CN2641244Y

CN2641244Y - Chain link hinge

Info

Publication number: CN2641244Y
Application number: CN 03215897
Authority: CN
Inventors: 蔡权秉
Original assignee: QINGDAO PYUNGKANG ELECTRONICS CO Ltd
Current assignee: QINGDAO PYUNGKANG ELECTRONICS CO Ltd
Priority date: 2003-03-20
Filing date: 2003-03-20
Publication date: 2004-09-15
Anticipated expiration: 2013-03-20

Abstract

The utility model discloses a link hinge. An upright plate which is vertical to the bottom plate is connected to both sides of the ark hinge bracket fixed on the ark upright wall. The inner sides of the upright plates at the ark hinge bracket fixed on the ark door are connected with a connecting arm, and the hinge axle horizontally and vertically crosses the holes on the two upright plates and the connecting arm; one end of the center axle realizes a movable connection with the hinge axle, and the other end passes through the sliding plate between the two upright plates and then inserts into the bracket hole at one end of the ark hinge bracket; both sides on the plate surface of the sliding plate and close to the upright plate are provided with two connecting rods with two ends respectively connected with the connecting arm and the sliding plate in a movable mode; a sliding sleeve is sleeved on the center axle, with one end passing through the sliding plate and another end sleeved with a compressing spring which has two ends respectively against the sliding axle sleeve platform and the center axle bracket. Being fixed on the ark door and realizing connection with the sliding plate through the connecting pole, the spring pushes the sliding plate by use of the sliding axle sleeve, which freely stops the ark door at any open angle, thereby solving the quality problem of the pickle caused by the ark open angle.

Description

Chain link hinge

Technical field

The utility model relates to a kind of hinge, specifically a kind of top-opening type freezer door Chain link hinge.

Background technology

Existing family expenses kimchi refrigerator door mostly is to use hinged top-opening type, reason owing to the deadweight of cabinet door, when opening taking and placing food, the cabinet door all must be opened and can not be controlled opening angle, cold air in the cabinet seriously runs off like this, cause in-cabinet temperature to rise, thus off-energy, and long-time unlatching also influences the pickles quality.

The utility model content

Can not the regulated at will opening angle for solving freezer door, cause energy loss and influence the problem of the quality of pickles, the technical solution of the utility model is that the both sides being fixed in the cabinet hinge bracket base plate on the cabinet wall are connected with the riser perpendicular to base plate; There is connected linking arm on the Hinge for cupboard door stent substrate both sides of being fixed on the cabinet door, linking arm leans against the inboard of two risers respectively, hinge axis laterally vertically passes the hinge shaft hole on two risers and the linking arm, the axle journal of central axis one end is connected with the hinge axis intermediate active, its other end passes the slip plate hole that can slide between two risers, insert to be installed in the central axis bracket holes of cabinet hinge bracket one end; There is connecting rod the both sides of nearly riser on the plate face of sliding panel, and its two ends flexibly connect with linking arm and sliding panel respectively; On the central axis between sliding panel and the central axis support, be with the compression spring.

Be the operating range of control sliding shaft sleeve,, interstage sleeve be installed leaning on the axle journal of hinge axis side of central axis.

In order to give compression spring guiding,, central axle sleeve is installed leaning on the axle journal of central axis bracket side of central axis; The sliding shaft sleeve of middle band platform is enclosed within on the central axis, and the one end passes the hole on the sliding panel, and an end of compression spring is enclosed within on the central axle sleeve, and the other end is enclosed within outer and withstand on the platform of sliding shaft sleeve with sliding shaft sleeve all-in-one-piece cover.

Because the end of Hinge for cupboard door support by connecting rod that is fixed on the cabinet door is connected with sliding panel, the other end is connected with the Hinge for cupboard door support, compression spring one end withstands on the central axis support, the other end withstands on the sliding shaft sleeve, and by sliding shaft sleeve promotion sliding panel, the thrust of spring can produce balance at random with the Men Chong behind the cabinet door unlatching certain angle, therefore can make the cabinet door freely stop at opening angle arbitrarily, solve because of the excessive problem that makes energy loss and influence the quality of pickles of cabinet door aperture.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a front view of the present utility model;

Fig. 2 is the upward view of Fig. 1;

Fig. 3 is the stereogram of cabinet hinge bracket among Fig. 1;

Fig. 4 is the stereogram of Hinge for cupboard door support among Fig. 1;

Fig. 5 is the stereogram of sliding panel among Fig. 1;

Fig. 6 is the front view of sliding shaft sleeve among Fig. 1;

Fig. 7 is the front view of the central axis support among Fig. 1;

Fig. 8 is the upward view of Fig. 7;

Fig. 9 is the left view of Fig. 8.

The specific embodiment

Among Fig. 1, the both sides at the base plate 11 of the cabinet hinge bracket 10 of the bolt of passing through the hole 13a on screw hole 11a, the ear seat 13 on the cabinet wall are connected with the riser 12 (referring to Fig. 3) perpendicular to base plate 11; Pass substrate 21 both sides that hole 21a on the substrate 21 is fixed in the Hinge for cupboard door support 20 on the cabinet door with bolt, have with it and be connected and vertical linking arm 22 (referring to Fig. 4), oblique the stretching out of width of the plate face of linking arm 22 relative base plates, two arms lean against the inboard of two risers 12 respectively, hinge axis 30 laterally vertically passes hole 12a on two risers 12 and the hinge shaft hole 22a on two linking arms 22, hole perpendicular to axial line is arranged on the thick axle journal 40a of central axis 40 1 ends, this borehole jack is in the centre of hinge axis 30, its other end passes and can insert in the hole of the central axis support 90 that is installed on cabinet hinge bracket 10 lower ends at the hole 51a (referring to Fig. 5) of the sliding panel 50 of 12 slips of two risers; Sliding panel 50 can adopt following manner in the slip of 12 of two risers: be the protruding guide rail 12b of level on the relative facade of riser 12, sliding panel 50 both sides have the groove 55 that adapts with it, and groove 55 is contained in protruding guide rail 12b and goes up the realization slip.The installation of above-mentioned central axis support 90 can realize like this: riser 12 terminations of cabinet hinge bracket 10 are bent into relative two dull and stereotyped 14 and 14a, the relative edge up and down of central axis support 90 bottom surfaces is converted into and the rectangular bent facade 91 in bottom surface, its left and right two ends form two just insert and be against above-mentioned dull and stereotyped 14 and 14a on groove 91b, there is the hole 91a (referring to Fig. 7,8,9) of slotting central axis 40 at its center; The both sides of nearly riser 12 on the plate face of sliding panel 50, be fixed with the ear seat 52 of subtend hinge axis 30 respectively, above-mentioned ear seat 52 can be fixed separately, also can be to punch to turn up relative seat on the plate face of sliding panel 50, the pin-and-hole 22b and the flexible connection of the hole 52a on the ear seat 52 (participation Fig. 5) of two linking arms, 22 arm ends be passed at the two ends of two connecting rods 60 respectively with

bearing pin

65,64; The sliding shaft sleeve 70 (referring to Fig. 6) of middle band platform 72 is enclosed within on the central axis 40, and the one end passes the hole 51a on the sliding panel 50, the other end and its all-in-one-piece overlap on 73 peripheries and central axis 40 cylindricals on be with and compress spring 80; In order to give the compression spring 80 guiding, be with central axle sleeve 85 on the central axis in the spring, compression spring 80 two ends withstand on respectively on the termination of pillow block 72 and central axis support 90.

Fig. 2 is each position component figure during freezer door capping cabinet among Fig. 1, each the position component figure when uncapping of imaginary line place.When the cabinet door is closed, parallel with the line of centres of hinge shaft hole 22a on the Hinge for cupboard door support 20 and pin-and-hole 22b with substrate 21, the right-hand member of the connecting rod 60 that flexibly connects with linking arm 22 is in the declivity state, and spring 80 is in relative relaxation state, and its pretightning force closes refrigerator-freezer; When the cabinet door is opened certain angle, the linking arm 22 of Hinge for cupboard door support 20 correspondingly upwards holds up a segment distance with the right-hand member of connecting rod 60, simultaneously also by sliding panel 50 pushing springs 80 certain distances, promptly increase certain pushing force and offset the gravity of cabinet door and finish the cabinet door and rest on arbitrary opening angle.When the cabinet door was all opened, connecting rod 60 was horizontal, and 80 quilts of spring compress to greatest extent.

Be the operating range of control sliding shaft sleeve 70, keep the enough elastic forces of spring 80, central axis 40 by hinge axis 30 1 sides, be with interstage sleeve 95.

The assembling of the Chain link hinge of above-mentioned composition freezer door, all belong to the grafting between the component, except that with cabinet door, cabinet fixing, there is not screw to connect, and punch bending, punching or punching press on the plate played the key element that connects between the constituent parts such as muscle of cutting edge mostly onboard, therefore manufacturing process is simple, and component are few, and are easy for installation.Simultaneously, also not only be confined to above-mentioned form, every by cabinet door pulling connecting rod, drive sliding panel pushing or pull-off spring and finish and open and close cabinet door angle, all belong to protection domain of the present utility model.

Claims

1, a kind of Chain link hinge, comprise cabinet hinge bracket (10) and Hinge for cupboard door support (20), it is characterized in that: in the both sides of being fixed in cabinet hinge bracket (10) base plate (11) on the cabinet wall, be connected with riser (12) perpendicular to negative (11), there is perpendicular connection on Hinge for cupboard door support (20) substrate (21) both sides of being fixed on the cabinet door, the oblique linking arm that stretches out (22), linking arm (22) leans against the inboard of two risers (12) respectively, hinge axis (30) laterally vertically passes the hinge shaft hole (22a) on two risers (12) and the linking arm (22), the axle journal (40a) of central axis (40) one ends is connected with hinge axis (30) intermediate active, its other end passes the hole of the sliding panel (50) that can slide between two risers (12), insert to be installed in central axis support (90) hole of cabinet hinge bracket (10) one ends; There is connecting rod (60) both sides of nearly riser (12) on the plate face of sliding panel (50), and its two ends flexibly connect with linking arm (22) and sliding panel (50) respectively; On the central axis (40) between sliding panel (50) and the central axis support (90), compression spring (80) is arranged.

2, Chain link hinge as claimed in claim 1 is characterized in that: central axis (40) by hinge axis (30) side, be with interstage sleeve (95).

3, Chain link hinge as claimed in claim 1 or 2 is characterized in that: the central axis (40) in the compression spring (80) is gone up nearly central axis support (90) end and is with central axle sleeve (85); The sliding shaft sleeve (70) of middle band platform (72) is enclosed within on the central axis (40), the cover of one end (73) passes the hole on the sliding panel (50), one end of compression spring (80) is enclosed within on the central axle sleeve (85), and other end cover sliding shaft sleeve (70) the all-in-one-piece other end also withstands on the platform (72).

4, Chain link hinge as claimed in claim 1, it is characterized in that: sliding panel (50) slides between two risers (12), be the protruding guide rail (12b) of doing level on the relative facade of riser (12), sliding panel (50) both sides have the groove (55) that adapts with it and are contained on the protruding guide rail (12b).

5, Chain link hinge as claimed in claim 1, it is characterized in that: the installation of central axis support (90) is that the termination with the riser (12) on the cabinet hinge bracket (10) is bent into relative two flat boards (14) and (14a), the relative edge of base plate (11) is converted into rectangular bent facade (91) with it, its left and right two ends form two just insert and be against above-mentioned flat board (14) and (14a) on groove (91b).

6, Chain link hinge as claimed in claim 1 is characterized in that: at the ear seat (52) on the sliding panel (50) is to punch to turn up into relative seat on the plate face of sliding panel (50).

7, Chain link hinge as claimed in claim 3, it is characterized in that: central axis (40) is that central axis (40) one ends have thick axle journal (40a) with middle being connected of hinge axis (30), hole perpendicular to axial line is arranged on it, and hinge axis (30) is through in this hole rotationally.

8, Chain link hinge as claimed in claim 3, it is characterized in that: central axis (40) is that central axis (40) one ends have thick axle journal (40a) with middle being connected of hinge axis (30), hole perpendicular to axial line is arranged on it, and hinge axis (30) is through in this hole rotationally.

9, as claim 4 or 5 or 6 described Chain link hinges, it is characterized in that: central axis (40) is that central axis (40) one ends have thick axle journal (40a) with middle being connected of hinge axis (30), hole perpendicular to axial line is arranged on it, and hinge axis (30) is through in this hole rotationally.