CN105332584A - Multifunctional cabinet door hinge - Google Patents

Abstract

The invention discloses a multifunctional cabinet door hinge, comprising: the adjustable adjusting device comprises a main rotary pull rod, a main rotary connecting rod, a transmission pull rod, a tension spring, an inner frame base and an outer door base, wherein an adjustable adjusting support is arranged on the inner frame base, a spring connecting hole is formed in the adjusting support, a first spring hook is arranged on the spring connecting hole, one end of the main rotary pull rod and one end of the main rotary connecting rod are respectively connected with an adjusting support shaft, the other end of the main rotary pull rod is connected with the transmission connecting rod, the other end of the main rotary connecting rod is connected with the transmission pull rod, a first connecting hole is formed in the middle of the main rotary connecting rod, and a second connecting hole is formed in the middle of the transmission. The invention has reasonable structure, accurate, rapid and simple assembly and strong practicability, and can not generate the bad phenomena of noise, looseness, deformation, falling off and the like after repeated starting.

Description

A multifunctional cabinet door hinge

technical field

The invention relates to the field of hardware components, in particular to an intelligent multifunctional cabinet door hinge.

Background technique

At present, the traditional hinge is composed of connecting rods, pull rods, "pipe" racks, inner bases, outer door hinge cup seats and tension springs. Due to unreasonable structure and improper combination, it directly affects the use function of the hinge, and it is easy to appear after long-term use. In the case of failure to operate normally, the main focus is on the following points:

1. Each component is easily damaged, the gap between the door gap is too large, the opening and closing swings, the offset sags, the service life is short, and it needs to be replaced frequently;

2. When installing, it is necessary to drill holes in the door in advance. The installation positioning is limited, and it cannot be installed at will.

3. When installing the full cover, half cover, and inner cover, it needs three models of straight bending, medium bending, and large bending to complete. The assembly is not simple, fast, easy, and inaccurate. The structure is not ideal and the practicability is deviated;

4. The "pipe" frame is long, its bearing capacity is low, the working distance of the connecting rod and tie rod is short, the opening angle is small, it is inconvenient to use, and there are bad phenomena such as noise, looseness, deformation, and falling off when opening and closing.

Contents of the invention

The object of the present invention is to provide a multifunctional cabinet door hinge.

According to one aspect of the present invention, a multifunctional cabinet door hinge is provided, including: a main rotation rod, a main rotation connecting rod, a transmission connecting rod, a transmission rod, a tension spring, an inner frame base and an outer door base. An adjustable adjustment bracket is provided on the base of the inner frame, a spring connection hole is arranged on the adjustment bracket, a first spring hook is arranged on the spring connection hole, the main rotation pull rod and the main rotation connecting rod One end is respectively connected with the adjustment bracket shaft, the other end of the main rotation rod is connected with the transmission rod, the other end of the main rotation rod is connected with the transmission rod, and a There is a first connection hole, and a second connection hole is provided in the middle of the transmission link, the first connection hole and the second connection hole are pivotally connected by a movable shaft, and the two ends of the tension spring are respectively connected to the first spring The hook and the main rotation rod are connected, the transmission rod and the transmission rod are both connected to the outer door base shaft, and the angle between the main rotation rod and the center line of the transmission rod when it is deployed is the same as that of the main rotation rod. The included angle intersecting with the center line of the transmission connecting rod when unfolded is equal, and the angle of the included angle is 131°-155°.

Further, the main swivel tie rod is provided with a first bending portion, and a third assembly hole that is axially connected with the first assembly hole is provided on the first bend portion, and the other end of the main swivel tie rod is provided with a fourth As for the assembly hole, the distance between the axes of the third assembly hole and the fourth assembly hole is 20-60 mm.

Further, one end of the transmission connecting rod is a first inwardly folded part, and the angle between the centerline of the first inwardly folded part and the centerline of the transmission connecting rod is 131°-155°. There is a fifth assembly hole connected to the fourth assembly hole on the upper part, and a sixth assembly hole is provided at the other end of the transmission connecting rod, and the second connection hole is provided in the fifth assembly hole and the sixth assembly hole. Between them, the distance between the axis centers of the fifth assembly hole and the second connection hole is 5-25 mm, and the distance between the axis centers of the second connection hole and the sixth assembly hole is 10-40 mm.

Further, the main rotation connecting rod is provided with a second inner folding part, and the angle between the centerline of the second inner folding part and the center line of the main rotation connecting rod is 131°-155°. A seventh assembly hole is provided on the folding part, and an eighth assembly hole that is axially connected with the second assembly hole is provided at the other end of the main rotation link, and the first connection hole is provided between the seventh assembly hole and the eighth assembly hole. Between the assembly holes, the distance between the axis centers of the seventh assembly hole and the first connecting hole is 5-25 mm, and the distance between the axis centers of the first connection hole and the eighth assembly hole is 20-60 mm.

Further, the transmission pull rod is provided with a second bent portion, and the eleventh assembly hole that is axially connected with the tenth assembly hole is provided on the second bend, and the other end of the transmission pull rod is provided with the eighth assembly hole. The twelfth assembly hole is axially connected to the assembly hole, and the axial distance between the eleventh assembly hole and the twelfth assembly hole is 10-40 mm.

In a preferred embodiment, the base of the outer door is provided with a ninth assembly hole and a tenth assembly hole, the ninth assembly hole is connected to the sixth assembly hole by a shaft, and the tenth assembly hole is connected to the drive rod shaft For connection, a second fixing hole is provided on the left and right sides of the outer door base.

In a preferred embodiment, a first assembly hole and a second assembly hole are provided on the adjustment bracket, and the first assembly hole and the second assembly are respectively connected to the main rotation tie rod and the main rotation connecting rod shaft, The positions of the first assembly hole and the second assembly are higher than the spring connection hole.

In a preferred embodiment, the wire diameter of the tension spring is 1-2mm, and the number of turns is 8-20.

In a preferred embodiment, the inner frame base is provided with a first fixing block extending to the left and right sides, the first fixing block is provided with a first fixing hole, and the first fixing block and the inner frame base There is an installation groove between them, one end of the adjustment bracket is set on the installation groove, a "U"-shaped adjustment hole is arranged at the rear end of the inner frame base, and a "U"-shaped adjustment hole is arranged on the adjustment bracket. The adjustment screw connected to the adjustment hole is provided with a strip-shaped locking hole on the adjustment bracket, and a third fixing hole is provided on the inner frame base, and the locking hole and the third fixing hole are connected through the fixing screw. connect.

In a preferred embodiment, the upper end of the transmission rod is provided with a limit screw, and the limit screw is connected with the transmission rod through a lock nut.

The beneficial effects of the present invention are: the present invention forms an "X"-shaped cross structure through the cooperation of the main rotation rod, the main rotation rod, the transmission rod and the transmission rod, especially the shaft connection between the main rotation rod and the transmission rod, And the angle between the center line of the main rotation connecting rod and the transmission rod when deployed is equal to the angle between the center line of the main rotation rod and the transmission rod when deployed, and the angle of the included angle is 131°～155° °, can meet the needs of various installation methods such as full cover, half cover, inner cover and separate disassembly, and realize the purpose of multi-purpose; no opening is required during installation, and it can be moved up and down to any position. The assembly is simple, accurate and fast, and the installation The rear door gap is small, no scratches, easy to open and close; the invention adopts the "X" type cross component structure, which has a large bearing capacity and has friction buffering capacity. Repeated opening and closing will not cause noise, looseness, deformation and Defective phenomena such as falling off; the present invention has a good use effect, a large opening angle, and can be adjusted at any angle between 90° and 130°. Under the action of the tension spring, it will automatically open when it is opened and automatically close.

Description of drawings

Fig. 1 is a structural schematic diagram of a multifunctional cabinet door hinge.

Figure 2 is a structural schematic diagram of the turntable mechanism.

FIG. 3 is a schematic diagram of the folded state of FIG. 1 .

detailed description

The present invention will be described in further detail below in conjunction with the accompanying drawings.

1 to 3 schematically show a multifunctional cabinet door hinge according to the present invention.

A multifunctional cabinet door hinge provided in this embodiment, please refer to Figure 1 to Figure 3, includes: main rotation rod 001, main rotation rod 002, transmission rod 003, transmission rod 004, tension spring 005, inner frame base seat 006 and the outer door base 007, the outer door base 007 is provided with the ninth assembly hole 008 and the tenth assembly hole 009, and the second fixing hole 010 is provided on the left and right sides of the outer door base 007 , an adjustable adjustment bracket 011 is provided on the inner frame base 006, and the inner frame base 006 is provided with a first fixing block 012 extending to the left and right sides, and the first fixing block 012 is provided with a first The fixing hole 013 is provided with an installation groove body 014 between the first fixing block 012 and the inner frame base 006, and one end of the adjustment bracket 011 is arranged on the installation groove body 014, and the inner frame base The rear end of 006 is provided with a "U"-shaped adjustment hole 015, an adjustment screw 016 connected with the adjustment hole 015 is provided on the adjustment bracket 011, and a strip-shaped locking hole 017 is provided on the adjustment bracket 011 , the inner frame base 006 is provided with a third fixing hole 018, the locking hole 017 is connected with the third fixing hole 018 through a fixing screw 019, and an adjusting hole 015, an adjusting screw 016, a locking hole 017 and a second fixing hole are set at the same time The cooperation of the three fixing holes 018 can realize the position adjustment of the adjustment bracket 011 and the inner frame base 006, and realize the length requirements for different products, making the present invention more versatile;

The adjustment bracket 011 is provided with a spring connection hole 020, a first assembly hole 021 and a second assembly hole 022, and the position of the first assembly hole 021 and the second assembly setting is higher than the spring connection hole 020. The spring connection hole 020 is provided with a first spring hook 023, and the two ends of the tension spring 005 are respectively connected with the first spring hook 023 and the main rotation pull rod 001, and the wire diameter of the above-mentioned tension spring 005 can be 1-2mm. The number of turns can be 8 to 20 turns, and the specific size can be adjusted according to the actual situation. For example, the wire diameter of the tension spring 005 is 1mm, 1.2mm, 1.3mm, 1.5mm, 1.8mm or 2mm. Similarly, the tension spring 005 The number of laps is 8, 10, 13, 15, 16, 18 or 20 laps, etc.;

The main rotation rod 001 is provided with a first bending portion 024, and the first bending portion 024 is provided with a third assembly hole 025, through which the third assembly hole 025 and the first assembly hole 021 cooperate with the connecting pin to realize the main rotation rod 001 is flexibly connected to the adjustment bracket 011, the other end of the main rotation rod 001 is provided with a fourth assembly hole 026, and the axis distance between the third assembly hole 025 and the fourth assembly hole 026 is 20-60 mm, and the first The distance between the three assembly holes 025 and the fourth assembly hole 026 can be adjusted according to actual conditions such as 20mm, 30mm, 40mm, 50mm or 60mm. The angle between the center line of the first inner fold 027 and the center line of the transmission link 003 is 131°-155°, and the angle can be adjusted to 131°, 135°, 140°, 150° according to the actual situation or 155°, the first inwardly folded part 027 is provided with a fifth assembly hole 028 that is axially connected with the fourth assembly hole 026, and the other end of the transmission link 003 is provided with a sixth assembly hole 029, The middle part of the transmission link 003 is provided with a second connection hole 030, and the second connection hole 030 is arranged between the fifth assembly hole 028 and the sixth assembly hole 029, and the fifth assembly hole 028 and the second connection The axial distance of the hole 030 is 5-25mm, the axial distance of the fifth assembly hole 028 and the second connecting hole 030 can also be adjusted according to the actual situation, such as the distance can be 5mm, 10mm, 14mm, 15mm, 20mm or 25mm, The axial distance between the second connection hole 030 and the sixth assembly hole 029 is 10-40 mm, and similarly the axial distance between the second connection hole 030 and the sixth assembly hole 029 can also be adjusted according to the actual situation. 10mm, 15mm, 20mm, 25mm, 30mm, 35mm or 40mm, etc., the transmission link 003 is axially connected with the ninth assembly hole 008 through the above-mentioned sixth assembly hole 029 to realize the connection between the transmission link 003 and the outer door base. Active connection of Block 007;

The main rotation connecting rod 002 is provided with a second inwardly folded portion 031, and the angle between the center line of the second inwardly folding portion 031 and the center line of the main rotation connecting rod 002 is 131°-155°. The size can be adjusted to 131°, 135°, 140°, 150° or 155° according to the actual situation. A seventh assembly hole 032 is provided on the second inwardly folded part 031 . The other end is provided with the eighth assembly hole 033 that is axially connected with the second assembly hole 022, through the eighth assembly hole 033 and the second assembly hole 022 to cooperate with the connecting pin to realize the flexible connection between the main rotation link 002 and the adjustment bracket 011, so The middle part of the main rotation link 002 is provided with a first connection hole 034, and the first connection hole 034 is arranged between the seventh assembly hole 032 and the eighth assembly hole 033, and the seventh assembly hole 032 and the first connection hole 034 The distance between the centers of the shafts is 5-25mm, and the distance between the centers of the seventh assembly hole 032 and the first connection hole 034 can be adjusted according to the actual situation. The axial distance between the first connecting hole 034 and the eighth assembly hole 033 is 20-60mm, and the axial distance between the first connecting hole 034 and the eighth assembly hole 033 can also be adjusted according to the actual situation. For example, the distance can be 20mm, 30mm, 40mm, 50mm or 60mm, etc., the transmission rod 004 is provided with a second bending part 035, the second bending part 035 is provided with an eleventh assembly hole 037, and the other end of the transmission rod 004 is provided with the second The twelfth assembly hole 036 connected to the eight assembly holes 033 by shafts, the axial distance between the eleventh assembly hole 037 and the twelfth assembly hole 036 is 10-40mm, the eleventh assembly hole 037 and the twelfth assembly hole The axial distance of the assembly hole 036 can also be adjusted according to the actual situation. For example, the distance can be 10mm, 15mm, 20mm, 25mm, 30mm, 35mm or 40mm. The eleventh assembly hole 037 is connected with the shaft to realize the movable connection between the transmission rod 004 and the outer door base 007;

A first connection hole 034 is provided in the middle of the main rotation connecting rod 002, a second connection hole 030 is provided in the middle of the transmission connecting rod 003, and the first connection hole 034 and the second connection hole 030 are movable The shafts are pivotally connected so that the angle at which the center line of the main rotation link 002 and the transmission link 004 intersects is equal to the angle at which the main rotation link 001 intersects the center line of the transmission link 003 when it is deployed. The angle of the angle is 131°～155°, that is, the expandable angle of the above components is between 131°～155°, which can be adjusted to 131°, 135°, 140°, 150° or 155° according to the actual situation. The upper end of the transmission rod 004 is provided with a limit screw 038 , and the limit screw 038 is connected with the transmission rod 004 through a lock nut 039 .

The beneficial effect of the present invention is: the present invention through the cooperation of the main rotation rod 001, the main rotation rod 002, the transmission rod 003 and the transmission rod 004, especially the shaft connection between the main rotation rod 002 and the transmission rod 003, forms the "X ”-shaped cross structure, and the angle between the center line of the main rotation link 002 and the transmission link 004 when deployed is equal to the angle between the center line of the main rotation link 001 and the transmission link 003 when deployed, The included angle ranges from 131° to 155°, which can meet the needs of various installation methods such as full cover, half cover, inner cover, and separate disassembly and assembly, and realizes the purpose of multi-purpose; no opening is required during installation, and it can be moved up and down Arbitrary positioning, simple, accurate and quick assembly, small gap between the door gaps after installation, no scratches, and easy opening and closing; the invention adopts an "X" type cross component structure, which has a large bearing capacity and has frictional buffering capacity, and can be opened and closed repeatedly. There will be no noise, looseness, deformation and falling off when closing; the present invention has good use effect, large opening angle, and can be adjusted at any angle between 90° and 130°. Under the action of the tension spring, the opening It will automatically open when it is opened, and it will be automatically closed when it is closed.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting the protection scope of the present invention, although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand , the technical solution of the present invention can be modified or equivalently replaced without departing from the essence and scope of the technical solution of the present invention.

Claims (5)

1. a multi-functional cabinet door hinge, it is characterized in that, comprise: master revolves pull bar, master revolves connecting rod, kinematic link, shackle rod, tension spring, inside casing pedestal and external door pedestal, described inside casing pedestal is provided with adjustable adjusting pole, described adjusting pole is provided with spring connecting hole, this spring connecting hole is provided with the first spring carrier arm, described master is revolved pull bar and is connected with adjusting pole axle respectively with main one end of revolving connecting rod, the other end that described master revolves pull bar is connected with described kinematic link, the other end that described master revolves connecting rod is connected with described shackle rod, the middle part of revolving connecting rod described master is provided with the first connecting hole, the second connecting hole is provided with at the middle part of described kinematic link, described first connecting hole and the second connecting hole are by movable axis pivot joint, the two ends of described tension spring are revolved pull bar with the first spring carrier arm and master respectively and are connected, described kinematic link and shackle rod are all connected with described external door pedestal axle, described master revolves the crossing angle of center line when connecting rod launches with kinematic link, revolve connecting rod with described master and shackle rod launches time the crossing angle of center line, equal with the angle that described master revolves center line when pull bar launches with kinematic link crossing, the angle of this angle is 131 ° ~ 155 °.

2. multi-functional cabinet door hinge according to claim 1, it is characterized in that, described master is revolved pull bar and is provided with the first bend, described first bend is provided with the 3rd pilot hole be connected with the first pilot hole axle, the other end that described master revolves pull bar is provided with the 4th pilot hole, and the axle center spacing of described 3rd pilot hole and the 4th pilot hole is 20 ~ 60mm.

3. multi-functional cabinet door hinge according to claim 2, it is characterized in that, one end of described kinematic link is the first inflexed part, the angle that the center line of described first inflexed part is crossing with kinematic link center line is 131 ° ~ 155 °, described first inflexed part is provided with the 5th pilot hole be connected with the 4th pilot hole axle, the 6th pilot hole is provided with at the other end of described kinematic link, described second connecting hole is located between the 5th pilot hole and the 6th pilot hole, the axle center spacing of described 5th pilot hole and the second connecting hole is 5 ~ 25mm, the axle center spacing of described second connecting hole and the 6th pilot hole is 10 ~ 40mm.

4. multi-functional cabinet door hinge according to claim 3, it is characterized in that, described master is revolved connecting rod and is provided with the second inflexed part, it is 131 ° ~ 155 ° that the center line of described second inflexed part revolves the crossing angle of connecting rod center line with master, described second inflexed part is provided with the 7th pilot hole, the other end revolving connecting rod described master is provided with the 8th pilot hole be connected with the second pilot hole axle, described first connecting hole is located between the 7th pilot hole and the 8th pilot hole, the axle center spacing of described 7th pilot hole and the first connecting hole is 5 ~ 25mm, the axle center spacing of described first connecting hole and the 8th pilot hole is 20 ~ 60mm.

5. multi-functional cabinet door hinge according to claim 4, it is characterized in that, described shackle rod is provided with the second bend, described second bend is provided with the 11 pilot hole that the tenth pilot hole axle connects, be provided with the 12 pilot hole be connected with the 8th pilot hole axle at the other end of described shackle rod, the axle center spacing of described 11 pilot hole and the 12 pilot hole is 10 ~ 40mm.