Collinear hinge

Abstract

The invention belongs to the technical field of door control hardware, and particularly relates to a collinear hinge which comprises an upper hinge mechanism, a middle hinge base and a lower hinge mechanism, the upper hinge mechanism is arranged on the collinear upper portion of the middle hinge base, the lower hinge mechanism is arranged on the collinear lower portion of the middle hinge base, and through collinear integrated optimization, the collinear hinge is formed. The upper hinge mechanism, the middle hinge base and the lower hinge mechanism are arranged to be collinear, upright, invisible and free rolling rotation, stress is even, firmness and durability are achieved, construction is easy and convenient, the service life is larger than or equal to 3 million times through tests, abrasion is avoided, and wide market prospects and social benefits are achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of door control hardware, and in particular relates to a colinear hinge. Background Art

[0002] With the growth of economic level and the improvement of people's living standards, the requirements for the safety, durability and overall aesthetics of door hinges are getting higher and higher. The existing traditional door hinges are thin in structure and complicated to install. The two hinges are respectively installed on the sides of the door frame and the door leaf, and are suspended in the air through a small hinge to bear the weight of the entire door leaf. They are unsafe and easy to wear and fall off. Friction and abnormal noise occur during use, and they are scrapped prematurely. They cannot meet the high standards and long-life living needs of modern people. The hinges are exposed to the outside and cannot fit perfectly with the door frame, which seriously affects the appearance and cannot be used on modern high-standard safety and anti-pinch doors. Therefore, it is urgent to design a rolling hinge, safe and silent, easy to construct, upright and invisible door hinge to improve the safety of the home. Summary of the invention

[0003] The present invention provides a colinear hinge to solve the above-mentioned defects and safety hazards existing in the existing door hinge technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a colinear hinge, comprising: an upper hinge mechanism, a middle hinge seat and a lower hinge mechanism, the upper hinge mechanism is arranged above the colinearity of the middle hinge seat, the upper hinge seat of the upper hinge mechanism is provided with a colinear movable hinge component, the hinge component is hinged to the middle hinge seat, the middle hinge seat is in the shape of an offset round-headed long strip, the round head is provided with a central hinge hole, the long strip is provided with holes for mounting screws, the lower hinge mechanism is arranged below the colinearity of the middle hinge seat, the lower hinge seat of the lower hinge mechanism is provided with a free shaft, the free shaft is provided with a tapered rolling bearing, the tapered rolling bearing housing is embedded in the shaft hole of the free seat, the free seat is in the shape of an offset round-headed long strip, the strip is provided with screw mounting holes.

[0005] The hinge component includes a movable shaft, an articulated shaft, a rocker arm and a driving screw. A rectangular external spline adapted for sliding connection with an upper hinge seat is provided on the outer circumferential surface of the movable shaft. A hole adapted for accommodating a front end cylinder of the rocker arm is provided on one side of the rectangular external spline. The rocker arm is supported on the rocker arm seat by a pin shaft. The arc-shaped tail end of the rocker arm is hinged in an annular groove of the driving screw. The upper end of the articulated shaft is welded integrally with the movable shaft. A tooth groove for storing grease is provided on the outer circumferential surface of the articulated shaft. The articulated shaft is hinged to a bearing arranged in the hinge seat in a semi-blind hole.

[0006] The hinge component includes a movable shaft, an articulated shaft and a push-pull screw. The outer cylindrical surface of the movable shaft is provided with fan-shaped involute spline teeth that are compatible with the sliding connection with the upper hinge seat. The smooth surface of the movable shaft is provided with a threaded hole for installing the push-pull screw. The upper end of the articulated shaft is arranged in the shaft hole of the movable shaft and is connected to it with screws. The articulated shaft is hinged to a self-lubricating sleeve arranged in the hinge seat in the through hole.

[0007] The hinge component includes a rack shaft, an articulation shaft and a driving gear. The rack shaft is connected to the articulation shaft as a whole. The rack shaft is provided with a driving gear adapted thereto. The driving gear is installed in a side hole of an upper hinge seat. A tool operating hole is provided at one end of the driving gear shaft. The articulation shaft is hinged to a hinge seat in a blind hole provided with a storage pool for rust-proof oil.

[0008] The articulated component includes an articulated shaft, a rocker arm and a driving screw. The articulated shaft is installed in the shaft hole of the upper hinge seat. A spiral oil groove is provided on the outer circumferential surface of the articulated shaft. A hole adapted to accommodate an offset rocker arm is provided on one side of the articulated shaft. The other end of the offset rocker arm is arranged in the annular groove of the driving screw. The offset rocker arm is arranged on the rocker arm seat and supported by an elastic pin. An offset reinforcing rib is provided in the middle front part of the rocker arm, and the two ends of the rocker arm are in arc shape.

[0009] The lower hinge seat is in a right-angle shape and is inlaid with the free shaft as a whole. A reinforcing boss is arranged at the shaft hole of the lower hinge seat for mounting the free shaft, and a mounting screw hole is arranged on the lower hinge seat.

[0010] The lower hinge seat is box-shaped and has a free shaft seat therein. A free shaft is arranged on the free shaft seat, and the free shaft seat is fixed by adjusting screws arranged around it.

[0011] The lower hinge seat is triangular in shape, the triangular portion is set to an arc shape, a countersunk screw hole is provided at the arc shape, and a free shaft with a variable height is provided in the center hole of the lower hinge seat.

[0012] The lower hinge seat is in the shape of a stepped rounded rectangle, a countersunk screw hole is arranged at the rounded corner, and a free shaft integrally cast is arranged on the lower hinge seat.

[0013] An offset support arm flange is arranged on the upper hinge seat, and a screw mounting hole is arranged on the support arm flange.

[0014] The positive effect of the present invention is that the upper hinge mechanism, the middle hinge seat and the lower hinge mechanism are designed to be colinear, the upper hinge mechanism is arranged above the colinear middle hinge seat, and the lower hinge mechanism is arranged below the colinear middle hinge seat. Through colinear integration optimization, the upper hinge mechanism, the middle hinge seat and the lower hinge mechanism are designed to be colinear, upright, invisible, winding, free to roll and rotate, with uniform force, strong and durable, and simple construction. Tests show that its life span is ≥3 million times without wear, and it has broad market prospects and social benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the spline type collinear hinge structure of the present invention;

[0016] Figure 2 This is a schematic diagram of the spiral colinear hinge structure of the present invention;

[0017] Figure 3 This is a schematic diagram of the gear-type colinear hinge structure of the present invention;

[0018] Figure 4 This is a schematic diagram of the push-pull collinear hinge structure of the present invention;

[0019] In the figure: 1. upper hinge mechanism; 2. middle hinge seat; 3. lower hinge mechanism. DETAILED DESCRIPTION

[0020] To make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the present invention will be further described below in conjunction with the drawings in the embodiments of the present invention and in conjunction with the embodiments.

[0021] Example

[0022] like Figure 1 , 2 As shown in Figures 3 and 4, a colinear hinge comprises: an upper hinge mechanism 1, a middle hinge seat 2 and a lower hinge mechanism 3, wherein the upper hinge mechanism 1 is arranged above the colinearity of the middle hinge seat 2, and a colinear movable hinge component is provided on the upper hinge seat of the upper hinge mechanism 1, and the hinge component is hinged to the middle hinge seat 2, and the middle hinge seat 2 is in the shape of an offset round-headed long strip, and a central hinge hole is provided on the round head, and holes for mounting screws are provided on the long strip, and the lower hinge mechanism 3 is arranged below the colinearity of the middle hinge seat 2, and a free shaft is provided on the lower hinge seat of the lower hinge mechanism 3, and a tapered rolling bearing is provided on the free shaft, and the outer shell of the tapered rolling bearing is embedded in the axial hole of the free seat, and the free seat is in the shape of an offset round-headed long strip, and a screw mounting hole is provided on the strip.

[0023] The hinge component includes a movable shaft, an articulated shaft, a rocker arm and a driving screw. A rectangular external spline adapted for sliding connection with an upper hinge seat is provided on the outer circumferential surface of the movable shaft. A hole adapted for accommodating the front end cylinder of the rocker arm is provided on one side of the rectangular external spline. The rocker arm is supported on the rocker arm seat by a pin shaft. The arc-shaped tail end of the rocker arm is hinged in the annular groove of the driving screw. The upper end of the articulated shaft is welded to the movable shaft as a whole. A tooth groove for storing grease is provided on the outer circumferential surface of the articulated shaft. The articulated shaft is hinged to a bearing arranged in the hinge seat 2 in the semi-blind hole.

[0024] The hinged component includes a movable shaft, an articulated shaft and a push-pull screw. The outer cylindrical surface of the movable shaft is provided with fan-shaped involute spline teeth that are compatible with the sliding connection with the upper hinge seat. The smooth surface of the movable shaft is provided with a threaded hole for installing the push-pull screw. The upper end of the articulated shaft is arranged in the shaft hole of the movable shaft and is connected to it with screws. The articulated shaft is hinged to the self-lubricating sleeve arranged in the hinge seat 2 in the through hole.

[0025] The articulated component includes a rack shaft, an articulated shaft and a driving gear. The rack shaft is connected to the articulated shaft as a whole. The rack shaft is provided with a driving gear adapted thereto. The driving gear is installed in a side hole of an upper hinge seat. A tool operating hole is provided at one end of the driving gear shaft. The articulated shaft is articulated with a blind hole hinge seat 2 provided with a storage pool for rust-proof oil.

[0026] The articulated component includes an articulated shaft, a rocker arm and a driving screw. The articulated shaft is installed in the shaft hole of the upper hinge seat. A spiral oil groove is provided on the outer circumferential surface of the articulated shaft. A hole adapted to accommodate an offset rocker arm is provided on one side of the articulated shaft. The other end of the offset rocker arm is arranged in the annular groove of the driving screw. The offset rocker arm is arranged on the rocker arm seat and supported by an elastic pin. An offset reinforcing rib is provided in the middle front part of the rocker arm, and the two ends of the rocker arm are in arc shape.

[0027] The lower hinge seat is in a right-angle shape and is inlaid with the free shaft as a whole. A reinforcing boss is arranged at the shaft hole of the lower hinge seat for mounting the free shaft, and a mounting screw hole is arranged on the lower hinge seat.

[0028] The lower hinge seat is box-shaped and has a free shaft seat therein. A free shaft is arranged on the free shaft seat, and the free shaft seat is fixed by adjusting screws arranged around it.

[0029] The lower hinge seat is triangular in shape, the triangular portion is set to an arc shape, a countersunk screw hole is provided at the arc shape, and a free shaft with a variable height is provided in the center hole of the lower hinge seat.

[0030] The lower hinge seat is in the shape of a stepped rounded rectangle, a countersunk screw hole is arranged at the rounded corner, and a free shaft integrally cast is arranged on the lower hinge seat.

[0031] An offset support arm flange is arranged on the upper hinge seat, and a screw mounting hole is arranged on the support arm flange.

[0032] The upper hinge seat is provided with a flange plate, and the flange plate is provided with screw mounting holes.

[0033] A rocker arm seat connected in one piece is cast in the middle of the upper hinge seat.

[0034] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. For ordinary technicians in this field, without departing from the creative concept of the present invention, several similar deformations, equivalent substitutions, split-and-merge and improvements can be made, all of which should be included in the protection of the present invention.

Claims

1. A colinear hinge, characterized in that: include: An upper hinge mechanism, a middle hinge seat and a lower hinge mechanism, wherein the upper hinge mechanism is arranged above the collinearity of the middle hinge seat, the upper hinge seat of the upper hinge mechanism is provided with a collinear movable hinge component, the hinge component is hinged to the middle hinge seat, the middle hinge seat is in the shape of an offset round-headed long strip, the round head is provided with a central hinge hole, the long strip is provided with holes for mounting screws, the lower hinge mechanism is arranged below the collinearity of the middle hinge seat, the lower hinge seat of the lower hinge mechanism is provided with a free shaft, the free shaft is provided with a tapered rolling bearing, the tapered rolling bearing housing is embedded in the axial hole of the free seat, the free seat is in the shape of an offset round-headed long strip, the strip is provided with screw mounting holes.

2. The colinear hinge according to claim 1, characterized in that: The hinge component includes a movable shaft, an articulated shaft, a rocker arm and a driving screw. A rectangular external spline adapted for sliding connection with an upper hinge seat is provided on the outer circumferential surface of the movable shaft. A hole adapted for accommodating a front end cylinder of the rocker arm is provided on one side of the rectangular external spline. The rocker arm is supported on the rocker arm seat by a pin shaft. The arc-shaped tail end of the rocker arm is hinged in an annular groove of the driving screw. The upper end of the articulated shaft is welded integrally with the movable shaft. A tooth groove for storing grease is provided on the outer circumferential surface of the articulated shaft. The articulated shaft is hinged to a bearing arranged in the hinge seat in a semi-blind hole.

3. The colinear hinge according to claim 1, characterized in that: The hinge component includes a movable shaft, an articulated shaft and a push-pull screw. The outer cylindrical surface of the movable shaft is provided with fan-shaped involute spline teeth that are compatible with the sliding connection with the upper hinge seat. The smooth surface of the movable shaft is provided with a threaded hole for installing the push-pull screw. The upper end of the articulated shaft is arranged in the shaft hole of the movable shaft and is connected to it with screws. The articulated shaft is hinged to a self-lubricating sleeve arranged in the hinge seat in the through hole.

4. The colinear hinge according to claim 1, characterized in that: The hinge component includes a rack shaft, an articulation shaft and a driving gear. The rack shaft is connected to the articulation shaft as a whole. The rack shaft is provided with a driving gear adapted thereto. The driving gear is installed in a side hole of an upper hinge seat. A tool operating hole is provided at one end of the driving gear shaft. The articulation shaft is hinged to a hinge seat in a blind hole provided with a storage pool for rust-proof oil.

5. The colinear hinge according to claim 1, characterized in that: The articulated component includes an articulated shaft, a rocker arm and a driving screw. The articulated shaft is installed in the shaft hole of the upper hinge seat. A spiral oil groove is provided on the outer circumferential surface of the articulated shaft. A hole adapted to accommodate an offset rocker arm is provided on one side of the articulated shaft. The other end of the offset rocker arm is arranged in the annular groove of the driving screw. The offset rocker arm is arranged on the rocker arm seat and supported by an elastic pin. An offset reinforcing rib is provided in the middle front part of the rocker arm, and the two ends of the rocker arm are in arc shape.

6. The colinear hinge according to claim 1, characterized in that: The lower hinge seat is in a right-angle shape and is inlaid with the free shaft as a whole. A reinforcing boss is arranged at the shaft hole of the lower hinge seat for mounting the free shaft, and a mounting screw hole is arranged on the lower hinge seat.

7. The colinear hinge according to claim 1, characterized in that: The lower hinge seat is box-shaped and has a free shaft seat therein. A free shaft is arranged on the free shaft seat, and the free shaft seat is fixed by adjusting screws arranged around it.

8. The colinear hinge according to claim 1, characterized in that: The lower hinge seat is triangular in shape, the triangular portion is set to an arc shape, a countersunk screw hole is provided at the arc shape, and a free shaft with a variable height is provided in the center hole of the lower hinge seat.

9. The colinear hinge according to claim 1, characterized in that: The lower hinge seat is in the shape of a stepped rounded rectangle, a countersunk screw hole is arranged at the rounded corner, and a free shaft integrally cast is arranged on the lower hinge seat.

10. The colinear hinge according to claim 1, characterized in that: An offset support arm flange is arranged on the upper hinge seat, and a screw mounting hole is arranged on the support arm flange.

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