KR20070082663A - Hinge - Google Patents

Abstract

A hinge is provided to prevent the movement of the door by rotating the door with predetermined angle and fixing the door to thereby prevent the door from being closed unintentionally. A hinge includes a fixing member(10), a hinge rotation adjusting member, and an operating member(30). The fixing member is fixed with a bolt at the side surface of a case, has an axis hole(14) at the inner side surface formed by a protruded central axis pipe(12), has a hole at the wall by the axis hole open at the front and sealed at the rear, and has a hanging groove(16) at one side of the axis hole. The hinge rotation adjusting member has a rotation axis(22) of which one end penetrates the axis hole and the hole of the fixing member, has a gear-shaped fixed protrusion(24) according to the outer circumference of both ends of the rotation axis, and controls the rotation of the rotation axis with a stopper(28) at the central circumference of the rotation axis. The operating member has an axis pipe(32) with axis holes(32a,34a) at the inner side to be inserted in the fixed protrusion of the rotation axis, has bottom plates(32b,34b), connected with the axis pipe as single body, curved towards one side and is fixed by a bolt at the side surface of a door.

Description

Hinge {Hinge}

1 is an exploded perspective view showing the overall structure of the present invention

Figure 2 is a plan view showing the installation state of the present invention

3 is a plan sectional view showing a planar state of the present invention;

Figure 4 is a side cross-sectional view showing a side state of the present invention

5 is a plan view showing the operating state of the present invention

Figure 6 is an exploded perspective view showing a second embodiment of the present invention

7 is a plan sectional view showing a planar state of a second embodiment of the invention;

Figure 8 is a side cross-sectional view showing a side state of the second embodiment of the present invention

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

 1: case 2: door

10: fixing member 12: central shaft tube

14: shaft 16: locking groove

18: hole 20: hinge rotation adjustment member

22,220: rotating shaft 24: fixed protrusion

26: keyway 28,280: stopper

28a: first disc plate 28b: protruding key

28c: 2nd disc board 28d: engaging protrusion

29: cover

30: movable member 32: upper shaft pipe

32a: shaft hole 32b: bottom plate

34: lower shaft pipe 34a: shaft hole

34b: bottom plate 36: convex portion

38: recess 280a: locking projection

Y: Washer S: Spring

N: Nut

The present invention relates to a hinge used in a case of a switchboard or information and communication equipment, and more particularly, the door is stopped at a certain angle when the door is opened so that the door is no longer opened, regardless of the user's intention. It is about a hinge that prevents it from being closed.

 In general, the hinge is composed of a structure of a fixed plate including a movable plate fixed to the door to rotate and a rotating shaft fixed to the door frame to rotate the movable plate, wherein the hinge is mainly used to open the door by rotating the movable plate about the axis of rotation. It is used.

In recent years, however, hinges have been provided in which the stopper device is provided at the hinge to stop the door at a predetermined angle.

In the case of a hinge that can be adjusted as described above, various kinds are used, but most of them have a disadvantage in that the structure is complicated and the unit price of the product is expensive.

In addition, since the stopper device is installed on the exterior of the hinge, the exterior may not be beautiful, and if it is used for a long time, there is a disadvantage that the maintenance work must be frequently performed due to foreign substances such as dust.

As described above, forming a stopper on the hinge is to prevent the worker from working and the door is suddenly closed to interfere with the work or collide with the body part of the worker.

Utility model registration No. 0337136 hinge registered by the applicant in advance to compensate for the above problems, there is a feature that can solve the disadvantages of the prior art, but still a disadvantage that does not reduce the work process to the maximum in the manufacturing and assembly process of the competition. There was this.

The present invention has been made in view of the above-mentioned conventional problems, and an object thereof is to provide a stopper at the center outer circumference of the rotating shaft so that the production of the competition is easy and the door can be kept open at the position where the operator opened the door. The stopper is to provide a hinge that one end is fixed to the shaft hole and the locking groove of the fixing member to regulate the rotation of the rotating shaft.

Another object of the present invention is provided with a plurality of first disk plate and the second disk plate to be supported by the elastic force of the spring to the stopper fixed to the rotating shaft in succession to each other, the first disk plate is fixed to the key groove of the rotating shaft And the second disc plate is fixed to the locking groove while one end is fixed to the locking groove while the second disc plate is held in contact with the second disc plate so that the rotation shaft is not rotated smoothly so that the operator opens the door. The hinge is provided so that the door can be stopped in the open position by the force applied thereto.

Another object of the present invention is to form a stopper on the outer periphery of the rotating shaft to minimize the manufacturing and installation process while reducing the cost of the product to ensure that the stopper is firmly fixed to the inside of the fixing member To provide a hinge so that the movable member is fixed to both ends of the hinge so that the installation work of the hinge can be made easily.

Another object of the present invention is to mold the stopper with acetal so that the rotating shaft is rotated inside the stopper by pinching the rotation shaft, when the operator applies a certain force to the door to open the door, the stopper stops when the rotating shaft rotates by that force. Since the inner surface of the indentation of the outer periphery of the rotating shaft provides a hinge to keep the door open.

In order to achieve the object of the present invention, in the hinge connected to the rotating shaft in the state in which the central shaft tube fixed to one side of the switchboard is fitted to the inner surface of the shaft tube formed on the upper and lower parts of the movable part, the hinge connected to the rotating shaft in the state fitted to the inner surface To

A bottom surface is fixed to the side of the case with a bolt, the central shaft tube protrudes forward to form a shaft hole in the inner surface, the shaft hole is open in the front and the rear is closed, the hole is formed in the wall, the shaft hole Fixing member formed on one side of the locking groove; One end of the rotating shaft penetrates the shaft hole and the hole of the fixing member, and a fixing protrusion is formed in the shape of a gear along the outer circumference of both ends of the rotating shaft, and a stopper is formed at the center outer circumference of the rotating shaft to regulate the rotation of the rotating shaft. Hinge rotation control member; And a shaft tube having shaft holes at an inner side thereof is formed at an upper side and a lower portion so as to forcibly fit into the fixing protrusion of the rotating shaft, and a bottom plate integrally connected to the shaft tube is bent to one side and fixed to the side of the door by bolts. It characterized in that it comprises a movable member to enable separation and coupling.

In addition, the second embodiment of the present invention is characterized in that the stopper is formed by molding the synthetic resin so that the stopper is forcibly coupled to the shaft hole and the locking groove of the fixing member to regulate the rotation of the rotating shaft.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is coupled to a fixed member 10 fixed to the side of the case (1) of the switchboard or information and communication equipment, the rotary shaft 22 which is supported on the inner side of the fixing member 10, and both ends of the rotary shaft 22 Hinge member for rotating the door 2 and a stopper 28 for limiting rotation of the rotary shaft 22 and the movable member 30 are formed at the center outer circumference of the rotary shaft 22. It consists largely of 20.

The fixing member 10

When the bolt is fastened on the inner side of the case 1 in a state in close contact with the side of the case 1, the bolt is fastened to the bolt hole formed in the bottom surface of the fixing member 10 to fix the fixing member 10.

A central shaft tube 12 protruding forward is formed in the center of the fixing member 10, and the shaft hole 14 made of a circular shape is formed inside the central shaft tube 12, wherein the front of the shaft hole 14 In the open state and the rear side is closed, a hole 18 is formed in the wall so that one end of the rotating shaft 22 to be described later can be penetrated and fixed.

One side of the shaft hole 14 is formed with a locking groove 16 in the vertical direction, the stopper 28 to be described later is inserted is fixed to the central shaft tube (12).

Hinge rotation adjusting member 20

A stopper 28 is formed at the center outer circumference of the rotating shaft 22 so as to be inserted into the shaft hole 14 of the central shaft tube 12, and the rotating shaft 22 is formed in a rod shape while the fixing member 10 is formed. One end is exposed to the outside through the shaft hole 14 and the hole 18, and gear-shaped fixing protrusions 24 are formed along the outer periphery of both ends of the rotary shaft 22, so that the upper and lower parts of the movable member 30 to be described later. The shaft tube 32, 34 is forcibly fitted to allow the rotation shaft 22 and the movable member 30 to rotate integrally.

Springs (S) and first and second of the stopper (28) installed on the center outer circumference of the rotating shaft 22 by fastening the nuts (N) on both sides by forming a screw thread on the inner outer circumference of the fixing protrusion (24). To support the disk plate 28a, 28c, the key groove 26 is formed on one side of the rotary shaft 22 to penetrate to the end of the rotary shaft 22 in the vertical direction, the first disk plate 28a to be described later ) Is combined.

On the other hand, the stopper 28 is first fastened the nut (N) to the screw thread of the rotary shaft 22, then washer (Y), spring (S), washer (Y) in order to rotate to the rotary shaft 22, circular A second disk plate 28c made of a plate body is supported, but one side of the second disk plate 28c is formed with a locking projection (28d) is fitted into the locking groove 16 of the central shaft tube 12 is fixed to the rotating shaft When the 22 is rotated, the second disc plate 28c is not rotated, and the second disc plate 28c is located behind the second disc plate 28c by the rotary shaft 22. do. In this case, a protruding key 28b is formed on an inner surface of the first disk plate 28a to be fitted into the key groove 26 of the rotating shaft 22 while the first disk plate 28a is the same as the rotating shaft 22. The first disk plate 28a rotates while pressing the second disk plate 28c.

On the other hand, a plurality of the first disk plate 28a and the second disk plate 28c are provided in succession while staggering each other, the nut (N) while the washer (Y) is condensed on the rear of the last second disk plate (28c) The pressure input of the spring S becomes strong according to the tightening length of the nuts N fastened on both sides, so that the rotation shaft 22 and the first disk plate 28a are not smoothly rotated and are kept tight. While the door 2 is rotated while the door 2 is to be stopped in the desired position by the operator.

And, the lid 29 is finally installed at the rear of the nut (N) to be coupled so that the stopper 28 is not visible when viewed from the outside while maintaining the state in which the rear of the nut (N) is in close contact.

The movable member 30

Shaft tubes 32 and 34 having shaft holes 32a and 34a therein, respectively, are formed in the upper and lower portions of the rotary shaft 22 so as to be forcibly fitted to the outer circumference of the fixing protrusion 24. 32 and 34 form bottom plates 32b and 34b that are bent to one side and are bolted to the side of the door 1, where the bottom plates 32b and 34b are attached to the rotating shaft 22. It is formed to be separated and combined to be combined.

A convex portion 36 is formed at an end portion of the bottom plate 32b, and a concave portion 38 recessed inwardly is formed on the opposite bottom plate 34b to enable mutual coupling.

The movable member 30 maintains the state in close contact with the central shaft tube 12 of the fixing member 10 while the shaft tubes 32 and 34 are coupled to both ends of the rotating shaft 22.

Looking at the second embodiment of the hinge of the present invention, first, since the configuration of the fixing member 10, the rotating shaft 22 and the movable member 30 is the same, a description thereof will be omitted, and look at the difference of the stopper 280 The composition is

A stopper 280 is formed at the center outer circumference of the rotating shaft 220 so as to forcibly fit into the shaft hole 14 and the locking groove 16 of the fixing member 10, where the stopper 280 is fixed integrally to the fixing member 10. The stopper 280 is formed on the rotating shaft 220 while having the same length as the length of the central shaft tube 12, the locking groove 16 is fitted with a locking projection 280a protruding on one side of the stopper 280. The stopper 280 is coupled to maintain a fixed state in the central shaft tube 12, and the rotating shaft 220 is rotated in close contact with the inner surface of the stopper 280, the operator door 2 In order to open the door 2, the rotation of the door 2 is stopped by the force that rotates the door 2.

As described above, the hinge of the present invention will be described with reference to the accompanying drawings.

Attached Figure 1 is a perspective view of the separation state showing the overall structure of the present invention, Figure 2 is a plan view showing the overall configuration of the present invention, fixed by using a bolt first to the side of the case (1) of the switchboard or telecommunication equipment The member 10 is fixed to the upper and lower portions, respectively.

When the fixing work of the fixing member 10 is finished, first, the nut (N) is fastened to one thread of the rotating shaft 22 to be fixed, and then the washers (Y), the springs (S), and the washers (Y) are sequentially inserted. When the second disc plate 28c is held on the rotary shaft 22, the engaging protrusion 28d of the second disc plate 28c is fitted into the engaging groove 16 of the central shaft tube 12, and the second The first disk plate 28a is coupled to the rear of the disk plate 28c. At this time, the protruding key 28b of the first disk plate 28a is coupled to the key groove 26 of the rotating shaft 22 to allow the spring S. The second disk board 28c and the first disk board 28a are alternately arranged in a state of being in close contact with each other), and at least four first disk boards 28a are at least four second disk boards 28c. Combining the revised drawings in close contact (see FIGS. 1 and 4).

After the first disk plate 28a and the second disk plate 28c are alternately coupled by the above-described method, the washer Y is brought into close contact with the rear of the last second disk plate 28c to be finally joined. When the tightening length is adjusted while tightening the nut (N) in the first and second disk plate 28a, 28c is in close contact with the spring (S) to maintain a close contact state by the elastic force of the spring (S) (See Figure 4)

When the tightness of the first and second disc plates 28a and 28c is adjusted by adjusting the tightening length of the nut N coupled to both ends of the rotary shaft 22, the rotary shaft 22 and the first disc plate 28a are provided. ) Rotates in the same manner, where the first disk plate 28a is tightly rotated while being in close contact with the second disk plate 28c.

When the installation work of the stopper 28 is completed on the rotary shaft 22, one end of the rotary shaft 22 is inserted into the shaft hole 14 to penetrate the hole 18 so that the nut fixed to the rotary shaft 22 ( N) is in close contact with the hole 18, the fixing protrusion 24 of the rotating shaft 22 is exposed to the outside of the central shaft tube 12, the opposite fixing protrusion 24 is also exposed to the outside of the central shaft tube 12 When the cover 29 is etched on the rotating shaft 22 in the state, the shaft hole 32a of the shaft pipe 32 is inserted into the upper fixing protrusion 24 in a state where the inner stopper 28 is not visible from the outside and is made of steel. When the lower shaft tube 34 on the opposite side is coupled to the rotary shaft 22 in the same manner, the convex portion 36 of the bottom plate 32b is coupled to the recess 38 on the opposite side, thereby assembling the movable member 30. When the process is completed, the bottom plate (32b) (34b) is in close contact with the side of the door (2) and then bolted on the inner side of the door (2) bottom plate (32b) ( The bolt is fastened to the bolt hole formed in the inner side of 34b) so that the door 2 rotates.

Here, when the rotary shaft 22 rotates while the shaft tubes 32 and 34 and the rotary shaft 22 are integrally rotated by the fixing protrusions 24, the first disc plate 28a fixed to the rotary shaft 22 is formed. Since the door 2 rotates tightly in close contact with the two disc plates 28c, the door 2 is kept open by the force applied by the operator.

Figure 6 is a perspective view of a separated state showing a second embodiment of the present invention, the hinge is a fixed member 10, the hinge rotation control member 20, the movable member 30 described in the first embodiment the same Since the description is omitted, only the stopper 280 having a difference will be described.

When the fixing work of the fixing member 10 is finished, the stopper 280 of the rotating shaft 220 is first inserted into the shaft hole 14 and the locking groove 16 of the fixing member 10 by the stopper 280 in the shaft hole 14. As the outer periphery of the () is in close contact with the locking projection 280a of the stopper 280 is inserted into the locking groove 16 so that the stopper 280 cannot rotate.

When the stopper 280 is coupled to the central shaft tube 12, the cover 29 is first inserted into the rotation shaft 220, and then the shaft hole 32a of the shaft tube 32 is inserted into the upper fixing protrusion 24. When the lower shaft tube 34 on the opposite side is coupled to the rotary shaft 22 in the same manner, the convex portion 36 of the bottom plate 32b is coupled to the concave portion 38 on the opposite side, and the movable member 30 is coupled to the steel. The assembling process is completed. At this time, the bottom plates 32b and 34b are in close contact with the sides of the door 2, and then the bolts are fastened from the inner side of the door 2 to the inside of the bottom plates 32b and 34b. The bolt is fastened to the formed bolt hole so that the door 2 rotates. Here, the shaft pipes 32 and 34 and the rotating shaft 22 are integrally rotated by the fixing protrusion 24 while the rotating shaft 220 is applied by the operator to open the door 2 on the inner side of the stopper 280. The rotating shaft 22 is rotated by the force to keep the door 2 open.

Since the stopper 280 is molded with an acetal on the outer circumference of the rotating shaft 220, the inner diameter of the stopper 280 is pressed into the outer circumference of the rotating shaft 220 while maintaining the expanded state, such that the rotating shaft 220 is a stopper ( 280) can be rotated only by the user's force in close contact with the state.

Since the inner diameter of the stopper 280 molded with acetal is continuously inflated, the rotating shaft 220 is in close contact with the inner surface of the stopper 280 even after using for a long time so that the door 2 is closed regardless of the user's intention. This does not happen.

As described above, the present invention is inconvenient that the door is closed regardless of the intention of the operator while preventing the door from being shaken during work by allowing the door to be rotated at a predetermined angle only by the force applied by the operator. The invention is effective to improve the.

The present invention has the effect that the tightness of the first disc plate and the second disc plate of the stopper by using the spring and the bolts on both sides to adjust the tightening force so that the door can be firmly stopped without shaking in the open state. to be.

The present invention is an invention in which the structure is simple and the cost and installation process of the product is minimized, thereby improving the productivity of the product and at the same time making the handling and installation simple.

The present invention is an invention in which the stopper is molded with acetal to prevent the door from being closed or closed regardless of the intention of the operator because the stopper presses the outer circumference of the rotating shaft even after a long time of use.

What has been described above is just one embodiment for carrying out the hinge according to the present invention, and the present invention is not limited to the above-described embodiment, without departing from the gist of the present invention as claimed in the following claims. Anyone with ordinary knowledge in the field of the invention will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (7)

In the hinge connected to the rotating shaft in the state in which the central shaft tube fixed to one side of the case is fitted to the inner surface of the shaft tube formed on the upper and lower parts of the movable part, The bottom surface is fixed to the side of the case 1 with a bolt, the central shaft tube 12 protrudes forward to form a shaft hole 14 on the inner surface, the shaft hole 14 is the front is open and the rear The sealing member is formed with a hole 18 in the wall surface, the holding member 10 is formed with a locking groove 16 on one side of the shaft hole (14); One end of the rotating shaft 22 passes through the shaft hole 14 and the hole 18 of the fixing member 10, and the fixing protrusion 24 is formed in a gear shape along the outer periphery of both ends of the rotating shaft 22. A hinge rotation control member (20) configured to restrict the rotation of the rotation shaft (22) by forming a stopper (28) at the center outer circumference of the rotation shaft (22); And Shaft tubes (32) and (34) having shaft holes (32a) (34a) on the inner side to be forcibly fitted to the fixing projections (24) of the rotating shaft (22) are formed in the upper and lower portions, the shaft tubes (32, 34) Bottom plates 32b and 34b integrally connected to each other are bent to one side to be bolted to the side of the door 1, and the bottom plates 32b and 34b are movable members 30 to be separated and coupled. Hinge comprising a). According to claim 1, The rotating shaft 22 is a screw thread is formed on the inner peripheral edge of the fixing protrusions 24 on both sides to fasten the nut (N), the nut (N) is installed in the center of the rotating shaft (22) Hinge is fixed to both sides of the stopper (28), the key groove (26) is formed on the upper inner surface of the rotary shaft (22). According to claim 1 or 2, wherein the stopper 28, the washer (Y), the spring (S), the washer (Y) is coupled to the rotary shaft 22, the rotary shaft 22 is made of a circular plate body The second disc plate 28c is moistened. At this time, a locking protrusion 28d is formed at one side of the second disc plate 28c to be coupled to and fixed to the locking groove 16 of the central shaft tube 12. The first disk plate 28a is provided at the rear of the two disk plate 28c, and the first disk plate 28a has a protruding key 28b formed on an inner side thereof so that the key groove 26 of the rotating shaft 22 is formed. Coupled to the rotary shaft 22 and rotated together, the first and second disk plates 28a and 28c are alternately installed in a plural number, and finally, a cover 29 is provided at the rear of the nut N. Hinge, characterized in that it is installed. According to claim 1, wherein the movable member 30 is formed with a convex portion 36 in the lower middle portion of the bottom plate (32b), the concave portion (38) inward on the opposite bottom plate (34b) corresponding thereto. Hinges characterized in that formed to enable mutual fitting. In the hinge connected to the rotating shaft in the state in which the central shaft tube fixed to one side of the case is fitted to the inner surface of the shaft tube formed on the upper and lower parts of the movable part, The bottom surface is fixed to the side of the case 1 with a bolt, the central shaft tube 12 protrudes forward to form a shaft hole 14 on the inner surface, the shaft hole 14 is the front is open and the rear The sealing member is formed with a hole 18 in the wall surface, the holding member 10 is formed with a locking groove 16 on one side of the shaft hole (14); One end of the rotating shaft 220 passes through the shaft hole 14 and the hole 18 of the fixing member 10, and the fixing protrusion 24 is formed in a gear shape along the outer circumference of both ends of the rotating shaft 220. A hinge rotation control member 200 having a stopper 280 formed at the center outer circumference of the rotation shaft 220 to be forcibly fitted into the shaft hole 14 and the locking groove 16; And Shaft tubes (32) and (34) having shaft holes (32a) (34a) on the inner side to be forcibly fitted to the fixing projections (24) of the rotating shaft (220) are formed in the upper and lower portions, the shaft tubes (32, 34) Bottom plates 32b and 34b integrally connected to each other are bent to one side to be bolted to the side of the door 1, and the bottom plates 32b and 34b are movable members 30 to be separated and coupled. Hinge comprising a). According to claim 5, The stopper 280 is made of the same size as the shaft hole 14 of the central shaft tube 12 while forming a locking projection (280a) on one side to be forcibly fitted to the locking groove (16). The stopper 280 is molded with a synthetic resin on the center outer circumference of the rotating shaft 220, and the inner surface of the stopper 280 press-fits the outer circumferential edge of the rotating shaft 220, whereby the rotating shaft 220 is tightly fitted to the stopper 280. To be rotated, the hinge, characterized in that the cover 29 is installed on the top of the rotating shaft (220). 6. The movable member 30 has a convex portion 36 formed at a lower middle portion of the bottom plate 32b, and a recessed portion 38 is formed on the opposite bottom plate 34b. Hinges, characterized in that formed to enable mutual fit coupling.

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