KR102006170B1 - Recovery type sluice gate for prevent the damage of gate leaf caused by obstacles - Google Patents

Abstract

The present invention relates to a new technology which prevents damage even when a gate leaf collides with an obstacle of a floor when closing a lifting sluice gate in which flowing water is discharged to a lower portion of the gate leaf. A conventional lifting sluice gate is required for a lot of component parts such as a side ratchet, a chain gear ratchet, an elastic member and a pressure control nut while including a separate sluice gate switch, is difficult for manufacture and reduces productivity since the whole structure is complex, and has a high cost in accordance with manufacture. To this end, the present invention prevents the damage by stopping lowering of the door leaf while the door leaf and a door leaf opening and closing cylinder maintain an interval therebetween even when the door leaf opening and closing cylinder is continuously expanded after the door leaf lowered in accordance with operation of a pair of door leaf opening and closing cylinders installed in a channel post of both sides of a door frame collides with the obstacle of the floor.

Description

[0001] The present invention relates to a recovery type sluice gate for preventing damage to a door caused by an obstacle,

The present invention relates to a novel concept of preventing a breakage even if a door collides with an obstacle on the floor when closing a lifting gate that discharges water to the lower part of the door.

Water resources have many direct and indirect effects on human life. Lakes, rivers and seas provide aesthetically pleasurable life in human life, and become a source of life for many living things that utilize them.

In addition, with the development of industry today, more important resources have been used for water resources, and many countries are making great efforts to develop and conserve them.

In Korea, where rainfall is concentrated at a limited time, the damage caused by flood or drought is very large. Therefore, it is important to manage water resources properly. For this purpose, it is necessary to build structures such as concrete across rivers and valleys, Dam construction project is an important project to prevent the damages caused by flood and to provide river water in case of drought.

Various types of water gates may be installed in the above-mentioned dam constructions according to purpose, type, and material. In such a case, the water gates are normally kept closed for fresh water, and when the water level suddenly rises during floods and rains And the water is discharged downstream by opening the water gate.

These floodgates are divided into a conduit where the water gate is conducted in the same direction as the discharged water and a salvage type in which the water is discharged to the lower part of the doorway. The floodgates of the two floors are filled with various obstacles such as stones, gravel, The damper is directly impacted and damaged, or the impact force is transmitted to the driving devices for opening and closing the damper through the damper, so that the damper The apparatus of Fig.

As a prior art for preventing the breakage of such a conductive watercourse door, there has been disclosed "Patent No. 1226339, a conductive moving beam whose name is prevented from breakage due to an obstacle" (hereinafter referred to as "Prior Art 1") have.

In the prior art 1, when an obstacle is displayed when the water gate descends, the hydraulic pressure of the hydraulic cylinder is not transmitted to the water gate to prevent damage to the water gate. However, since the water gate is rotated, This is a limited application.

As a prior art for preventing breakage of the lifting watercourse, " Patent Registration No. 245631, name / automatic gatekeeping device for the gate of a watercourse gate breaker " (hereinafter referred to as " Prior Art 2 ") is disclosed.

In the prior art 2, a razet gear which meshes with each other on a transmission path of a rotational force to be transmitted to a lock which directly moves up and down a water gate is applied, so that the razet gear is engaged and the power is transmitted during normal ascending / When an external force is applied at the time of descending, the jet gear is separated and blocks the power transmitted to the lock, thereby preventing breakage of the watercraft.

However, the prior art 2 requires a large number of components such as side razets, chain gear side razets, elastic members, pressure control nuts, and the like including a separate water gate, and the overall structure is very complicated, And the manufacturing cost is high.

As a means for solving the above-mentioned problems, the present invention provides a door posture control system for a door posture in which a door opening and closing cylinder, The door and door opening and closing cylinders have a technique to prevent the breakdown by stopping the fall of the door while maintaining clearance between each other.

Further, according to the present invention, a pair of guide rollers provided on both inner side surfaces of the side square pipes when the door open / close cylinder moves up and down according to the operation of the door opening / closing cylinder inserted in the side square pipes attached to both sides of the door frame, A technique of reliably inducing linear movement of the door while sliding on both front and rear surfaces of the attached straight guide is provided.

Further, the present invention provides a technique for easily connecting or disconnecting the piston rod of the door opening / closing cylinder to a knuckle connecting block selectively installed / disassembled on both inner side surfaces of the side pipe.

Further, the present invention is characterized in that the upper packing, the side packing, and the bottom packing provided around the front face of the door frame come in close contact with the connecting frame connected between the pair of the channel posts, the inner surface of the channel post and the upper surface of the floor frame, To be maintained.

According to the present invention, even if the door open / close cylinder continues to operate after the door is hit by an obstacle at the bottom, the hydraulic pressure is not transmitted to the door, and the down operation is stopped to prevent the door from being damaged. And the impact force applied to the door opening / closing cylinder is eliminated beforehand, thereby preventing the waste of the national budget due to the breakage of the expensive equipment.

Also, it is possible to simplify the structure by reducing the number of components required for the breakage prevention technology of the door and door opening and closing cylinders, and it is possible to easily manufacture, greatly improve the productivity according to the manufacture, and reduce the manufacturing cost, thereby improving the price competitiveness.

Further, according to the present invention, a pair of guide rollers installed on the inner side of both sides of the side wall of the door on the ascending and descending side of the door slide on the straight guide attached to the door opening and closing cylinder, thereby making the door open and close smoothly, , Thereby providing an effect of reliably opening and closing.

Further, since the knuckle connecting block for connecting the door opening / closing cylinder integrally with the door opening can be selectively assembled / disassembled, the piston rod of the door opening / closing cylinder can be easily connected to facilitate assembling and manufacturing, And provides an effect that A / S such as breakage and breakdown during use is very easy.

The packing installed around the front of the door frame is in close contact with the connecting frame connected between the pair of channel posts, the inner surface of the channel posts, and the bottom surface of the floor frame, thereby preventing leakage of water while maintaining reliable airtightness and waterproofness. to provide.

1 is a front view of a state in which the door of the present invention is open;
Fig. 2 is a front view of the door closed state of the present invention
Figure 3 is a front view of the present invention.
Fig. 4 is a plan view of the water-
Fig. 5 is a plan view of the installation state of the present invention
FIG. 6 is a plan view of the installation state of the door opening /
Fig. 7 is a front elevational view of the combined state of the door opening and closing cylinder of the present invention
8 is a side sectional view of the door and door opening / closing cylinder of the present invention,
Fig. 9 is a diagram showing a state in which the door open / close cylinder of the present invention is lowered
10 is a cross-sectional side view of the knuckle connecting block and the piston rod of the present invention,
11 is a front cross-sectional view of the state in which the knuckle pin of the present invention is moved downward
12 is a cross-sectional view of the knuckle connecting block and knuckle pin according to the present invention,
13 is a front sectional view of the knuckle pin of the present invention in a state in which the knuckle pin is moved downward
14 is a front sectional view of the door frame of the present invention in a state where the door opening /
Fig. 15 is a side cross-sectional view of the connection frame of the present invention,

Preferred embodiments of the present invention will now be described in more detail with reference to the accompanying drawings.

A general construction according to a preferred embodiment of the present invention will be roughly described with reference to the accompanying drawings. It can be confirmed that the door frame 10, the pair of door opening / closing cylinders 20,

Hereinafter, the present invention having the above-described schematic configuration will be described in more detail for facilitating the implementation.

The door frame 10 of the present invention is constructed such that a pair of channel posts 12 having a "C" shape are installed upright on opposite sides of the bottom frame 11 so as to face each other.

A cylinder fixing plate 13 having a "C" shape is integrally attached to the upper end of the channel post 12 and a cylinder bracket 14 attached to both sides of the upper end of the cylinder fixing plate 13 The door opening and closing cylinder 20 is installed in the inside of the channel post 12 and is fixedly installed on both sides of the knuckle pin 22 penetrating through the joining knuckle 21 formed at the upper end.

The door 30 having both sides thereof inserted into the channel posts 12 and moving up and down according to the operation of the door opening and closing cylinder 20 is provided with a door open / close cylinder 20 in a pair of side openings 31 formed at both ends thereof And a pair of knuckle connecting blocks 40 are integrally attached to the inner surfaces of the lower ends of the lower side of the side wall pipe 31. The piston rod 23 of the door opening / closing cylinder 20 is integrally formed with the knuckle connecting block 40 So that it can smoothly ascend and descend according to the operation of the door opening and closing cylinder 20. [

The door 30 and the door opening and closing cylinder 20 are spaced apart from each other while maintaining the clearance between the door 30 and the door opening and closing cylinder 20 even if the door opening and closing cylinder 20 continues to extend after the door 30 is collided with an obstacle on the floor. To prevent breakage by stopping the falling of the core technology is combined with.

The knuckle pin 22a passing through the joining knuckle 21a formed at the tip end of the piston rod 23 has a clearance hole 41a 42a formed in the knuckle connecting block 40, Respectively.

The knuckle pin 22a is always kept in a state of being in tight contact with the inner surface of the upper portion of the clearance hole 41a as shown in Figures 10 to 11 by the weight of the door frame 30, The knuckle pin 22a moves to the lower portion of the clearance hole 42a even if the door opening and closing cylinder 20 continues to operate even though the obstacle strikes the obstacle placed on the door opening / closing cylinder 11, It is possible to prevent the door 30 from being damaged and to prevent the A / S from being generated, and to prevent the impact force applied to the door opening / closing cylinder from being extinguished, Thereby providing an effect of effectively preventing breakage.

The knuckle connecting block 40 may be formed as a single body, but it is more preferable that the door opening / closing cylinder 20 is more easily connected to the knuckle connecting block 40, and that the knuckle connecting block 40 is selectively assembled / disassembled so as to easily replace the broken door.

That is, the knuckle connecting block 40 is integrally attached to inner side surfaces of both sides of the side wall pipe 31 as shown in FIG. 10, and the fixed connecting block 41 has a hole The detachable connection block 42 forming the pair of the fixed connection block 41 is closely contacted with the lower end of the fixed connection block 41 and the clearance hole 41a formed in the fixed connection block 41, And the upper opening is formed so as to communicate with the opening 42a.

The plurality of fastening bolts 43 passing through the detachable connecting block 42 are screwed to the fixed connecting block 41 so that the detachable connecting block 42 and the fixed connecting block 41 can be integrally assembled or disassembled The piston rod 23 of the door opening and closing cylinder 20 can be easily connected to facilitate assembly and fabrication, as well as to significantly improve the productivity of the water inlet door, and to provide an A / S effect such as breakage and trouble during use very easily.

Further, the present invention incorporates a technique for reliably inducing rectilinear motion during ascending and descending of the door frame 30, thereby enhancing the circular activity resulting from the opening and closing operation of the door frame 30.

6 to 7, a pair of guide rollers 33 are rotatably installed on both inner side surfaces of the upper side of the side wall pipe 31 so as to be offset from each other, A pair of rectilinear guides 25 are attached in the longitudinal direction.

Therefore, the guide roller 33 is slid on the front and rear sides of the pair of straight guide 25 when the door 30 ascends and descends, so that the vertical movement of the door frame 30 can be reliably guided.

As shown in FIG. 8, a plurality of fixing bolts 50 are integrally welded around the front and rear sides of the door 30 of the present invention. The fixing bolts 50 are respectively provided with upper and lower seals 51, The nut 55 is screwed in a state in which the packing fixing plate 54 is continuously penetrated after the through hole 52 and the bottom packing 53 are penetrated respectively and the connection frame 15 ) Are integrally connected.

The upper packing 51, the side packing 52 and the bottom packing 53 are in close contact with the connecting frame 15, the inner surface of the channel post 12 and the upper surface of the bottom frame 11, Thereby preventing leakage of water.

The upper packing 51 and the side packing 52 are sealed with the silicone 56 so that the upper surface and the side surface are not lifted and the bottom packing 53 is subjected to the sealing treatment The upper packing 51, the side packings 52, and the bottom packing 53 are kept in a fixed state without exaggeration, thereby maximizing the effect of preventing water leakage.

As shown in FIG. 6, the channel posts 12 are integrally formed with a plurality of reinforcing ribs 16 that are integrally attached to the outer surface of the reinforcing ribs 16, The reinforcing ribs 16 are provided on the outer surface of the channel posts 12 on the outer side of the channel posts 12 in such a manner that the reinforcing ribs 17 are integrally attached in the vertical direction, A plurality of buried anchors 18 embedded in a concrete structure to be installed to enclose the door frame 10 are integrally attached to each other, thereby ensuring a robust construction property when the door frame 10 is constructed.

In addition, in the case of the connecting frame 15, a plurality of reinforcing ribs 16 are attached at intervals in the left and right longitudinal directions to improve the strength, and the reinforcing angles 17 are integrally attached to the upper and lower surfaces of the front frame, A plurality of the anchors 18 are attached at left and right intervals so that the anchors 18 are embedded in the concrete structure that surrounds the outer side of the connection frame 15 so that the rigidity of the door frame 10 can be doubled.

10: door frame 11: floor frame
12: Channel posts 15: Connection frame
16: reinforcing rib 17: reinforcing angle
18: burial anchor 20: door opening and closing cylinder
21, 21a: join knuckle 22, 22a: knuckle pin
25: straight guide 30: doorway
31: side tube 33: guide roller
40: knuckle connecting block 41: fixed connecting block
41a, 42a: clearance hole 42: detachable connection block
43: fastening bolt 50: fastening bolt
51: upper packing 52: side packing
53: bottom packing 54: packing fixing plate
55: Nut 56: Silicone

Claims (7)

A door frame 10 provided at both upper ends of the floor frame 11 with a pair of channel posts 12 facing each other;
A pair of door opening / closing cylinders (20) installed inside the channel posts (12) while being fixed to a cylinder fixing plate (13) attached to the upper end of the channel posts (12);
The door opening and closing cylinder 20 is inserted into a pair of side wall pipes 31 formed at both ends of the door opening and closing cylinder 40 and the pair of knuckle connecting blocks 40 attached to both inner side faces of the lower end of the door opening and closing cylinder 40, (23) are integrally connected to each other and are moved up and down according to the operation of the door opening / closing cylinder (20);
The knuckle pin 22a passing through the joining knuckle 21a formed at the tip end of the piston rod 23 is fitted into the knocking coupling block 40 through the through holes 41a and 42a formed vertically.
The knuckle connecting block 40 includes a fixed connecting block 41 integrally attached to inner side surfaces of both sides of the side pipe 31 and formed with a lower opening 41a at the center thereof;
A detachable connection block 42 which is in close contact with a lower end of the fixed connection block 41 and is formed with a clearance hole 42a opened at the top to communicate with the clearance hole 41a;
A plurality of fastening bolts 43 screwed into the fastening connecting block 41 through the detachable connecting block 42 so as to integrally assemble or disassemble the detachable connecting block 42 and the fixed connecting block 41, Wherein the door is closed to prevent damage to the door.
The method according to claim 1,
The knuckle pin 22a is always kept in close contact with the inner surface of the upper portion of the clearance hole 41a due to the weight of the door frame 30 and the knuckle pin 22a collides with the obstacle of the floor frame 11 The knuckle pin 22a moves to the lower portion of the clearance hole 41a to stop the lowering of the door frame 30 without transmitting oil pressure to the door frame 30 when the door opening / closing cylinder 20 continues to operate To prevent breakage of the gate.
The method according to claim 1,
A pair of guide rollers 33 are staggered on both inner sides of the upper side of the side wall 31 and the guide rollers 33 are provided on both sides of the door opening and closing cylinder 20 of the door 30 in the longitudinal direction And the upper and lower linear motion of the door frame 30 is reliably guided while sliding on the front and rear faces of the pair of straight guide guides 25 attached to the door frame 25, respectively.
delete The method according to claim 1,
A plurality of fixing bolts 50 are integrally welded around the front side of the door frame 30 with an interval therebetween and the fixing bolts 50 are respectively provided with upper packing 51, side packing 52 and bottom packing 53 And the nut 55 is screwed in a state in which the packing fixing plate 54 is continuously passed through;
The upper packing 51, the side packing 52 and the bottom packing 53 are connected to each other by a connecting frame 15 connected between the pair of channel posts 12, an inner surface of the channel post 12, And the airtightness and the waterproofing force are maintained while being in close contact with the upper surface of the door.
6. The method of claim 5,
The upper packing 51 and the side packing 52 are sealed so that the top surface and the side surface are not lifted and the bottom packing 53 is subjected to the sealing treatment of the silicon 56 It is a salvage type gate that prevents damage to the doorway which is characteristic.
The method according to claim 1,
A plurality of reinforcing ribs 16 are integrally attached to the channel posts 12 so as to surround the entirety of the outer surface of the channel posts 12. The reinforcing ribs 16 have a plurality of reinforcing angles 17 And a plurality of buried anchors 18 embedded in a concrete structure pouring outside the channel posts 12 are formed on the outer surfaces of the channel posts 12 between the reinforcing ribs 16, Wherein the door is integrally attached to the door.

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