KR200322450Y1 - The door-closer of the type of the spring - Google Patents

The door-closer of the type of the spring Download PDF

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Publication number
KR200322450Y1
KR200322450Y1 KR20-2003-0015820U KR20030015820U KR200322450Y1 KR 200322450 Y1 KR200322450 Y1 KR 200322450Y1 KR 20030015820 U KR20030015820 U KR 20030015820U KR 200322450 Y1 KR200322450 Y1 KR 200322450Y1
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KR
South Korea
Prior art keywords
tightening
tab
shaft
spring
door
Prior art date
Application number
KR20-2003-0015820U
Other languages
Korean (ko)
Inventor
강응호
Original Assignee
강응호
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Priority to KR20-2003-0015820U priority Critical patent/KR200322450Y1/en
Application granted granted Critical
Publication of KR200322450Y1 publication Critical patent/KR200322450Y1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/18—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with counteracting springs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/21—Brakes
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/404—Function thereof
    • E05Y2201/41—Function thereof for closing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/47—Springs
    • E05Y2201/474—Compression springs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/47—Springs
    • E05Y2201/488—Traction springs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/706—Shafts
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/60—Mounting or coupling members; Accessories therefor
    • E05Y2600/61—Threaded members

Landscapes

  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
  • Hinges (AREA)

Abstract

본 고안은 스프링식 도어 크로져에 관한 것으로, 보다 상세하게는 스프링의 탄성복원력을 이용한 도어를 닫을 수 있는 기능과, 조임너트를 조임으로써 도어의 닫힘속도를 조절 할 수 있는 도어 크로져에 관한 것이다.The present invention relates to a spring-type door closer, and more particularly to a function that can close the door using the spring elastic restoring force, and a door closer that can adjust the closing speed of the door by tightening the tightening nut. .

Description

스프링식 도어 크로져{The door-closer of the type of the spring}The door-closer of the type of the spring}

일반적으로 도어 크로져는 오일이나 공기의 압력을 이용하여 도어의 닫힘속도를 서행시켜 도어가 닫힐 때 그 소음 및 충격을 완화시킬 목적으로 사용되는 것이며, 이러한 도어 크로져는 현재 여러 형태로 제작되어 사용된다.In general, the door closer is used to reduce the noise and impact when the door is closed by slowing the closing speed of the door by using oil or air pressure. The door closer is currently manufactured and used in various forms. do.

그 중 한가지 실시예를 설명하면 볼트와 같은 고정수단을 통해 도어상부나 문틀상부에 부착되기 위한 고정돌편이 양측면으로 형성되고 내부에 오일이 충진되는 실린더가 형성된 하우징을 구성하고, 상기 실린더 내부에 설치되어 후단이 스프링이 탄지되어진 피스톤을 구성하며, 상기 피스톤을 일측에 랙크기어가 형성된 작동축에 끼워져 있는 한편, 실린더 축벽속에는 피스톤의 전지상사점 직전으로부터 후진하사점의 후방에 이르는 오일이동로를 형성하고, 하우징내에 설치되어 작동축의 랙크기어와 상호 맞물려 이를 일측방으로 슬라이딩시켜주는 피니온과, 상기 피니온과 결합하여 제자리 회전운동을 이루는 연결아암과, 상기 연결아암과 회동자재되게 결합되고 볼트와 같은 고정수단을 통해 도어상부 및 문틀상부에 자유롭게 설치되는 고정브래킷 등으로 구성되어진다.When describing one embodiment of the present invention, the fixing protrusion pieces for attaching to the upper part of the door or the upper part of the door frame through the fixing means such as bolts are formed on both sides, and the housing is formed with an oil-filled cylinder formed therein, and installed inside the cylinder. The rear end constitutes a spring-tightened piston, and the piston is fitted to an operation shaft having a rack gear on one side, and an oil movement path is formed in the cylinder shaft wall from immediately before the top dead center of the piston to the rear of the bottom dead center. And a pinion installed in the housing and interlocked with the rack gear of the operation shaft to slide it to one side, a connecting arm which engages with the pinion to form a rotational motion in combination with the connecting arm, and is rotatably coupled to the connecting arm and bolts. Fixing bracket installed freely on the upper door and the upper door frame through the same fixing means It is composed of the like.

그러나, 상기와 같은 구성으로 이루어진 종래의 도어 크로져는 도어의 닫힘속도를 조절하여 도어 닫힘시에 그 소음이나 충격을 억제 할 수 있으나, 상술한 바와 같이 장치가 복잡하여 고장 시 전문가가 아니면 수리가 용이하지 아니하며 비용도 많이 드는 문제점이 있었다.However, the conventional door closer having the above configuration can suppress the noise or impact when the door is closed by adjusting the closing speed of the door. There was a problem that was not easy and expensive.

따라서, 본 고안은 종래의 문제점을 해소하기 위해 안출 된 것으로, 설치가 용이하며 비용절감의 효과도 기대 할 수 있다.Therefore, the present invention has been devised to solve the conventional problems, it is easy to install and can be expected to reduce the cost.

도1 본 고안의 전체 구성도.1 is an overall configuration diagram of the present invention.

도2 본 고안의 조임너트의 내부 구성도.Figure 2 is an internal configuration of the tightening nut of the present invention.

도3 본 고안의 전체 사시도.Figure 3 is an overall perspective view of the present invention.

<도면의 주요부분에 대한 설명><Description of main parts of drawing>

1. 하우징 2. 조임너트 3. 요홈부1. Housing 2. Fastening nut 3. Groove

4. 천공 5. 반구형 캡 6. 샤프트4. perforated 5. hemispherical cap 6. shaft

7. 샤프트홀 8. 핀 9. 핀홀7. Shaft Hole 8. Pin 9. Pin Hole

10. 힌지 11. 삼각브래킷 12. 'ㄴ'자형 브래킷10. Hinge 11.Triangle Bracket 12. 'ㄴ' shaped bracket

13. 조임탭 14. 요홈 15. 고정탭13. Tightening tab 14. Groove 15. Fixing tab

16. 조임스프링 17. 지지탭 18. 탄성스프링16. Tightening spring 17. Supporting tab 18. Elastic spring

본 고안은 스프링의 탄성복원력을 이용한 도어를 닫을 수 있는 기능과, 조임너트(2)의 조임으로써 도어의 닫힘속도를 조절 할 수 있는 도어 크로져에 관한것으로, 'ㄴ'자형 브래킷(12)을 벽면이나 문틀 골격에 고정시키고 삼각브래킷(11)이 도어에 고정되어 있으며, 도어의 개폐시 삼각브래킷(12)과 연결된 샤프트(6)가 조임너트(2)의 천공(4)을 관통해서 직선왕복운동을 하게 된다. 따라서 도어 개방시 삼각 브래킷(11)과 연결된 샤프트(6)가 조임너트(2)의 천공(4)을 관통해서 외부로 인출되고 샤프트(6) 내부 일측에 연결된 탄성스프링(18)에 탄성복원력이 축척된다. 이 때 외부에 힘이 가해지지 않으면 탄성에너지가 축척된 탄성스프링(18)은 샤프트(6)를 끌어당기고 삼각브래킷(11)에 고정된 도어는 닫혀지게 된다. 그리고, 도어의 닫힘속도는 조임너트(2)의 조임강도에 의해 조절된다.The present invention relates to a function of closing the door using the spring elastic restoring force, and a door closer that can adjust the closing speed of the door by tightening the tightening nut (2), 'b' shaped bracket (12) A triangular bracket (11) is fixed to the wall or door frame skeleton, and the shaft (6) connected to the triangular bracket (12) passes through the hole (4) of the tightening nut (2) when the door is opened or closed. You exercise. Therefore, when the door is opened, the shaft 6 connected to the triangular bracket 11 passes through the perforation 4 of the tightening nut 2 and is pulled out to the outside, and elastic restoring force is applied to the elastic spring 18 connected to one side of the shaft 6. To scale. At this time, if a force is not applied to the outside, the elastic spring 18 in which the elastic energy is accumulated pulls the shaft 6 and the door fixed to the triangular bracket 11 is closed. Then, the closing speed of the door is adjusted by the tightening strength of the tightening nut (2).

상기의 목적을 달성하기 위해 이하, 본 고안의 바람직한 실시예를 도면에 의하여 상세하게 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 고안의 전체적인 구성도로서, 본체는 관상원통형 형태에 일측이 외주면에 나사산이 형성되어 있는 하우징(1)이며, 상기 하우징(1)에서 나사산의 타측면 일측에는 반구형 캡(5)과 상기 반구형 캡(5)의 외주면상에는 문틀이나 벽면에 고정 결합되는 'ㄴ'자형 브래킷(12)이 핀(8)에 의해 일체가 되도록 결합되어 있으며, 또한 'ㄴ'자형 브래킷(12)은 핀(8)을 축으로 하여 회전가능하며 핀(8)의 외주면 중간부분은 핀(8)의 중심축에 직교되도록 관통되어 있는 홀(9)이 형성되어 있다.1 is a general configuration diagram of the present invention, the main body is a tubular cylindrical form, one side of the housing is formed with a thread on the outer peripheral surface, one side of the thread in the housing (1) hemisphere cap (5) and On the outer circumferential surface of the hemispherical cap 5, the 'b' shaped bracket 12 fixedly coupled to the door frame or the wall is coupled to be integrated by the pin 8, and the 'b' shaped bracket 12 is connected to the pin ( A hole 9 which is rotatable about the axis 8 and penetrates the middle portion of the outer circumferential surface of the pin 8 so as to be orthogonal to the central axis of the pin 8 is formed.

그리고, 상기 하우징(1)의 나사산은 내면에 나선홈이 형성된 조절너트(2)와 결합되고, 조절너트(2)의 상부는 천공(4)이 형성되어 있으며, 상기 천공(4)사이로 후술할 샤프트(6)가 직선왕복운동을 하며, 조임너트(2)의 외부는 조임너트(2)를 조으기 위해 힘을 가할 때 미끄러짐을 방지하기위해 외주면에 요홈부(3)가 형성되어 있다.In addition, the thread of the housing 1 is coupled to the adjustment nut 2 formed with a spiral groove on the inner surface, and the upper portion of the adjustment nut 2 is formed with a perforation 4, which will be described later between the perforations 4. The shaft 6 has a linear reciprocating motion, and the outside of the tightening nut 2 has a recess 3 formed on the outer circumferential surface of the shaft to prevent slipping when a force is applied to tighten the tightening nut 2.

그리고, 상기 샤트프(6)는 조임너트(2)의 천공(4)을 관통해서 직선왕복운동을 하며, 상기 샤프트(6)의 외부 일측은 힌지(10)가 구성되어 있고, 상기 힌지(10)에 의해 회전가능하며 도어에 고정 결합되는 삼각브래킷(11)이 설치되어 있다.In addition, the shaft 6 penetrates the perforation 4 of the tightening nut 2 and performs a linear reciprocating motion. The outer side of the shaft 6 includes a hinge 10, and the hinge 10 It is rotatable by) and a triangular bracket 11 is fixed to the door is installed.

또한, 상기 샤프트(6)의 일측에는 샤프트(6)의 중심축과 직교되도록 관통되어 있는 샤프트홀(7)이 형성되어 있고, 상기 핀(8)에 형성되어 있는 핀홀(9)과 샤프트(6)에 형성된 샤프트홀(7)에 탄성스프링(18)의 양측 끝단부가 체결되어 있다.In addition, one side of the shaft 6 is formed with a shaft hole 7 which penetrates so as to be orthogonal to the central axis of the shaft 6, and the pin hole 9 and the shaft 6 formed in the pin 8. Both ends of the elastic spring 18 are fastened to the shaft hole 7 formed in the).

따라서, 본 고안에서 외부의 일정 힘에 의해 도어가 열릴 때 삼각브래킷(11)에 고정된 샤프트(6)가 하우징(1)내부에서 일정길이 인출되고, 샤프트홀(7)에 체결되어 있는 탄성스프링(18)의 반대측 끝단부는 핀홀(9)에 체결 고정되어 있기 때문에 탄성스프링(18)은 늘어나고, 그 늘어난 만큼의 탄성복원력이 축척되고 외부의 힘이 사라지면 탄성스프링(18)이 원래의 길이만큼 줄어들면서 샤프트(6)는 다시 하우징(1)의 내부로 삽입되고, 샤프트(6)에 연결된 삼각브래킷(11)에 의해 도어가 닫혀지게 된다.Therefore, in the present invention, when the door is opened by a predetermined external force, the shaft 6 fixed to the triangular bracket 11 is drawn out a predetermined length in the housing 1, and the elastic spring is fastened to the shaft hole 7. Since the opposite end of the (18) is fastened and fixed to the pinhole (9), the elastic spring (18) is stretched, and the elastic spring (18) is reduced by the original length when the elastic restoring force is accumulated and the external force disappears. While the shaft 6 is inserted into the housing 1 again, the door is closed by a triangular bracket 11 connected to the shaft 6.

그리고, 도어가 닫힐 때 도어의 닫힘속도를 조절하기 위한 조임너트(2)의 내부를 도 2에 의해 설명하면 다음과 같다.When the door is closed, the inside of the tightening nut 2 for adjusting the closing speed of the door will be described with reference to FIG. 2 as follows.

조임너트(2)의 내부에는 조임너트(2)의 조절에 의해 샤프트(6)를 조아주는 조임탭(13)이 구성되어 있고, 조임탭(13)의 일측에는 관상원통형의 조임탭(13)을 고정시키는 고정탭(15)이 있으며, 이 고정탭(15)을 조임스프링(16)이 일측에서 탄성력으로 밀어주며, 이 때 조임스프링(16)이 탄성력을 가지도록 조임스프링(16)의 힘을 지탱하기 위해 지지탭(17)이 구성되어 있다.Inside the tightening nut 2, a tightening tab 13 for tightening the shaft 6 by adjusting the tightening nut 2 is formed. On one side of the tightening tab 13, a tubular cylindrical tightening tab 13 is provided. There is a fixing tab 15 for fixing the fixing tab 15, the tightening spring 16 is pushed to the elastic force on one side, at this time the force of the tightening spring 16 so that the tightening spring 16 has an elastic force Support tab 17 is configured to support the.

한편, 지지탭(17)의 형상은 관상원통형의 형상에 일측끝단부 외주면이 링처럼 돌기되어 있으며, 이 돌기부분의 외경은 하우징(1)의 내경보다 약간 넓기 때문에 더이상 조임스프링(16)이 하우징(1)내부로 밀려나지 않는다.On the other hand, the shape of the support tab 17 is a tubular cylindrical shape, the outer circumferential surface of one end portion is protruded like a ring, and the outer diameter of the protruding portion is slightly wider than the inner diameter of the housing 1, so that the tightening spring 16 is no longer housed. (1) It is not pushed inside.

조임탭(13)의 양끝은 테이퍼져 있으며, 조임너트(2)의 내부면 또한 테이퍼져 있어서 조임탭(13)이 상기 조임너트(2) 안쪽방향으로 진행할수록 조임탭(13)의 직경이 수축되어 샤프트(6)를 더욱 조아주는 구조로 되어있다. 아울러, 조임탭(13)은 양측면에서 중심축과 나란하게 다수의 요홈(14)이 형성되어 있어서 수축이 가능하게 되어 있다.Both ends of the tightening tab 13 are tapered, and the inner surface of the tightening nut 2 is also tapered so that the diameter of the tightening tab 13 shrinks as the tightening tab 13 proceeds toward the inside of the tightening nut 2. Thus, the shaft 6 is further tightened. In addition, the tightening tab 13 has a plurality of grooves 14 are formed in parallel with the central axis on both sides, it is possible to shrink.

따라서, 조임너트(2)를 돌려서 도면의 시계방향으로 조아주면 지지탭(17)의 지지에 의해 조임스프링(16)이 압축되면서 탄성스프링(18)이 축척되면서 조임탭(13)을 상기 조임너트(2) 안쪽으로 밀어주며, 이 때 조임탭(13)이 조임너트(2)의 안쪽에 밀착될수록 조임탭(13)의 테이퍼면이 조임너트(2)의 내부 테이퍼면으로 밀려 들어가면서 내경이 축소되고, 타측의 테이퍼부분은 고정탭(15)이 조임탭(13)을 고정시켜 주므로 조임탭(13)이 샤프트(6)를 견고하게 조아 주게되는 구조로 되어 있다.Accordingly, when the tightening nut 2 is tightened in the clockwise direction of the drawing, the tightening spring 16 is compressed by the support of the support tab 17 while the elastic spring 18 is scaled up to tighten the tightening tab 13. (2) Push inwards, and as the tightening tab 13 comes into close contact with the tightening nut 2, the tapered surface of the tightening tab 13 is pushed into the inner tapered surface of the tightening nut 2 to reduce the inner diameter. The tapered portion on the other side has a structure in which the fixing tab 15 fixes the tightening tab 13 so that the tightening tab 13 firmly tightens the shaft 6.

도 3은 본 고안의 전체적인 사시도로서, 일정길이의 하우징(1)에 상기 하우징(1)의 양측은 각각 조임너트(2)와 반구형 캡(5)이 구성되어 있고, 반구형 캡(5)의 외주면은 벽면이나 문틀에 고정되는 'ㄴ'자형 브래킷(12)이 핀(8)에 의해 고정되어지며 상기 핀에 의해 'ㄴ'자형 브래킷(12)은 회전가능하며, 상기 조임너트(2)의 외주면은 다수의 요홈부(3)가 있고, 상부 천공(4)사이로 직선운동을 하는 샤프트(6)의 일단에 고정된 힌지(10)에 의해 회전가능한 삼각브래킷(11)이 구성되어 도어에 고정되는 것이 특징이다.3 is an overall perspective view of the present invention, in which both sides of the housing 1 are each composed of a tightening nut 2 and a hemispherical cap 5 in a housing 1 of a predetermined length, and an outer peripheral surface of the hemispherical cap 5. The 'b' shaped bracket 12 fixed to the wall or door frame is fixed by the pin 8, and the 'b' shaped bracket 12 is rotatable by the pin, and the outer peripheral surface of the tightening nut 2 Has a plurality of grooves (3), the triangular bracket (11) rotatable by a hinge (10) fixed to one end of the shaft (6) linear movement between the upper perforations (4) is fixed to the door Is characteristic.

이상의 설명에서와 같이 본 고안의 도어 크로져는 유압식 도어크로져에 비교해서 생산자는 제작공정과 조립공정이 간편하며 따라서, 제작시 비용이 절감되는 효과를 기대 할 수 있으며, 사용자는 조작이 쉽기 때문에 고장이 적으며 만일 고장시에도 간단하게 부품을 교체 할 수 있으며, 도어의 닫힘속도도 간단한 조절너트의 조절로서 쉽게 조절 할 수 있다.As described in the above description, the door closer of the present invention has a simpler manufacturing process and assembly process than the hydraulic door closer, and therefore, the cost can be expected to be reduced during manufacturing, and the user is easy to operate. There are few failures, and even in case of failure, the parts can be replaced easily, and the closing speed of the door can be easily adjusted by simple adjustment nut.

Claims (2)

일측 외주면에 나사산이 형성된 원통형 하우징과, 상기 하우징의 타측에 결합된 반구형 캡과, 상기 반구형 캡의 외주면상에 회전 가능하도록 구성된 'ㄴ'자형 브래킷과, 상기 하우징과 반구형 캡 그리고 'ㄴ'자형 브래킷이 일체가 되도록 고정시키며 관통된 핀홀이 형성되어 있는 핀과, 상기 하우징의 나사산에 내주면의 나선홈에 의해 결합되고 상부면이 천공되어 있는 조임너트와, 상기 조임너트의 천공사이를 관통하여 직선왕복운동을 하며 일측에 관통된 샤프트홀이 형성되어 있는 샤프트와, 상기 샤프트에 형성되어 있는 샤프트홀과 상기 핀에 형성되어 있는 핀홀에 각각 양측 끝단부가 체결되어 상기 샤프트가 상기 하우징의 외부로 인출될 때 탄성복원력을 가지는 탄성스프링과, 상기 조임너트의 내부에서 상기 샤프트를 조여주는 조임탭과, 상기 조임탭을 일측에서 고정시켜주는 고정탭과, 상기 고정탭과 조임탭을 탄성력으로 밀어주는 조임스프링과, 상기 조임스프링을 지지시켜주는 지지탭과, 상기 샤프트의 타측에 형성된 힌지와, 상기 힌지에 의해 회전 가능한 삼각브래킷으로 구성 된 것이 특징인 스프링식 도어 크로져.A cylindrical housing having a thread formed on one outer circumferential surface, a hemispherical cap coupled to the other side of the housing, a 'b' shaped bracket configured to be rotatable on an outer circumferential surface of the hemispherical cap, the housing, a hemispherical cap, and a 'b' shaped bracket This pin is fixed so as to be integrally formed, and a penetrated pin hole is formed, the nut is coupled to the thread of the housing by a spiral groove of the inner circumferential surface and the upper surface is perforated, and the piercing of the tightening nut passes straight through. When both ends are fastened to a shaft having a shaft hole penetrated at one side and a shaft hole formed at the shaft, and a pin hole formed at the pin, the shaft is drawn out of the housing. An elastic spring having an elastic restoring force, a tightening tab for tightening the shaft inside the tightening nut, A fixing tab for fixing the tightening tab on one side, a tightening spring for pushing the fixing tab and the tightening tab with an elastic force, a support tab for supporting the tightening spring, a hinge formed on the other side of the shaft, and the hinge Spring-type door closer characterized by consisting of a triangular bracket that can be rotated by. 제 1항에 있어서, 상기 조임탭은 양측면에서 중심축과 나란하게 다수의 요홈이 나 있어서 수축이 가능 한 것이 특징인 스프링식 도어 크로져.The spring-type door closer of claim 1, wherein the tightening tab has a plurality of grooves parallel to the central axis at both sides thereof, so that the tightening tab is contractable.
KR20-2003-0015820U 2003-05-22 2003-05-22 The door-closer of the type of the spring KR200322450Y1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101015713B1 (en) 2010-06-08 2011-02-22 김지환 Door closer
KR101015693B1 (en) 2010-04-09 2011-02-22 김지환 Door closer
KR20190023124A (en) 2017-08-28 2019-03-08 송학재 door closer
CN116352141A (en) * 2023-06-02 2023-06-30 贵州迈锐钻探设备制造有限公司 Special rebound device for water hole drilling device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101015693B1 (en) 2010-04-09 2011-02-22 김지환 Door closer
KR101015713B1 (en) 2010-06-08 2011-02-22 김지환 Door closer
KR20190023124A (en) 2017-08-28 2019-03-08 송학재 door closer
CN116352141A (en) * 2023-06-02 2023-06-30 贵州迈锐钻探设备制造有限公司 Special rebound device for water hole drilling device
CN116352141B (en) * 2023-06-02 2023-08-08 贵州迈锐钻探设备制造有限公司 Special rebound device for water hole drilling device

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