KR100986322B1 - Door lock plate with shock absorbing function - Google Patents

Door lock plate with shock absorbing function Download PDF

Info

Publication number
KR100986322B1
KR100986322B1 KR1020080037255A KR20080037255A KR100986322B1 KR 100986322 B1 KR100986322 B1 KR 100986322B1 KR 1020080037255 A KR1020080037255 A KR 1020080037255A KR 20080037255 A KR20080037255 A KR 20080037255A KR 100986322 B1 KR100986322 B1 KR 100986322B1
Authority
KR
South Korea
Prior art keywords
door
slider
door frame
coil spring
shock absorbing
Prior art date
Application number
KR1020080037255A
Other languages
Korean (ko)
Other versions
KR20090111573A (en
Inventor
김용혁
Original Assignee
김용혁
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김용혁 filed Critical 김용혁
Priority to KR1020080037255A priority Critical patent/KR100986322B1/en
Priority to PCT/KR2009/002099 priority patent/WO2009131375A2/en
Publication of KR20090111573A publication Critical patent/KR20090111573A/en
Application granted granted Critical
Publication of KR100986322B1 publication Critical patent/KR100986322B1/en

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
    • E05B15/0205—Striking-plates, keepers, staples
    • E05B15/022—Striking-plates, keepers, staples movable, resilient or yieldable
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/0041—Damping means
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/0045—Silencing devices; Noise reduction

Landscapes

  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
  • Wing Frames And Configurations (AREA)
  • Door And Window Frames Mounted To Openings (AREA)

Abstract

The present invention relates to a door locking locking piece having a cushioning function, the door (2) is rotatably attached to the inside of the door frame (1) which is fixed to the wall of the building, the door 2 is a door lock (10) Is attached to the door frame (1) In the door is provided with a locking piece (20) is fixed to the latch (12) of the door lock (10); When the door 2 is closed, the locking piece 20 is compressed by the shock absorbing member 30 to prevent the door 2 from directly hitting the stepped portion 1a of the door frame 1 to generate a noise. The protruding state is maintained by the elastic force of the coil spring 40, and when the door 2 is closed, it is pressed by the contact with the door 2 to overcome the elastic force of the compression coil spring 40, and thus the stepped portion of the door frame 1 1a) housed inside, and is configured to protrude to its original position by the restoring force of the compression coil spring 40 when the door 2 is opened.

Shock Absorbing, Door, Door Frame, Hook, All, Roller

Description

Door lock locking piece with shock absorbing function {Door lock plate with shock absorbing function}

The present invention relates to a door lock locking piece having a shock absorbing function, and in particular, a shock absorbing member that prevents shock and noise generated when the door is closed is integrally formed with a door lock locking piece installed on the door, so that a separate cushion is provided for the door frame. It is easy to install by simply installing the door locking piece without processing the installation grooves or installing the shock absorbing device in each installation groove, and the appearance of the door frame remains neat and clean so that problems such as deterioration can be caused. It also does not occur, so there is no fear of contact with the hem or socks and skin on the cushioning member when passing, so as not to worry about safety accidents.

In residential buildings or office buildings, doors that can be opened and closed between compartments (rooms) are installed, which are provided with door locks with a locking function for security, and the doors are provided on the door frames of the walls where the doors are rotatably attached. A locking piece to which the locking latch is locked is provided.

On the other hand, when the door is artificially opened or closed by the wind, the door is suddenly closed. When the door is closed by force or is suddenly closed by the wind, the door hits the step of the door frame. Surprising situations are occurring frequently.

In particular, the impact sound generated when the door is closed is not only a noise that is quite annoying to the average person, but the infant or the elderly suffer from nervous breakdown or significant stress due to the impact sound.

On the other hand, the "indoor building shock absorbing structure" of the Republic of Korea Patent No. 0721329 (registered May 17, 2007) is provided on the wall of the building to solve the above problems to absorb a certain portion of the door frame installed in the indoor door. It has a shock absorbing structure to absorb the shock applied to the door frame when closing the indoor door to absorb the noise generated when closing the indoor door and to prevent damage to the indoor door and the door frame, which is Figure 8 As shown in the door frame 100 formed with a plurality of installation grooves 110 which are dug to a predetermined width and depth to have a tee (T) shape on the stepped 120; While having the shape of a rectangular parallelepiped, the auxiliary space portion 202 is provided at the rear middle position to form a tee (T) shape, and the first protrusion hole 204 having a rectangular shape having a predetermined width at the front middle position is provided. The installation box 200 is installed in the installation groove 110 by forming an auxiliary space 202 protruding toward the rear at the rear intermediate position; A leaf spring 210 having a convex bent shape to have a predetermined curved surface and coupled to the first protrusion hole 204 provided at the front middle position of the installation box 200 so that the convex portion protrudes outward; An expansion spring 220 inserted into the auxiliary space 202 of the installation box 200 to apply an elastic force to the support member 230; And a circular plate 232 having a predetermined width and a protruding rod 234 mounted vertically at an intermediate position of the circular plate 232, and the rear surface of the circular plate 232 is in close contact with one end of the expansion spring 220, A support member 230 installed in the auxiliary space 202 of the installation box 200 so that the end portion of the protruding rod 234 contacts the concave surface intermediate position of the leaf spring 210; Consists of

On the other hand, the above-mentioned patent No. 0721329 absorbs the noise applied to the door frame when the shock absorbing member closes the interior door, while absorbing noise and preventing damage to the interior door and the door frame. There was a manufacturing hassle to form an installation groove for installing the above-mentioned shock absorbing member on the element of the transverse frame. There was a problem that the appearance of the shock absorbing member was seen to be unsightly, the passage of the shock absorbing member was caught in the hem or socks, or in direct contact with the skin may cause injury, dust or other foreign matter inside If it was introduced, the shock absorbing member was not in normal operation or bad if there was a risk of damage.

The present invention has been made to solve the above-mentioned conventional problems, an object of the present invention to provide a shock absorbing device that can effectively absorb the shock generated when the door is closed without damaging the appearance of the door frame.

In order to achieve the above object, the present invention, the door is rotatably attached to the inside of the door frame fixed to the wall of the building, the door is attached to the door lock, the locking piece that the latch of the door lock on the door frame An installed door; The locking piece has a cushioning member for preventing the door from directly hitting the step of the door frame when the door is closed, and maintains the protruding state by the elastic force of the spring, and is pressed by the contact with the door to overcome the elastic force of the spring. It is housed inside the step, and provides a door lock engaging piece having a cushioning function to protrude back to its original position when the door is opened.

In the present invention, the spring can adjust the elastic force from the outside by the elastic force adjusting means to minimize the impact sound generated when the door is closed and can be adjusted to have an appropriate elastic force even if the elastic force of the spring is degraded by the passage of time. Make sure

In the present invention, the shock absorbing member is made of rubber, soft silicone, or the like, and is formed in a rotatable roller form so as not to generate a friction sound at the contact portion when the door is opened or closed.

Since the present invention is integrated with the existing door lock engaging pieces, even if the installation groove for installing a separate shock absorbing member to the door frame processing multiple places or without installing a shock absorbing device in each of the installation grooves, Since the installation is completed, the installation work is easy and the appearance of the door frame is kept clean and clean, so there are no problems such as deterioration of aesthetics, and there is no fear of safety accidents because there is no fear of contact with the hem, socks, or skin during the passage. none. In addition, the present invention serves as a damper that prevents the door from suddenly hitting the step of the door frame while resisting by the elastic force of the spring when the door is closed, even when the door suddenly blows to close the door or close the power by hand Since the door is silently closed at all times, it has a useful effect such as effectively preventing various side effects due to shock and noise generated when the door is closed.

Hereinafter, with reference to the accompanying drawings, preferred embodiments that do not limit the present invention will be described in detail.

1 is a perspective view of a door with a door locking locking piece having a cushioning function according to the present invention, FIG. 2 is an enlarged view of a portion A of FIG. 1, and FIG. 3 is an exploded perspective view of a part of the door locking locking piece shown in FIG. 4 is a cross-sectional view taken along the line BB of FIG. 2.

As shown in the accompanying Figures 1 to 4 the present invention is a door 2 is rotatably attached to the inside of the door frame (1) fixed to the wall of the building, the door 2 is a door lock 10 Is attached to the door frame (1) In the door is provided with a locking piece (20) for locking the latch (12) of the door lock (10); The locking piece 20 has a cushioning member 30 for preventing the door 2 from directly hitting the step 1a of the door frame 1 when the door 2 is closed to the elastic force of the compression coil spring 40. When the door 2 is closed, it is held by the contact with the door 2 and is received inside the step 1a of the door frame 1 while overcoming the elastic force of the compression coil spring 40. When (2) is opened, it is projected to the original position by the restoring force of the compression coil spring 40 again.

In the present invention, the shock absorbing member 30 is made of at least a surface of rubber or soft silicone, and has a rotatable roller shape so as not to generate a friction sound at the contact portion with the door 2 when the door 2 is opened or closed. .

That is, the buffer member 30 is pivotally fixed to the slider 32 by a pin 33 so that when the door 2 is closed or opened, the door 2 rotates the hinge 3 at the other end about its axis. Therefore, displacement occurs in the lateral direction. At this time, since the shock absorbing member 30 is rotated by the displacement in the lateral direction, friction noise can be prevented from occurring at the contact portion between the shock absorbing member 30 and the door 2. In addition, scratches are not generated on the surface of the door 2.

The slider 32 is installed to be movable in the slide groove 22 formed inside the locking piece 20, the slide groove 22 is a door receiving portion (1b) and step (1a) of the door frame (1) It is formed long left and right across, the outer side of the slide groove 22, only the buffer member 30 is protruded to be in contact with the door (2).

The adjusting bolt 50 is screwed to the slider 32, and the adjusting bolt 50 is fitted into the bolt hole 24 formed toward the slider groove 22 from the side of the locking piece 20. .

A locking jaw 25 is formed at the boundary between the bolt hole 24 and the slide groove 22, and the adjustment bolt 50 is inserted into the bolt hole 24 with the compression coil spring 40 fitted thereto. The slider 30 is moved outwardly by the elastic force of the compression coil spring 40 positioned between the locking jaw 25 and the head 52 of the adjustment bolt 50 by being screwed to the slider 32. ) Will remain biased.

The compression coil spring 40 is changed in accordance with the degree of fastening the adjusting bolt 50, so that the biasing force is weak in the state that the control bolt 50 is not deeply coupled to the slider 32, so the resistance is also weak and relatively It can be slid to the left with less force, and the deeper the coupling bolt 50 is coupled to the slider 32, the stronger the biased force is, so that a lot of force can be used to slide to the left. Therefore, when the door can be closed with a small force, do not deepen the fastening depth of the adjustment bolt 50, if you want to strengthen the buffering force relatively deepening the fastening depth of the adjustment bolt 50 to the compression coil spring ( Increasing the shrinkage of the 40 increases the resistance of the slider 32.

On the other hand, the front and rear sides of the slider 32, the buffer pad made of rubber or soft silicone so as to prevent the impact and noise generated when the slider 32 is moved left and right and hit the left and right walls of the slide groove 22 (34) is attached.

In the drawing, reference numeral 26 denotes a locking groove into which the latch 12 of the door lock 10 is fitted, reference numeral 27 denotes a screw hole for fixing the locking piece 20 to the door frame 1, and reference numeral 28 denotes a door ( 2) is a guide for contracting the latch 11 of the door lock 10 when closed, reference numeral 29 is a separation preventing screw for preventing the separation of the adjustment bolt 50 to be orthogonal to the step 25 at an appropriate depth. Even if the male screw portion 54 of the adjusting bolt 50 is completely separated from the slider 32, the adjusting bolt 50 is prevented from being separated out of the bolt hole 24.

Reference numeral 35 denotes a female screw hole formed in the slider 32, and reference numeral 54 denotes a male screw portion on one side of the adjustment bolt 50 that is screwed into the female screw hole 35.

Referring to the operation of the door lock latch having a shock absorbing function of the present invention configured as described above are as follows.

FIG. 5 illustrates a state in which the door is in contact to close, FIG. 6 is a state in which the door is completely closed, and FIG. 7 is a cross-sectional view of the state in which the door is opened.

First, as shown in FIG. 5, in the state in which the door 2 is open, the shock absorbing member 30 is maintained to protrude to the outside (the right side of the step 1a) by the elastic force of the compression coil spring 40. do.

On the other hand, when the door 2 is closed, as shown in FIG. 6, the door 2 is rotated toward the door frame 1 to push the shock absorbing member 30 toward the step 1a while first contacting the shock absorbing member 30. Therefore, it is possible to prevent the door 2 from hitting the step 1a of the door frame 1 as it is, it is possible to absorb the shock and effectively prevent the generation of squealing noise.

On the other hand, when the door 2 is opened again, as shown in FIG. 7, the slider 32 (or the shock absorbing member 30) protrudes to its original position by the restoring force of the compression coil spring 40 so that the door 2 is opened. In case it is closed.

Since the door lock locking piece according to the present invention is installed to itself adjust the shock absorption strength of the roller-type cushioning member, it is necessary to install the locking piece without forming a separate installation groove in the door frame as in the prior art. Not only does not deteriorate the appearance of the door frame by forming a groove for the door, it is also easy to install, and when the door is opened and closed, there is no friction sound in the contact part, and the cushioning member installed on the door frame directly contacts clothes, socks or the body when the door is opened and closed. There is no risk of accidental accidents.

In addition, the door lock locking piece according to the present invention is to maintain the state that the cushioning member installed on the locking piece in the state in which the door is closed pushing the door to the outside, thereby preventing the door from slacking by the pressure difference between the inside and outside of the door. It also has side effects.

1 is a perspective view of a door in which a door locking engagement piece having a cushioning function according to the present invention is installed;

2 is an enlarged view of a portion A of FIG. 1;

3 is an exploded perspective view of a part of the door lock locking piece shown in FIG.

4 is a cross-sectional view taken along the line B-B of FIG.

5 is a state in which the door is in contact to close,

6 is a state in which the door is completely closed,

7 is a cross-sectional view of the state in which the door is opened again.

DESCRIPTION OF THE REFERENCE NUMERALS

1: door frame 1a: step

1b: door accommodating part 2: door

3: hinge 10: door lock

12: latch 20: hook

22: slide groove 24: bolt hole

25: engaging jaw 30: buffer member

32: slider 33: pin

34: buffer pad 35: female thread hole

40: compression coil spring 50: adjustment bolt

52: head 54: male thread

Claims (4)

delete delete delete The door 2 is rotatably attached to the inside of the door frame 1 fixed to the wall of the building, the door lock 10 is attached to the door 2, the door lock 10 to the door frame 1 The locking piece 20 to which the latch 12 is locked is installed, and the locking piece 20 is directly hit by the step 2a of the door frame 1 when the door 2 is closed. The shock absorbing member 30 for preventing is maintained in a protruding state by the elastic force of the compression coil spring 40, and when the door 2 is closed, it is pressed by the contact with the door 2 and the elastic force of the compression coil spring 40. While receiving the inside of the step (1a) of the door frame (1) is received, the door (2) is opened again to protrude to the original position by the restoring force of the compression coil spring 40, the buffer member 30 is a slider It is rotatably fixed to the pin 32 by the pin 33, the slider 32 flows in the slide groove 22 formed on the inside of the engaging piece 20 The slide groove 22 is formed to the left and right between the door receiving portion 1b and the step 1a of the door frame 1, and only the shock absorbing member 30 protrudes to the outside of the door 2. A door adapted to be in contact with; Adjusting bolt 50 is screwed to the slider 32, the adjusting bolt 50 is fitted into the bolt hole 24 formed toward the slider groove 22 side from the side of the locking piece 20, A locking jaw 25 is formed at the boundary between the bolt hole 24 and the slide groove 22, and the adjustment bolt 50 is fitted into the bolt hole 24 with the compression coil spring 60 fitted therein. The slider 30 is screwed to the slider 32 so that the slider 30 is deflected outward by the elastic force of the compression coil spring 60 located between the locking jaw 25 and the head 52 of the adjustment bolt 50. Door lock locking piece having a buffer function, characterized in that.
KR1020080037255A 2008-04-22 2008-04-22 Door lock plate with shock absorbing function KR100986322B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020080037255A KR100986322B1 (en) 2008-04-22 2008-04-22 Door lock plate with shock absorbing function
PCT/KR2009/002099 WO2009131375A2 (en) 2008-04-22 2009-04-22 Door lock strike plate with shock-absorption function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020080037255A KR100986322B1 (en) 2008-04-22 2008-04-22 Door lock plate with shock absorbing function

Publications (2)

Publication Number Publication Date
KR20090111573A KR20090111573A (en) 2009-10-27
KR100986322B1 true KR100986322B1 (en) 2010-10-08

Family

ID=41217265

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080037255A KR100986322B1 (en) 2008-04-22 2008-04-22 Door lock plate with shock absorbing function

Country Status (2)

Country Link
KR (1) KR100986322B1 (en)
WO (1) WO2009131375A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205012758U (en) * 2015-08-06 2016-02-03 广东炬森五金精密制造有限公司 Novel door handle buffer structure that resets
CN105442944B (en) * 2015-12-03 2019-02-12 广东炬森五金精密制造有限公司 A kind of door lock handle with bidirectional buffering function

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946460A (en) 1974-05-21 1976-03-30 Lawrence Brothers, Inc. Releasable door stop and strike plate assembly for a bidirectional swinging door
JPS5479730U (en) 1977-11-16 1979-06-06
JPH07331954A (en) * 1994-06-11 1995-12-19 Goal Co Ltd Shock absorber of door
KR100623413B1 (en) * 2006-02-17 2006-09-13 김규용 A building doorframe bumper

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5449730U (en) * 1977-09-13 1979-04-06

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946460A (en) 1974-05-21 1976-03-30 Lawrence Brothers, Inc. Releasable door stop and strike plate assembly for a bidirectional swinging door
JPS5479730U (en) 1977-11-16 1979-06-06
JPH07331954A (en) * 1994-06-11 1995-12-19 Goal Co Ltd Shock absorber of door
KR100623413B1 (en) * 2006-02-17 2006-09-13 김규용 A building doorframe bumper

Also Published As

Publication number Publication date
WO2009131375A2 (en) 2009-10-29
WO2009131375A3 (en) 2010-02-18
KR20090111573A (en) 2009-10-27

Similar Documents

Publication Publication Date Title
KR101201649B1 (en) Door locking device
US11384584B2 (en) Structuring for cushioning deadbolt and/or latch at door frame
KR101044842B1 (en) Door locking device with shock absorbing and anti noising function
KR100986322B1 (en) Door lock plate with shock absorbing function
KR100785916B1 (en) Door hinge attable damper
KR20100006942U (en) Tempered glass door with excellent sealing ability
KR101654051B1 (en) Apartment Door Sag Prevention Device
KR100859241B1 (en) A low noise type door locking device
JP5411420B2 (en) Shock absorber
KR100976534B1 (en) Safety device for door and safety door having the same
EP1555371B1 (en) Shock and rattle damper
KR20090081872A (en) Door Stopper
KR100721329B1 (en) Collision absorption member of indoor door for building
KR102024969B1 (en) a flat type striker for window
KR200432758Y1 (en) Buffering structure of chssis frame for opening and shutting
JP4287789B2 (en) Holding bracket and door-to-door bracket
JP5336719B2 (en) Shock absorber
JP4003180B2 (en) Architectural shutter stopper device
KR200495089Y1 (en) Door locking device
KR100473368B1 (en) Door closeness structure
KR20100052719A (en) Side completion absence for door
KR102487828B1 (en) Stopper for windows
KR200451923Y1 (en) A door stopper
KR101174279B1 (en) Device preventing from closing door
KR102085310B1 (en) Cover apparatus for a hinged door

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20140115

Year of fee payment: 4

LAPS Lapse due to unpaid annual fee