CN1089680A

CN1089680A - Sliding door lock

Info

Publication number: CN1089680A
Application number: CN 93114436
Authority: CN
Inventors: R·J·理查森; C·E·克朗; G·F·包; F·卡尔德龙
Original assignee: Anthonys Manufacturing Co Inc
Current assignee: Anthonys Manufacturing Co Inc
Priority date: 1992-10-09
Filing date: 1993-10-09
Publication date: 1994-07-20
Also published as: MX9306279A; WO1994009236A1

Abstract

Sliding door lock (10) has pinboard 28,74, and pinboard embeds the guide groove 30 that is positioned on angle-shaped piece 22 one of them supporting leg slidably, and angle-shaped piece 22 is installed in the doorframe 20.Stud bolt 44,78 is fixed on the pinboard 28,74, can catch stud bolt 44,78 and will move and move down on the plate 28,74 with the person who happens to be on hand for an errand.Stud bolt 44,78 has internal thread 52,90, and screw 54,86 is screwed into the internal thread 52,90 of stud bolt.Sliding door lock 10 uses like this, catches stud bolt 44,78, and this stud bolt stretches in the elongated slot 50 on the doorframe 20, utilizes stud bolt to move on the pinboard 28,74, so that make it extend through the top of doorframe 20.Screw 54,86 is used to that promptly pinboard is fixed on superior displacement and puts.

Description

Sliding door lock

The application is that the name of on October 9th, 1992 application is called the application that continues that " sliding door lock " application number is 07/988,301 application.

The application relates generally to door lock, particularly relates to a kind of sliding door lock, and this door lock can be used for pinning sliding door and door is in opening.

In the past, people use the lock of number of different types to pin sliding door or window.For example, promulgation on May 7th, 1985 is given in the U.S. Pat 4,514,996 of Sjogren and has been disclosed a kind of sliding door lock, and this door lock is fixed to the end of slip doorframe.The handle that links to each other with locking bolt is used to the locking bolt that moves up, and fans in several holes one up to the engaging-in doorframe of this locking bolt.Locking bolt can pin with a cylinder lock in the last position of moving, and can prevent that like this doorframe from moving.

Promulgation on October 9th, 1984 is given in the U.S. Pat 4,475,313 of Sovernale and has been disclosed two kinds of different locking devices that are used for sliding door.A top and a bottom that is contained in doorframe uses handle that the sliding bolt immigration is arranged in around the top of frame doorsill structure and the opening on the bottom.Groove on the doorframe allows the vertical motion of handle, and handle by the compression latch lock in position.Second device uses a lever operation swing bayonet lock, and this bayonet lock is rotatably mounted in the bolt housing, and housing is fixed on the doorframe.The extension of bolt embeds in the groove on the adjacent door recoverablely.

Promulgation on January 3rd, 1978 is given and has been disclosed a kind of latch that is used for window or door in the U.S. Pat 4,066,284 of IKemura.Bayonet lock is fixed in the housing slidably, and housing can be fixed on window or the sliding door.Use handle with bolt along the vertically moving of shell length, embed up to an end of bolt and to be arranged in around the groove on door or the window construction.Handle removably is embedded in one of them guide groove that is arranged on the housing flat part.A spring is pressed into guide groove with handle, and an end of bolt is remained in the groove.

Promulgation on August 17th, 1976 is used to pin the lock of gliding window or door to having disclosed another in the U.S. Pat 3,975,041 of EOlison.Use a bolt parts to be clamped in one of them segmentation of groove guide rail, on this guide rail, fix fenestrate slidably or door.Thereby the frame contact of these parts schoolmate or door has prevented the slip of window or door effectively.

Promulgation on March 16th, 1976 is given in the U.S. Pat 3,944,266 of Weaver and has been disclosed a kind of locking latch that is used for sliding door.Latch has a housing, and housing is fixed in the outside of doorframe.A plate freely moves along the length hard straight one of housing, and this plate has two extensions that make progress on its top.Thumbscrew screws in the screwed hole on the plate.A groove on the housing allows the people to catch this screw and plate is moved and moves down.Be used in screw the extension of plate is moved up, in this extension embeds hole around structure, thereby sliding door can be pinned.

Promulgation on October 17th, 1967 produces lock for the gliding window that has disclosed an elongate articles EE of a kind of use in the U.S. Pat 3,347,585 of Chmura, and this elongate articles EE is along there being many grooves on its length, and parts EE is fixed on the gliding window.V-arrangement locking member LE can be fixed on the elongated member EE along the diverse location on the parts EE length by using different grooves selectively.Lock bolt is used for EE of portion and parts LE are fixed together, the slip of locking member LE restriction adjacent window.

Other locking device that is used for door and window is that following patent discloses: promulgation on July 7th, 1992 is to people's such as Dallaire U.S. Pat 5,127,685(window latch), November 20 nineteen ninety promulgation is to people's such as Lovell US 4,971,374(be used to slide window and the door clamping and the anti-plate that unloads of coloured glaze door), November 18 nineteen forty-seven, the US 2 of Keane was given in promulgation, 431, the 178(window locks), and the US 692 of Bronson is given in promulgation on January 28th, 1902; The U47(window frame fixing part).

An object of the present invention is to provide a kind of sliding door lock, this door lock is used for the locking sliding door and keeps sliding door to open.

Another object of the present invention provides a kind of sliding door lock that is installed in the doorframe inboard.

A further object of the present invention provides a kind of sliding door lock that is easy to mount and dismount.

Another purpose of the present invention provides a kind of economic wieldy sliding door lock of making.

Purpose of these and other and advantage will realize that this pinboard embeds the groove on the supporting leg that is arranged in an angle-shaped piece slidably by a sliding door lock that has pinboard.A stud bolt is fixed on the sliding panel, can catch this stud bolt to move on the pinboard and to move down with the person who happens to be on hand for an errand.Stud bolt has internal thread, and a Screw can be screwed in the internal thread of stud bolt.

Sliding door lock uses like this, catches stud bolt; This stud bolt stretches in the elongated slot on the doorframe, use this stud bolt to move on the pinboard, make it extend through the top of doorframe, when the bottom of elongated slot is in contact and is used for that angle-shaped piece is fixed to the position of the screw on the doorframe, the last shifting movement of pinboard stops, and Screw is used to that promptly pinboard is fixed to superior displacement and puts.An instrument is used for Screw was twisted the end of stud bolt, and the end that makes Screw is with the angle-shaped piece CONTACT WITH FRICTION.So promptly pinboard being fixed on superior displacement puts.

When pinboard is locked in superior displacement when putting, door can not slip off, because the top of plate will be seated in the top of doorframe and be fixed on around a block contact on the supporting construction of doorframe.In order to keep sliding door to open this purpose, pinboard also can work with other block one.Sliding door can be opened like this, and tool using is with the end whiz of Screw (perhaps not CONTACT WITH FRICTION) angle-shaped piece, so that can catch chapiter screw and pinboard to move down.

In another embodiment of slip door bolt, screw was twisted the end of stud bolt and was entered in the elongated slot on the angle-shaped piece, and pinboard is fixed on superior displacement by screw end and puts, the bottom of the elongated slot on the screw contact angle-shaped piece.Screw is closed in the inside of the column part of chapiter screw.Stud bolt has an outer panel, and this outer panel slides in the outside of doorframe, and covers the elongated slot on the doorframe.

To the description and the accompanying drawing of most preferred embodiment, will have better understanding below consulting to different characteristic of the present invention and other purpose and advantage.

Fig. 1 is a phantom drawing that has the showcase of sliding door, and expression is installed in the sliding door lock of the present invention on one of them;

Fig. 2 is along the sectional view of arrow 2-2 direction among Fig. 1, is illustrated in superior displacement and puts the pinboard that the slip of pinning is locked a door;

Fig. 3 is the sectional view along arrow 3-3 direction among Fig. 2, and the expression sliding door lock is how to be fixed on the doorframe inboard;

Fig. 4 is the decomposition diagram of sliding door lock and part doorframe;

Fig. 5 is the upper left corner of sliding door and the enlarged perspective that is installed in another embodiment of the sliding door lock on the door;

Fig. 6 is along the sectional view of the direction identical with Fig. 3, represents sliding door lock shown in Figure 5 is how to be fixed to the doorframe inboard.

Following manual is showed most preferred embodiment of the present invention by this way together with accompanying drawing, and promptly those skilled in the art can make and use the present invention.Here the embodiments of the invention of being put down in writing are that the inventor imagines the best type that realizes its people in business environment, but should be appreciated that various changes can realize in characteristic of the present invention.

Fig. 1 represents to be installed in the sliding door lock of the present invention 10 on the sliding door 12 of display frames 14.Sliding door lock 10 can be used for the sliding door of the used freezing display case unit of supermarket or other retail sectors.Yet sliding door lock 10 can be used for the sliding door of any kind, for example the used sliding door of dwelling house.Simultaneously, lock 10 also can be used for gliding window.

As shown in Figure 2, sliding door 12 can be installed on the guide groove bearing 16 on the supporting construction 18 that is fixed in showcase 14.As shown in Figure 3, sliding door lock 10 is installed in the inboard of the doorframe 20 of sliding door 12.As a result, lock 10 can be fixed on the inboard of doorframe 20 easily, and do not need prior art locking device the housing of special usefulness, this housing normally is fixed on the outside of doorframe, makes sliding door present heaviness, inaesthetic outward appearance.

Sliding door lock 10 has an angle-shaped piece 22, and angle-shaped piece 22 has two 4

legs

24,26, and pinboard 28 embeds (see figure 4) in the guide groove 30 of supporting leg 24 of angle-shaped piece 22 slidably.Screw 32-36 embeds respectively on the angle-shaped piece 22 among the 38-42 of respective threads hole, and is used for angle-shaped piece 22 is fixed on the doorframe 20.Hole 42 is countersunk preferably, and the respective threads hole of attachment screw 32-36 is arranged on the doorframe 20.As shown in Figure 3, the hole in doorframe 20 outsides is countersunk preferably, and screw 32-36 preferably adopts the plain screw head, so that a concordant surface to be provided.

Stud bolt 44 is connected on the pinboard 28 by its end of thread 46, and the end of thread 46 is chimeric with the internal thread 47 in the hole on the plate 28 48.But stud bolt 44 can interference fit or otherwise is connected on the plate 28.The column cap spiral shell is in 44 elongated slots 50 that stretch on the doorframe 20, and result, people can catch stud bolt 44 that pinboard 28 is moved and moves down.

Stud bolt 44 has 52, one Screws of internal thread 54 to screw in the internal thread 52 of stud bolt 44, and an end of screw 54 has embedded groove 56, for example a hex shaped groove.But, the groove of Any shape can use.

Pinboard 28 has an elongated slot 58 at an upper portion thereof, and as shown in Figure 3, bolt 34 penetrates this groove 58.Sliding door lock 10 uses by catching stud bolt 44, uses stud bolt 44 to move on the pinboard 28, so that it stretches in the hole 21 on the doorframe 20, and the top of crossing doorframe 20.When the end of the elongated slot on the plate 28 58 contacted with bolt 34, the last shifting movement of pinboard 28 stopped, and with Screw 54 pinboard 28 is fixed to superior displacement afterwards and puts.This point is achieved in that instrument 60 soon inserts the groove 56 of screws 54, and rotary screw 54 makes its end of thread of crossing stud bolt 44 46, is fixed to superior displacement and puts so that the end of screw 54, is about to pinboard 28 like this with angle-shaped piece 22 CONTACT WITH FRICTION.

When pinboard is locked in superior displacement when putting, door 12 can not slip off (shifting to left as shown in Figure 3), because the top of plate 28 will be located on the top of door 12 and be fixed to block 62 contacts on the supporting construction 18 by screw 64.If necessary, can use plate 66 as shown in Figure 3.Door 12 shown in Fig. 3 is opened by making door 12 slide into the left side.When door 12 was closed or is positioned at position shown in Figure 3, supporting construction 18 stoped door 12 to shift to the right.As a result, lock 10 stops sliding door 12 to be opened.Tool using 60 rotary screws 54 make it be moved to the left (see figure 3), so that the end of screw 54 CONTACT WITH FRICTION angle-shaped piece 22 no longer, plate 28 can be lowered, thereby door 12 can be opened.

Another block 68 can be placed on door 12 top, as shown in Figure 3 so that block 68 is positioned at be used for door 12 pulley 70 above.When door 12 was lockable as shown in Figure 3, block 68 stoped door 12 to carry away its bottom guide track or bottom guide groove 16, because growing tall of door 12 will cause pulley 70 contact blocks 68.

Sliding door lock 10 also can be used for door 12 is fixed on the enable possition, and this point can realize like this, will add the block (not shown) on the left side of the left side above the door 12 (position shown in Fig. 3) or block 62 and be fixed on the supporting construction 18.Therefore pinboard 28, when door 12 slides left, utilizes lock 10, pinboard 28 is locked in superior displacement puts, and be positioned at the left side of one of them additional block, on the right of can prevent that door 12 from closing or shifting to like this.As a result, by additional block is set selectively, door 12 can be remained on different enable possitions.

Stud bolt 44 downward moving can be limited with screw 34 contacts by the bottom of groove 50 or the top of groove 58.Simultaneously, if necessary, the last shifting movement of pinboard 28 can limit with supporting construction 18 contacts by the top of plate 28.Perhaps limit by the top of stud bolt 44 contact elongated slots 58.In addition, put, stud bolt 44 can be screwed into the internal thread 47 in the hole 48 on the plate 28, so that the end of stud bolt 44 is with angle-shaped piece 22 CONTACT WITH FRICTION in order to replace using screw 54 that plate 28 is fixed on superior displacement.Like this, screw 54 can have been saved if desired.Be also noted that doorframe 20 is grouped into (vertical part only is shown among Fig. 4) in the bight of the door 12 that lock 10 places are installed by level and vertical portion, to realize to lock 10 inboards that are fixed to doorframe 20.As described above, groove 56 can have the shape with the instrument coupling.Can be the hole such as groove 56, this bottom, hole is provided with recess.Matching tool 60 promptly has the extension of the recess of energy fit hole in its end.Can make any special instrument uses together with screw 54.At last, the securing member of bolt or other type can replace screw to use.

Fig. 5 and 6 has represented another embodiment of sliding door lock 10.In this embodiment, sliding door lock 10 is installed in the inboard of the doorframe 20 of sliding door 12, and lock 10 has an angle-shaped piece 72 that has two supporting legs 24 and 26.Pinboard 74 is embedded in the guide groove 30 of supporting leg 24 slidably.The supporting

leg

24,26 and the guide groove 30 of angle-shaped piece 72 are identical with embodiment shown in Figure 4.Angle-shaped piece 72 can be fixed on the doorframe 20 by the screw 76 that is used for pulley is fixed on the doorframe 20.Mode as an alternative, one or more can be used among the screw 32-36 is fixed in angle-shaped piece 72 on the doorframe 20.Can use any required device that angle-shaped piece 22 of the present invention and 72 is fixed on the doorframe 20.

The stud bolt 78 that passes the hole 80 on the outer panel 82 is fixed on the pinboard 74 by its end of thread 46, the internal thread 47 in the hole 80 on the end of thread 46 insert plates 74.The end of thread 46 of stud bolt 78 is identical with hole 48 with end 46, screw thread 47 embodiment illustrated in fig. 4 with internal thread 47 in the hole 48 of plate 74.Yet, also can use the device of any needs that the column cap double-screw bolt is fixed on the pinboard 74.

Stud bolt 78 extends through the elongated slot 50 on the doorframe 20.A hole 84 is also arranged in the angle-shaped piece 72, and hole 84 is elongated slot 84 preferably, will explain as following, and groove 84 is used for that pinboard 74 is fixed to superior displacement and puts.

The people can catch stud bolt 78 that pinboard 74 is moved up and down, so that the top that plate 74 stretches into the hole 21 on the doorframe 20 and crosses doorframe 20.

Stud bolt has internal thread 90(to resemble the internal thread 52 of stud bolt 44), have the internal thread 90 that a screw 86 of 88 screws in stud bolts 78.As shown in Figure 6, stud bolt has a column part 94, and this part 94 has openend or the hole 98 that is formed by its elbow or crimp end 96, and column part 94 is stud bolt 78 part of the whole preferably.The size in hole 98 is like this, make screw 86 88 greater than hole 98, perhaps 88 can not pass hole 98.As a result, screw 86 is closed within the stud bolt, because screw 86 can not pass hole 98.

Sliding door lock 10 uses like this, at first catches stud bolt 78, and pinboard 74 is moved up, and makes the top of plate 74 stretch into hole 21, and crosses the top of doorframe 20.When stud bolt during with the contact of the top of groove 50, the last shifting movement of pinboard 74 stops.Mode as an alternative, the last shifting movement of pinboard 74 can stop when the top of plate 74 contact supporting construction 18.If necessary, pinboard 74 can also have an elongated slot 58, resembles the groove 58 that uses in the pinboard 28, and the last shifting movement of plate 74 can stop when the contact screw 34 of the bottom of horizontal stroke 58, resembles the screw 34(that uses together with plate 28 and sees Fig. 3).

As shown in Figure 6, after on plate 74, moving, by with instrument 60 patchholes 98, enter column part 94 and the groove 92 that enters on the head of screw 86 can be locked in superior displacement with pinboard 74 and puts.Instrument 60 promptly is used to the internal thread 90 with screw 86 precession stud bolts, makes 88 to lean against on the inner surface 95 of stud bolt 78, and the end that the end of screw 86 extends through column cap double-screw bolt 78 enters the elongated slot 84 of angle-shaped piece 72.Stud bolt 78 promptly can be lowered the bottom that contacts the elongated slot on the angle-shaped piece 72 until the end of screw 86 with pinboard 74.The following shifting movement of pinboard 74 is prevented from, and plate 74 is fixed or is locked at superior displacement and puts.

The size of screw 86 makes the end of screw 86 can not be with doorframe 20 CONTACT WITH FRICTION preferably like this.Yet, even the end of screw 86 is locked 10 and still can be worked with doorframe 20 contacts.

As mentioned above, when pinboard 74 is locked in superior displacement when putting, door 12 can not slip off, and sliding door lock 10 can be opened like this, with instrument 60 insertion grooves 92, screw 86 is back-outed again, makes the end of screw 86 no longer extend through the end of stud bolt 78.This point can realize like this, screw 86 is back-outed, up to a crimp end 96 of 88 contact column parts 94.Pinboard 74 promptly can move down, up to the bottom contact of stud bolt with elongated slot 50.Mode as an alternative, the following shifting movement of plate 74 can come stop by using elongated slot 58 and screw 34 on the plate 74, as shown in Figure 3 with described above.

As described above, screw 86 88 on groove 92 can be Any shape, the groove 92 that embeds Any shape can be made in the end 60 of instrument 60.

Outer panel 82 is preferably L shaped, and installs around the edge or the angle of doorframe 20, as shown in Figure 5.Yet plate 82 also can be flat board, U-shaped plate or any needed shape or profile are arranged.Plate 82 connects or is fixed in stud bolt 78 and moves up and down with stud bolt 78, slides along keeper simultaneously.The size of plate 82 is to make plate 82 can cover the elongated slot 50 of doorframe 20, when lock 50 sealed pinboards 74 are in superior displacement and put, and lock 10 be unlocked, stud bolt is during with the bottom contact of groove 50, outer panel 82 covers groove 50.

Plate 82 stops foreign material or other undesirable thing to enter doorframe 20 by groove 50, and simultaneously, when use locked 10, plate 82 protection people's finger avoided being clamped in groove 50 or coming to harm.

As mentioned above, the pinboard 74 of the sliding door lock among Fig. 6 can use together with

block

62 and 68, with sliding door 12 lockings, perhaps keeps door 12 to open.

Top description has disclosed most preferred embodiment of the present invention.Yet those of ordinary skill in the art can make multiple conversion in case these principles are held in support.Therefore, persons of ordinary skill in the art may appreciate that and under the situation that does not break away from the spirit and scope of the present invention, can make a change in form and details the foregoing description.

Claims

1, a kind of locking device that is used to be slidably mounted in the frame on the supporting construction, it comprises:

It is inboard and have an angle-shaped piece of two supporting legs to be installed in described frame;

Embed the pinboard on the described angle-shaped piece slidably;

Embedding described pinboard is used for releasedly described pinboard being fixed to the device that superior displacement is put.

2, locking device as claimed in claim 1 is characterized in that also comprising with described being used for releasedly described pinboard being fixed on the continuous plate of device that superior displacement is put that described plate is arranged on the outside of described frame.

3, locking device as claimed in claim 1, it is characterized in that also comprising the top that is located at described doorframe and be fixed on block on the described supporting construction, put when pinboard is in superior displacement, described pinboard is suitable for described block contact to stop moving of described doorframe.

4, locking device as claimed in claim 1 is characterized in that describedly being used for releasedly described pinboard being fixed on device that superior displacement puts and comprising the stud bolt that is embedded on the described pinboard and embed described stud bolt and be suitable for releasedly screw with described pinboard CONTACT WITH FRICTION.

5, locking device as claimed in claim 4 is characterized in that also comprising being fit to embed described screw and it being applied the instrument of moment of torsion.

6, locking device as claimed in claim 1, it is characterized in that describedly being used for releasedly described pinboard being fixed on the device that superior displacement puts and comprising stud bolt, described pinboard has tapped hole, and described stud bolt embeds in the described internal thread.

7, locking device as claimed in claim 1, it is characterized in that describedly being used for releasedly described pinboard being fixed on the device that superior displacement puts and comprising the stud bolt of rabbeting on the described pinboard, with the screw that embeds described stud bolt, have a hole in the described angle-shaped piece, described screw is suitable for embedding releasedly the hole on the described angle-shaped piece.

8, locking device as claimed in claim 7 is characterized in that also comprising being suitable for embedding described screw and it being applied the instrument of moment of torsion.

9, a kind of locking device that is used to be slidably mounted in the frame on the supporting construction, it comprises:

Be installed in the angle-shaped piece of described frame inboard;

Embed the pinboard of described angle-shaped piece slidably;

Embed the stud bolt of described pinboard;

Embed described stud bolt and be suitable for releasedly pinboard being fixed on the screw that superior displacement is put.

10, locking device as claimed in claim 9, it is characterized in that also comprising the top that is positioned at described frame and be fixed to block on the described supporting construction, put when described pinboard is in superior displacement, described pinboard is suitable for contacting described block to stop the motion of described frame.

11, locking device as claimed in claim 10 is characterized in that also comprising being suitable for embedding described screw and it being applied the instrument of moment of torsion.

12, locking device as claimed in claim 11 is characterized in that described frame wherein has elongated slot, and described stud bolt stretches into described elongated slot.

13, locking device as claimed in claim 12 is characterized in that described angle-shaped piece has two supporting legs.

14, locking device as claimed in claim 13 is characterized in that described angle-shaped piece has one of them supporting leg to have guide groove, and described pinboard embeds in the described guide groove slidably.

15, a kind of locking device that is used for being slidably mounted in the frame of supporting construction, it comprises:

Be installed in the angle-shaped piece of described frame inboard, have a hole in the described angle-shaped piece;

Embed the pinboard of described angle-shaped piece slidably;

Embed the stud bolt of described pinboard;

Embed described stud bolt and be suitable for embedding releasedly the screw in the hole on the described angle-shaped piece.

16, locking device as claimed in claim 15, it is characterized in that also comprising the top that is positioned at described frame and be fixed on block on the supporting construction, when described pinboard was in superior displacement and puts, described pinboard was suitable for described block contact, to stop the motion of described frame.

17, locking device as claimed in claim 15 is characterized in that also comprising that with the continuous fishplate bar of described stud bolt have elongated slot in the described frame, described stud bolt stretches into described elongated slot, and described plate covers described elongated slot.

18, locking device as claimed in claim 15 is characterized in that described angle-shaped piece has two supporting legs.

19, locking device as claimed in claim 18, it is characterized in that described angle-shaped piece in a supporting leg have a guide groove, described pin member embeds described guide groove slidably.

20, locking device as claimed in claim 19 is characterized in that described stud bolt has a column part, and described screw is enclosed in the inside of described column part.