CN1200194C - Two-way opened core-inserting door lock - Google Patents

Two-way opened core-inserting door lock Download PDF

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Publication number
CN1200194C
CN1200194C CN 02137187 CN02137187A CN1200194C CN 1200194 C CN1200194 C CN 1200194C CN 02137187 CN02137187 CN 02137187 CN 02137187 A CN02137187 A CN 02137187A CN 1200194 C CN1200194 C CN 1200194C
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CN
China
Prior art keywords
lock
dead bolt
release lever
carriage release
core
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN 02137187
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Chinese (zh)
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CN1401875A (en
Inventor
萧锦钟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MEIKETAI LOCK INDUSTRY Co Ltd NINGBO
Original Assignee
MEIKETAI LOCK INDUSTRY Co Ltd NINGBO
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 MEIKETAI LOCK INDUSTRY Co Ltd NINGBO filed Critical MEIKETAI LOCK INDUSTRY Co Ltd NINGBO
Priority to CN 02137187 priority Critical patent/CN1200194C/en
Publication of CN1401875A publication Critical patent/CN1401875A/en
Application granted granted Critical
Publication of CN1200194C publication Critical patent/CN1200194C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The present invention relates to a two-way opened core-inserting type door lock, which comprises a lock shell (1), a lock bolt (2) and an elastic reset mechanism positioned in the lock shell and driving the lock bolt to be semi-exposed outside the lock shell. The present invention is characterized in that the lock bolt (2) forms a rolling column shape and can be arranged between the openings of a U-shaped lock bolt holder (3) in a rotatable mode; the tail part of the lock bolt holder (3) is fixedly provided with a shipper rod (4); the elastic reset mechanism is composed of a spring (5) sheathed on the shipper rod and a baffle plate (6) positioned at the tail part of the shipper rod and fixed relatively to the lock shell, wherein the tail end of the shipper rod (4) threads out a corresponding hole of the baffle plate (6) and is spaced. Compared with the prior art, the present invention has the advantage that the present invention can be opened in two way only by simple pushing and pulling action and without using a key. The present invention is especially suitable for an indoor passage door needing opening and closing frequently but without needing locking and gates at public places, such as stores, recreation places, hotels, etc. Simultaneously, because the structure of the present invention is simple, and a complicated mechanism that the telescopic movement of the lock bolt is driven by a key is not arranged, production cost is relatively low.

Description

But a kind of core-inset type door lock of bidirectional opening
Technical field
The present invention relates to a kind of door lock, but a kind of core-inset type door lock of bidirectional opening particularly.
Background technology
Traditional door lock need be used lock as secret doors such as family, office occasion and enterprise workshop, machine rooms with handle or key operated mostly, and for seeing, its dead bolt has an inclined-plane more with the pellet shot from a slingshot core-inset type door lock, and the folk prescription that is fit to door is to locking.Yet, gate for public places such as indoor passageway doors and shop, public place of entertainment, hotels, because of need be need not to lock by switch continually, especially the passageway for fire apparatus door in these places, just not really suitable to this traditional door lock, in order but windproof, just to need the door needs firmly to push open or draw back a little again.For this reason, but the core-inset type door lock of bidirectional opening is devised, as notification number is that the Chinese utility model patent " a kind of windproof door lock " of CN86210959U and Chinese utility model patent " a kind of new door lock " that notification number is CN87216140U all disclose the pellet shot from a slingshot core-inset type door lock with double inclined plane dead bolt, and and for example notification number is that the Chinese utility model patent " windproof door lock " of CN2063562U and Chinese utility model patent " can regulate windproof door lock " that notification number is CN2069902U then disclose a kind of pellet shot from a slingshot core-inset type door lock with complex dead bolt that curved surface shaped rolling element and square dead bolt constitute; Yet, because these door locks all are to being improved on the key operated pellet shot from a slingshot core-inset type door lock basis of original needs, there is complicated dead bolt to drive and response agency in it, if be used for the door of aforementioned occasion, both being unable to undergo frequent switch uses, and its key operated part also seems unnecessary, and manufacturing cost is also higher simultaneously.
Summary of the invention
Technical problem to be solved by this invention be at above-mentioned prior art present situation design that a kind of simple in structure, folding with convenience is reliable, low cost of manufacture and need not key, only need the core-inset type door lock that simple push pull maneuver can bidirectional opening.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: but the core-inset type door lock of this bidirectional opening includes lock housing, dead bolt and the flexible restoring organ that is positioned at lock housing, flexible restoring organ drives dead bolt and partly is exposed to outside the lock housing, it is characterized in that described dead bolt is the roller shape, be arranged on rotationally between the opening of U-shape lock tongue frame, the afterbody of dead bolt frame is fixed with a carriage release lever, described flexible restoring organ is made of the spring baffle plate fixing with being positioned at carriage release lever afterbody and relative lock housing that is enclosed within on the carriage release lever, wherein the carriage release lever afterbody is located in the corresponding aperture of baffle plate slidably, and the tail end of carriage release lever passes outside the corresponding aperture of baffle plate and spacing.
" roller shape " refers to the rotary body with curved profile in above-mentioned, as cylindricality, dolioform, spindle etc.
Described dead bolt can be by a bearing pin that runs through the dead bolt centre bore as rotating shaft, and the two ends of bearing pin then are separately fixed on two sidewalls of U-shape lock tongue frame; Certain described dead bolt also can adopt the pivot joint mode to be arranged between the opening of U-shape lock tongue frame.
It is spacing after described baffle plate and spacing that described carriage release lever tail end can be stuck in back-up ring on the carriage release lever by one.
Described baffle plate can be directly and lock housing fix, but to be fixed as good by the relative lock housing of a governor motion, this governor motion includes two preceding catch that are positioned at dead bolt frame both sides, are fixed as one with lock housing, two pass respectively from front to back before the screw rod that is threaded of through hole, its tail end and the corresponding screw in described baffle plate both sides on the catch, and be set on screw rod spring outward respectively.Regulate for convenient, also can have adjustment hole in the position of the corresponding described screw rod of lock housing front side board.
Described dead bolt frame is stopped by the perisporium of corresponding aperture directly on the lock housing to make dead bolt in overhanging time limit position by its side, but better, is to be subjected to the position of both sides evagination by its afterbody that stopping of catch makes dead bolt in overhanging time limit position before described two.
The position relative with the carriage release lever tail end also can be provided with the fixing back catch of a relative lock housing after described baffle plate, excessively bounces back by the back spacing dead bolt that stops to carriage release lever when contracting behind dead bolt; Described back catch can directly be formed by lock shell plate punching turnover.
Compared with prior art, the invention has the advantages that and need not key, only need a simple push pull maneuver get final product bidirectional opening, be particularly suitable for needing by the gate of public places such as switch and the indoor passageway doors that need not to lock and shop, public place of entertainment, hotel continually, simultaneously, because it is simple in structure, do not establish in it with the flexible complex mechanism of key actuated dead bolt, thereby manufacturing cost is also comparatively cheap.
Description of drawings
Fig. 1 is the perspective exploded view of the embodiment of the invention.
Fig. 2 is the perspective view (after taking off cover plate) when dead bolt is overhanging embodiment illustrated in fig. 1.
Fig. 3 is the perspective view (after taking off cover plate) when contracting embodiment illustrated in fig. 1 in dead bolt.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1~3, but the core-inset type door lock of bidirectional opening includes by base 10 and lid 16 lock housings that constitute 1, dead bolt 2 and is positioned at lock housing and drives dead bolt and partly is exposed to flexible restoring organ outside the lock housing;
Described dead bolt 2 is the roller shape, under nature, corresponding aperture 14 half by lock housing front side board 11 is exposed to outside the lock housing, and be arranged on rotationally as rotating shaft between the opening of U-shape lock tongue frame 3 with the bearing pin 21 that runs through its centre bore, the two ends of bearing pin 21 then are separately fixed on two sidewalls of U-shape lock tongue frame 3;
The afterbody of dead bolt frame 3 is fixed with a carriage release lever 4, described flexible restoring organ is made of spring 5 baffle plate 6 fixing with being positioned at carriage release lever afterbody and relative lock housing that is enclosed within on the carriage release lever 4, wherein the tail end of carriage release lever 4 passes outside the corresponding aperture of baffle plate, and it is spacing to be stuck in the back-up ring 41 of its tail end by one; In the present embodiment, described baffle plate 6 is fixed by the relative lock housing 1 of a governor motion, this governor motion includes two preceding catch 13 that are positioned at dead bolt frame 3 both sides, are fixed as one with lock housing 1, two pass respectively from front to back before the screw rod 7 that is threaded of through hole, its tail end and the corresponding screw 61 in described baffle plate both sides on the catch, and be set on screw rod 7 spring 8 outward respectively; Regulate for convenient, can have adjustment hole 12 in the position of lock housing front side board 11 corresponding described screw rods 7;
Described dead bolt frame 3 afterbodys are subjected to stopping of catch 13 before described two and make dead bolt 2 in overhanging time limit position to the position 31 of both sides evagination;
The position relative with carriage release lever 4 tail ends also is provided with the fixing back catch 15 of a relative lock housing 1 after described baffle plate 6, excessively bounces back by the back spacing dead bolt 2 that stops to carriage release lever 4 when contracting behind dead bolt 2; In the present embodiment, described back catch 15 is for being formed by the turnover of lock housing 1 baseplate piercing.
During work, the present invention is installed on the door, and installs one at the doorframe correspondence position and can hold the snap close that dead bolt inserts, when locking a door state, dead bolt 2 is overhanging and insert in the snap close; And when pushing or pull, dead bolt 2 breaks away from snap closes and contracts in together with dead bolt frame 3 under its circular arc side face effect, and compression spring 5, be subjected to stopping of back catch 15 until the afterbody of carriage release lever 4, at this moment, dead bolt 2 is all retraction lock housings 1 also, so door is opened, open when leaving doorframe when door, dead bolt 2 and dead bolt frame 3 thereof stretch out outside the lock housing 1 under the restoring force effect of spring 5 once more, prepare the action of locking a door next time.
If dead bolt 2 overhanging too much or in contract excessively, then adjusting screw(rod) 7, make baffle plate 6 reaches or retreat to get final product.

Claims (10)

1, but a kind of core-inset type door lock of bidirectional opening, include lock housing, dead bolt and the flexible restoring organ that is positioned at lock housing, flexible restoring organ drives dead bolt and partly is exposed to outside the lock housing, it is characterized in that described dead bolt is the roller shape, be arranged on rotationally between the opening of U-shape lock tongue frame, the afterbody of dead bolt frame is fixed with a carriage release lever, described flexible restoring organ is made of the spring baffle plate fixing with being positioned at carriage release lever afterbody and relative lock housing that is enclosed within on the carriage release lever, wherein the carriage release lever afterbody is located in the corresponding aperture of baffle plate slidably, and the tail end of carriage release lever passes outside the corresponding aperture of baffle plate and spacing.
But 2, the core-inset type door lock of bidirectional opening according to claim 1, it is characterized in that described dead bolt by a bearing pin that runs through the dead bolt centre bore as rotating shaft, the two ends of bearing pin are separately fixed on two sidewalls of U-shape lock tongue frame.
But 3, the core-inset type door lock of bidirectional opening according to claim 1, it is spacing after described baffle plate and spacing to it is characterized in that described carriage release lever tail end is stuck in back-up ring on the carriage release lever by one.
But 4, according to the core-inset type door lock of claim 1 or 2 or 3 described bidirectional openings, it is characterized in that described baffle plate fixes by the relative lock housing of a governor motion, this governor motion includes two preceding catch that are positioned at dead bolt frame both sides, are fixed as one with lock housing, two pass respectively from front to back before the screw rod that is threaded of through hole, its tail end and the corresponding screw in described baffle plate both sides on the catch, and be set on screw rod spring outward respectively.
But 5, the core-inset type door lock of bidirectional opening according to claim 4 is characterized in that described dead bolt frame is subjected to the position of both sides evagination by its afterbody that stopping of catch makes dead bolt in overhanging time limit position before described two.
But 6, the core-inset type door lock of bidirectional opening according to claim 4 is characterized in that having adjustment hole in the position of the corresponding described screw rod of lock housing front side board.
But 7, according to the core-inset type door lock of claim 1 or 2 or 3 described bidirectional openings, it is characterized in that position relative with the carriage release lever tail end after described baffle plate also can be provided with the fixing back catch of a relative lock housing, excessively bounce back by the back spacing dead bolt that stops when behind dead bolt, contracting carriage release lever.
But 8, the core-inset type door lock of bidirectional opening according to claim 7 is characterized in that described back catch is directly formed by lock shell plate punching turnover.
But 9, the core-inset type door lock of bidirectional opening according to claim 4, it is characterized in that position relative with the carriage release lever tail end after described baffle plate also can be provided with the fixing back catch of a relative lock housing, excessively bounce back by the back spacing dead bolt that stops when behind dead bolt, contracting carriage release lever.
But 10, the core-inset type door lock of bidirectional opening according to claim 9 is characterized in that described back catch is directly formed by lock shell plate punching turnover.
CN 02137187 2002-09-26 2002-09-26 Two-way opened core-inserting door lock Expired - Fee Related CN1200194C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 02137187 CN1200194C (en) 2002-09-26 2002-09-26 Two-way opened core-inserting door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 02137187 CN1200194C (en) 2002-09-26 2002-09-26 Two-way opened core-inserting door lock

Publications (2)

Publication Number Publication Date
CN1401875A CN1401875A (en) 2003-03-12
CN1200194C true CN1200194C (en) 2005-05-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 02137187 Expired - Fee Related CN1200194C (en) 2002-09-26 2002-09-26 Two-way opened core-inserting door lock

Country Status (1)

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CN (1) CN1200194C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104675256B (en) * 2015-02-16 2016-07-13 广西南宁市繁星科技有限公司 A kind of single action is derived from the adjustable delay of dynamic multiple leaf door and controls device

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CN1401875A (en) 2003-03-12

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C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20050504

Termination date: 20120926