CN109958336A - A kind of anti-fall door lock - Google Patents
A kind of anti-fall door lock Download PDFInfo
- Publication number
- CN109958336A CN109958336A CN201910231769.7A CN201910231769A CN109958336A CN 109958336 A CN109958336 A CN 109958336A CN 201910231769 A CN201910231769 A CN 201910231769A CN 109958336 A CN109958336 A CN 109958336A
- Authority
- CN
- China
- Prior art keywords
- mandrel
- lock
- lock core
- fall
- hole
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 claims abstract description 55
- 239000011324 bead Substances 0.000 claims abstract description 20
- 230000014759 maintenance of location Effects 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 206010057071 Rectal tenesmus Diseases 0.000 description 2
- 208000012271 tenesmus Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
Landscapes
- Connection Of Plates (AREA)
- Hinges (AREA)
Abstract
Has anti-drop function and while rotating key socket damps moderate anti-fall door lock the invention discloses a kind of, it include: lock body and lock core, the lock core includes: mandrel and the key socket for being separately positioned on mandrel both ends and stretches out installation base, circumferentially arranged on mandrel to have a pair of of retention bead portion；Lock core placement hole is offered in lock body, mandrel via hole is offered on the bottom wall of lock core placement hole, annular brace boss, the circumferentially arranged boss in place for having a pair to match with retention bead portion on annular brace boss are being provided at its bottom wall on the hole wall of lock core placement hole；Lock core is inserted in lock core placement hole, so that retention bead portion is located in annular brace boss, its bottom end is resisted against on the bottom wall of lock core placement hole, is stretched out installation base and is pierced by from the mandrel via hole of lock body, is provided with anti-fall, anti-fall on piece is provided with locking plate.Anti-fall door lock of the present invention is suitably mounted in various cabinet doors, is particularly suitable in the cabinet door for being mounted on various electrical cabinets.
Description
Technical field
The present invention relates to a kind of door locks being mounted on various cabinet bodies more particularly to one kind to be mounted on various cabinet bodies
Anti-fall door lock.
Background technique
Currently, the door lock of installation on the cabinet, comprising: lock body and activity are threaded through the lock core in lock body, the lock core
Specific structure includes: mandrel, and one end of mandrel is provided with the key socket thicker than mandrel, and the other end of mandrel stretches out lock body, simultaneously
It is provided with stretching installation base, it is circumferentially arranged on mandrel to have a pair of of retention bead portion；It is offered in the lock body and key
The lock core placement hole that socket matches offers the mandrel via hole matched with mandrel, lock core peace on the bottom wall of lock core placement hole
Set the circumferentially arranged boss in place for thering is a pair to match with the retention bead portion on the hole wall in hole；The lock core plugs
In lock core placement hole, the bottom end in retention bead portion is resisted against on the bottom wall of lock core placement hole, stretches out installation base from lock body
It is pierced by mandrel via hole, is provided with locking plate.In actual use, locking plate can only play the role of blocking, be locked in cabinet door
On cabinet body, it can not prevent cabinet door from dropping, it may be assumed that there is no anti-drop function；In addition, since lock core is in the axial direction without elasticity, rotation
It is damped when key socket not enough, feel is bad when operation.
Summary of the invention
The technical problems to be solved by the present invention are: it is suitable to provide damping when one kind has anti-drop function, rotation key socket
In anti-fall door lock.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows: a kind of anti-fall door lock, structure include: lock
Body and activity are threaded through the lock core in lock body, are arranged with spring on lock core, the specific structure of the lock core includes: mandrel, mandrel
One end be provided with the key socket thicker than mandrel, the other end of mandrel stretches out lock body and is simultaneously provided with stretching installation base, described
Mandrel and key socket between form spring holding steps, it is circumferentially arranged on mandrel to have a pair of of retention bead portion；Described
The lock core placement hole matched with key socket is offered in lock body, is offered on the bottom wall of lock core placement hole and the mandrel
The mandrel via hole matched is being provided with the annular brace for being used to support spring on the hole wall of lock core placement hole at its bottom wall
Boss, it is circumferentially arranged on annular brace boss to have a pair of boss in place matched with retention bead portion；Lock core is in Xiang Qixin
It is plugged in after sheathed spring in lock core placement hole on axis, so that spring-supported both ends are respectively supported at annular brace boss and bullet
In spring holding steps, the retention bead portion on the mandrel is located in annular brace boss, its bottom end is resisted against the lock core of lock body
On the bottom wall of placement hole, stretches out installation base and be pierced by from the mandrel via hole of lock body, be provided with anti-fall, anti-fall on piece is provided with
Locking plate, anti-fall installation direction are consistent with the installation direction of locking plate, it may be assumed that the portion of blocking at locking plate both ends is located at anti-fall phase
The surface for the support portion that should be held.
Described anti-fall and the specific mounting means for stretching out installation base and locking plate are as follows: on the stretching installation base
Be provided at least one standstill face, the anti-fall side offer with stretch out mandrel mounting hole that installation base matches,
The other side is provided with locking plate installation base, at least one standstill face is provided on locking plate installation base, is opened up on the locking plate
There is the locking plate mounting hole matched with locking plate installation base, offers the fastening communicated with mandrel mounting hole on locking plate installation base
Through-hole stretches out and inwardly offers fastening thread hole on the end face of installation base, and the fastening screw for being cased with plain cushion is installed across locking plate
Fastening through-hole in boss is tightened in the fastening thread hole stretched out on installation base.
As a preferred embodiment, in a kind of anti-fall door lock, the fastening screw also covers before covering plain cushion
Equipped with spring washer.
As a preferred embodiment, in a kind of anti-fall door lock, the mandrel is set close to key spigot
It is equipped with the mounting boss matched with spring, the spring is set in the mounting boss.
As a preferred embodiment, in a kind of anti-fall door lock, the lock body with lock core key socket phase
Mounting cap edge is provided at corresponding bead, the lock body is being provided with along place close to mounting cap and is installing what nut matched
Screw thread is installed.
The beneficial effects of the present invention are: the present invention is made by anti-fall matched in the setting of the lower section of locking plate with locking plate
Locking plate is obtained in locking, the support portion at anti-fall both ends can be just stuck in corresponding notch, played to cabinet door and shored work
With effectively preventing the tenesmus of cabinet door；In addition, being set in the spring on mandrel, damping when rotation key socket is increased,
Substantially improve the feel that key opens and closes the anti-fall door lock.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of anti-fall door lock of the present invention.
Fig. 2 is A-A schematic cross-sectional view in Fig. 1.
Fig. 3 is the schematic perspective view of anti-fall door lock of the present invention.
Appended drawing reference of the Fig. 1 into Fig. 3 are as follows: 1, lock body, 10, mounting cap edge, 11, lock core placement hole, 12, annular brace it is convex
Platform, 13, installation screw thread, 2, installation nut, 3, lock core, 30, key socket, 31, mandrel, 311, retention bead portion, 312, installation
Lug boss, 32, stretching installation base, 4, anti-fall, 41, locking plate installation base, 5, locking plate, 6, plain cushion, 7, fastening screw, 8, lock
Part, 9, spring, 10, mounting cap edge.
Specific embodiment
With reference to the accompanying drawing 1 to 3, a kind of specific embodiment of anti-fall door lock described in the present invention is described in detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of anti-fall door lock of the present invention, comprising: lock body 1 and activity are threaded through lock
Lock core 3 in body 1, the lock core 3 include: mandrel 31, and one end of mandrel 31 is provided with the key socket 30 thicker than mandrel 31,
The other end of mandrel 31, which stretches out lock body 1 and is provided with, stretches out installation base 32, shape between the mandrel 31 and key socket 30
It is circumferentially arranged on mandrel 31 to have a pair of of retention bead portion 311 at spring holding steps；It is offered in the lock body 1 and key
The lock core placement hole 11 that matches of spoon socket 30 is offered on the bottom wall of lock core placement hole 11 and to be matched with the mandrel 31
Mandrel via hole is being provided with the annular brace boss for being used to support spring on the hole wall of lock core placement hole 11 at its bottom wall
12, it is circumferentially arranged on annular brace boss 12 to there is a pair of boss in place matched with retention bead portion 311 (to belong to this field
Conventional techniques, be not shown in the figure, effect is that angle of rotation of the control lock core 3 in lock body 1 is matched with retention bead portion 311
Degree)；Lock core 3 is plugged in lock core placement hole 11 after the sheathed spring 9 on its mandrel 31, so that the both ends point that spring 9 supports
It is not supported on annular brace boss 12 and spring holding steps, a pair of of retention bead portion 311 on the mandrel 31 is located at ring
In shape support rim 12, its bottom end be resisted against on the bottom wall of lock core placement hole 11 of lock body 1, stretch out installation base 32 from lock body 1
Mandrel via hole in be pierced by, be provided with anti-fall 4, locking plate 5, anti-fall 4 installation direction and locking plate 5 are provided on anti-fall 4
Installation direction it is consistent, it may be assumed that the portion of blocking at 5 both ends of locking plate is located at the surface of the support portion of anti-fall 4 respective ends；It is described
Anti-fall 4 with stretch out installation base 32 and locking plate 5 specific mounting means are as follows: be provided on the stretching installation base 32
At least one standstill face (its usual cross section is quadrangle, i.e., there are four standstill faces for setting, belongs to the conventional techniques of this field,
It is not shown in the figure), anti-fall 4 side offers and stretches out mandrel mounting hole, the other side that installation base 32 matches
It is provided with locking plate installation base 41, at least one standstill face is provided on locking plate installation base 41, and (its usual cross section is four sides
Shape, i.e. setting belong to the conventional techniques of this field, are not shown in the figure there are four standstill face), offer on the locking plate 5 with
The locking plate mounting hole that locking plate installation base 41 matches offers the fastening communicated with mandrel mounting hole on locking plate installation base 41
Through-hole stretches out on the end face of installation base 32 and inwardly offers fastening thread hole, and the fastening screw 7 for being cased with plain cushion 6 passes through locking plate
Fastening through-hole in installation base 41 is tightened in the fastening thread hole stretched out on installation base 32.In the present embodiment, described
Mandrel 31 be provided with the mounting boss 312 matched with spring 9 at the key socket 30, the spring 9 is arranged
In the mounting boss 312；The lock body 1 is provided with mounting cap edge at bead corresponding with lock core key socket 30
10, the lock body 1 is being provided with the installation screw thread 13 matched with installation nut 2 close to mounting cap at 10.
In practical application, the fastening screw 7 is also arranged with spring washer before covering plain cushion 6, so that fastening screw 7 is more preferable
Ground is by locking plate 5 and anti-fall 4 tightening on the stretching installation base 32 of lock core 3.
In use, inserting a key into key socket 30, cabinet door is closed, then, key is rotated, so that locking plate 5 is locking
On latch fitting 8, at this point, the support portion at anti-fall 4 both ends is just stuck in the corresponding notch of latch fitting 8, to play to cabinet door
The effect of shoring, effectively prevents the tenesmus of cabinet door；In addition to this, the spring 9 being set on mandrel 31, increases rotation key
Damping when spoon socket 30, substantially improves feel when operation.
In conclusion only presently preferred embodiments of the present invention, is not used to limit the scope of implementation of the present invention, it is all according to
Equivalent changes and modifications made by shape described in scope of the invention as claimed, construction, feature and spirit should all be included in this
In the scope of the claims of invention.
Claims (5)
1. a kind of anti-fall door lock, comprising: lock body and activity are threaded through the lock core in lock body, it is characterized in that: covering on the lock core
Equipped with spring, the specific structure of the lock core includes: mandrel, and one end of mandrel is provided with the key socket thicker than mandrel, mandrel
The other end stretch out and lock body and be provided with stretching installation base, spring placement table is formed between the mandrel and key socket
Rank, it is circumferentially arranged on mandrel to have a pair of of retention bead portion；The lock core matched with key socket is offered in the lock body
Placement hole offers the mandrel via hole matched with mandrel on the bottom wall of lock core placement hole, is leaning on the hole wall of lock core placement hole
It is provided with the annular brace boss for being used to support spring at its nearly bottom wall, it is circumferentially arranged on annular brace boss to have a pair of and institute
The boss in place that the retention bead portion stated matches；Lock core is plugged in lock core placement hole after the sheathed spring on its mandrel,
So that spring-supported both ends are respectively supported on annular brace boss and spring holding steps, the retention bead on the mandrel
Portion is located in annular brace boss, its bottom end is resisted against on the bottom wall of lock core placement hole of lock body, stretches out installation base from lock body
Mandrel via hole in be pierced by, be provided with anti-fall, anti-fall on piece is provided with locking plate, the installation of anti-fall installation direction and locking plate
Direction is consistent, it may be assumed that the portion of blocking at locking plate both ends is located at the surface of the support portion of anti-fall respective end.
2. a kind of anti-fall door lock according to claim 1, it is characterized in that: described anti-fall and stretching installation base and lock
The specific mounting means of piece are as follows: at least one standstill face, the anti-fall side are provided on the stretching installation base
Offer the mandrel mounting hole matched with stretching installation base, the other side is provided with locking plate installation base, locking plate installation base
On be provided at least one standstill face, the locking plate mounting hole matched with locking plate installation base is offered on the locking plate, lock
The fastening through-hole communicated with mandrel mounting hole is offered on piece installation base, is stretched out on the end face of installation base and is inwardly offered tightly
Gu threaded hole is cased with fastening through-hole of the fastening screw of plain cushion in locking plate installation base, tightening is on stretching out installation base
Fastening thread hole in.
3. a kind of anti-fall door lock according to claim 2, it is characterized in that: the fastening screw is also arranged before covering plain cushion
There is spring washer.
4. a kind of anti-fall door lock according to claim 1, it is characterized in that: the mandrel is arranged close to key spigot
There is the mounting boss matched with spring, the spring is set in the mounting boss.
5. a kind of anti-fall door lock according to any one of claim 1 to 4, it is characterized in that: the lock body with lock core
Mounting cap edge is provided at the corresponding bead of key socket, the lock body is being provided with along place close to mounting cap and is installing spiral shell
The installation screw thread of parent phase cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231769.7A CN109958336B (en) | 2019-03-26 | 2019-03-26 | Anti-falling door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231769.7A CN109958336B (en) | 2019-03-26 | 2019-03-26 | Anti-falling door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109958336A true CN109958336A (en) | 2019-07-02 |
| CN109958336B CN109958336B (en) | 2024-01-26 |
Family
ID=67024888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910231769.7A Active CN109958336B (en) | 2019-03-26 | 2019-03-26 | Anti-falling door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109958336B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593953A (en) * | 2020-04-26 | 2020-08-28 | 北京航天福道高技术股份有限公司 | Shear lock |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343275Y (en) * | 1998-09-03 | 1999-10-13 | 李明 | Wedge pliers braking type fall-prevention safety lock |
| WO2006094416A1 (en) * | 2005-03-08 | 2006-09-14 | Keso Ag | Rotatable lock cylinder for a security lock |
| CN101559267A (en) * | 2008-04-18 | 2009-10-21 | 陈锦鹏 | Device and system for preventing falling |
| CN105201302A (en) * | 2014-06-21 | 2015-12-30 | 倪国森 | Anti-theft and anti-falling coded lock of window |
| CN209942445U (en) * | 2019-03-26 | 2020-01-14 | 江苏天翔电气有限公司 | Anti-falling door lock |
-
2019
- 2019-03-26 CN CN201910231769.7A patent/CN109958336B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343275Y (en) * | 1998-09-03 | 1999-10-13 | 李明 | Wedge pliers braking type fall-prevention safety lock |
| WO2006094416A1 (en) * | 2005-03-08 | 2006-09-14 | Keso Ag | Rotatable lock cylinder for a security lock |
| CN101559267A (en) * | 2008-04-18 | 2009-10-21 | 陈锦鹏 | Device and system for preventing falling |
| WO2009127142A1 (en) * | 2008-04-18 | 2009-10-22 | Chen Jinpeng | An anti-falling device and system |
| CN105201302A (en) * | 2014-06-21 | 2015-12-30 | 倪国森 | Anti-theft and anti-falling coded lock of window |
| CN209942445U (en) * | 2019-03-26 | 2020-01-14 | 江苏天翔电气有限公司 | Anti-falling door lock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593953A (en) * | 2020-04-26 | 2020-08-28 | 北京航天福道高技术股份有限公司 | Shear lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109958336B (en) | 2024-01-26 |
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