CN107419976A - A kind of Bolt door lock - Google Patents
A kind of Bolt door lock Download PDFInfo
- Publication number
- CN107419976A CN107419976A CN201710775465.8A CN201710775465A CN107419976A CN 107419976 A CN107419976 A CN 107419976A CN 201710775465 A CN201710775465 A CN 201710775465A CN 107419976 A CN107419976 A CN 107419976A
- Authority
- CN
- China
- Prior art keywords
- hole
- latch
- door lock
- chain piece
- card
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/02—Fastening devices with bolts moving rectilinearly without latching action
- E05C1/04—Fastening devices with bolts moving rectilinearly without latching action with operating handle or equivalent member rigid with the bolt
Abstract
The invention discloses a kind of Bolt door lock, including the first chain piece being fixed on door and the second chain piece being fixed on doorframe, first through hole is provided with the first chain piece, the second through hole is provided with the second chain piece, the first through hole and second through hole are coaxially disposed, the first through hole slidably connects latch, when the latch passes through the first through hole and second through hole, set on the latch of the first through hole and the second through hole middle part fluted, card has been caught in the groove, the card is the iron plate of inverted " u "-shaped.
Description
Technical field
The present invention relates to a kind of handware, more particularly to a kind of Bolt door lock.
Background technology
Referring to Fig. 1, traditional Bolt door lock, including the first chain piece 1 for being fixed on door and be fixed on doorframe the
Two chain pieces 2, first through hole 11 is provided with the first chain piece 1, the second through hole 21 is provided with the second chain piece 2, it is described
First through hole 11 and second through hole 21 are coaxially disposed, and the first through hole 11 slidably connects latch 3.The end of latch 3
It is bent into handle.
This Bolt door lock is current structure Bolt door lock the simplest, exist one it is larger the problem of, be exactly
After door is shut, latch does not have spacing, therefore when door is by repeated action power, may release.
The content of the invention
For the deficiencies in the prior art, the invention provides a kind of Bolt door lock, latch will not release.
The present invention is achieved through the following technical solutions：A kind of Bolt door lock, including the first chain being fixed on door
Piece and the second chain piece being fixed on doorframe, first through hole is provided with the first chain piece, is provided with the second chain piece
Second through hole, the first through hole and second through hole are coaxially disposed, and the first through hole slidably connects latch, described to insert
When pin is through the first through hole and second through hole, the institute positioned at the first through hole and the second through hole middle part
State and set fluted on latch, be caught in card in the groove, the card is the iron plate of inverted " u "-shaped.During door unblock, card
Extracted from groove, at this moment latch can be extracted from the second through hole, and when on door lock, card is caught in groove, at this time latch without
Method is extracted from the second through hole, avoid latch release and caused by door lock fail.
The present invention has the advantages that：During door unblock, card is extracted from groove, and at this moment latch can be from the second through hole
Middle extraction, when on door lock, card is caught in groove, and at this time latch can not be extracted from the second through hole, avoid latch release and
Caused by door lock fail.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing Bolt door lock.
Fig. 2 is the schematic diagram of the present invention.
Fig. 3 is the schematic diagram of card.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：
Referring to Fig. 2-3, a kind of Bolt door lock, including the first chain piece 1 being fixed on door and the second chain being fixed on doorframe
Piece 2, first through hole 11 is provided with the first chain piece 1, be provided with the second through hole 21 on the second chain piece 2, described first
Through hole 11 and second through hole 21 are coaxially disposed, and the first through hole 11 slidably connects latch 3, and the latch 3 passes through institute
When stating first through hole 11 and second through hole 21, the institute positioned at the first through hole 11 and the middle part of the second through hole 21
State and fluted 31 are set on latch 3, card 4 has been caught in the groove 31, the card 4 is the iron plate of inverted " u "-shaped.
During door unblock, card is extracted from groove, and at this moment latch can be extracted from the second through hole, when on door lock, card
Enter in groove, at this time latch can not be extracted from the second through hole, avoid latch release and caused by door lock fail.
Claims (1)
1. a kind of Bolt door lock, including the first chain piece being fixed on door and the second chain piece being fixed on doorframe, described the
First through hole is provided with one chain piece, the second through hole is provided with the second chain piece, the first through hole and described second are led to
Hole is coaxially disposed, and the first through hole slidably connects latch, it is characterised in that：The latch passes through the first through hole and institute
When stating the second through hole, fluted, institute is set on the latch of the first through hole and the second through hole middle part
State and card has been caught in groove, the card is the iron plate of inverted " u "-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710775465.8A CN107419976A (en) | 2017-08-31 | 2017-08-31 | A kind of Bolt door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710775465.8A CN107419976A (en) | 2017-08-31 | 2017-08-31 | A kind of Bolt door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107419976A true CN107419976A (en) | 2017-12-01 |
Family
ID=60435266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710775465.8A Pending CN107419976A (en) | 2017-08-31 | 2017-08-31 | A kind of Bolt door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107419976A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161031A (en) * | 2020-09-02 | 2021-01-01 | 阜新市三合智能制造技术有限公司 | Gyro-shaped gear disc structure convenient to disassemble and assemble quickly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423895A (en) * | 1981-04-22 | 1984-01-03 | Mosley Jr Thomas C | Dead-bolt-type locking means, and an assembly thereof |
| EP0294630A2 (en) * | 1987-06-06 | 1988-12-14 | August Bilstein GmbH & Co. KG | Fastener for windows, doors, etc. |
| CN2041345U (en) * | 1988-10-21 | 1989-07-19 | 李根旺 | Safety latch |
| CN2471883Y (en) * | 2001-04-13 | 2002-01-16 | 铭泰五金工业股份有限公司 | Press lock |
| CN204299331U (en) * | 2014-09-26 | 2015-04-29 | 喻浩 | Reinforce latch |
| CN204920536U (en) * | 2015-07-07 | 2015-12-30 | 天津固特金属制品有限公司 | Abrasionproof decreases bolt |
| CN205822978U (en) * | 2016-07-11 | 2016-12-21 | 贾贤杰 | A kind of embedded type aluminum plastic door and window handle lock |
-
2017
- 2017-08-31 CN CN201710775465.8A patent/CN107419976A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423895A (en) * | 1981-04-22 | 1984-01-03 | Mosley Jr Thomas C | Dead-bolt-type locking means, and an assembly thereof |
| EP0294630A2 (en) * | 1987-06-06 | 1988-12-14 | August Bilstein GmbH & Co. KG | Fastener for windows, doors, etc. |
| CN2041345U (en) * | 1988-10-21 | 1989-07-19 | 李根旺 | Safety latch |
| CN2471883Y (en) * | 2001-04-13 | 2002-01-16 | 铭泰五金工业股份有限公司 | Press lock |
| CN204299331U (en) * | 2014-09-26 | 2015-04-29 | 喻浩 | Reinforce latch |
| CN204920536U (en) * | 2015-07-07 | 2015-12-30 | 天津固特金属制品有限公司 | Abrasionproof decreases bolt |
| CN205822978U (en) * | 2016-07-11 | 2016-12-21 | 贾贤杰 | A kind of embedded type aluminum plastic door and window handle lock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161031A (en) * | 2020-09-02 | 2021-01-01 | 阜新市三合智能制造技术有限公司 | Gyro-shaped gear disc structure convenient to disassemble and assemble quickly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171201 |