CN203129730U - Latch bolt of door lock - Google Patents
Latch bolt of door lock Download PDFInfo
- Publication number
- CN203129730U CN203129730U CN 201320086649 CN201320086649U CN203129730U CN 203129730 U CN203129730 U CN 203129730U CN 201320086649 CN201320086649 CN 201320086649 CN 201320086649 U CN201320086649 U CN 201320086649U CN 203129730 U CN203129730 U CN 203129730U
- Authority
- CN
- China
- Prior art keywords
- plate
- side plate
- latch bolt
- lock
- door lock
- 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
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- Lock And Its Accessories (AREA)
Abstract
The utility model provides a latch bolt of a door lock, aims at solving the problems that flexure strength of a latch bolt of an existing door lock is low and the latch bolt of the door lock is prone to be bent and deformed in the transportation process of the door lock or under action of external force, and provides the latch bolt of the door lock, wherein the latch bolt of the door lock is high in flexure strength and is not prone to be bent or deformed in the transportation process or under action of the external force. The latch bolt comprises a latch bolt head and a latch bolt base, wherein the latch bolt base comprises a bottom plate, a rear side plate, a left side plate and a right side plate, the tail portion of the bottom plate is fixedly connected with the bottom of the rear side plate, the left of the middle front portion of the bottom plate is connected with the bottom of the left side plate, the right of the middle front portion of the bottom plate is fixedly connected with the bottom of the right side plate, the front end of the bottom plate, the front end of the left side plate and the front end of the right side plate are fixedly connected with the tail portion of the latch bolt head, opening groove structures exist between the rear end of the left side plate and the rear side plate and between the rear end of the right side plate and the rear side plate, the bottom plate is provided with a kidney-shaped hole, and the rear side plate is provided with a hole.
Description
Technical field
The utility model relates to field of lockset, especially relates to a kind of inclined tongue of lock.
Background technology
Door inclined tongue of lock on the existing door lock is made up of oblique tongue and oblique tongue rod, oblique tongue rod is fixed on oblique tongue afterbody, because the flexural strength of oblique tongue rod is lower, door lock in a handling process or under external force door inclined tongue of lock easily occurs bending and deformation, and influences the normal use of door lock.
Summary of the invention
The purpose of this utility model is lower at the flexural strength of the existing oblique tongue rod of existing door inclined tongue of lock, door lock is the weak point that easily occurs bending and deformation of door inclined tongue of lock in handling process or under external force, a kind of flexural strength height is provided, in handling process or can not occur bending and deformation under external force the door inclined tongue of lock.
The utility model is finished in the following way: a kind of inclined tongue of lock, this inclined tongue of lock comprises oblique tongue and oblique tongue seat, described oblique tongue seat comprises base plate, back side panel, left plate and right plate, the afterbody of base plate and the bottom of back side panel are fixed together, the middle front part left side of base plate links together with the bottom of left plate, the middle front part right side of base plate and the bottom of right plate are fixed together, the front end of base plate, the front end of left plate and the front end of right plate are fixed together with the afterbody of oblique tongue, be the open slot structure between the rear end of left plate and the back side panel and between the rear end of right plate and the back side panel, be provided with mounting hole at base plate, be provided with the hole at back side panel.
In described a kind of inclined tongue of lock, the angle between described base plate and back side panel, left plate and the right plate is rectangular.
In described a kind of inclined tongue of lock, the left and right sides face of described oblique tongue is provided with arc groove.
The utility model A door latch, mounted on the door lock assembly structure relationship is: The door lock latch lock box installed in the door, the door latch and lock the side panel oblique tongue the latch bolt hole match, door latch on the bottom waist-shaped hole in the door lock sets in the fixed guide post box spring positioning rod inserted in the lock latch head rear panel hole, the spring positioning rod fixed to the tail of the tail door lock box, set in the spring positioning rod positioning lever spring one end of the spring phase,
The spring other end is against on the inclined tongue of lock back side panel, and the head of shift fork is contained between the rear end of left plate and the back side panel and in the rear end and the open slot between the back side panel of right plate.
The utility model is compared with existing door inclined tongue of lock, has the flexural strength height, in handling process or the characteristics that can not occur bending and deformation under external force.
Description of drawings
Figure l is the structural representation of a kind of inclined tongue of lock of the utility model.
Fig. 2 is that a kind of inclined tongue of lock of the utility model is contained in the assembly structure schematic diagram on the door lock.
Fig. 3 is the vertical view of Fig. 2.
In accompanying drawing 1～accompanying drawing 3, the oblique tongue of 1 expression; 1a represents arc groove; The oblique tongue seat of 2 expressions; 2a represents base plate; 2a1 represents mounting hole; 2b represents back side panel; 2b1 represents the hole; 2c represents left plate; 2d represents right plate; 3 expression door lock side panels; 4 expression lock boxes; 5 expression leads; 6 expression shift forks; 7 expression springs; 8 expression spring backstays.
The specific embodiment
Contrast accompanying drawing below, the utility model is described in further detail by embodiment.
With reference to accompanying drawing 1, a kind of inclined tongue of lock, this inclined tongue of lock comprise oblique tongue 1 and oblique tongue seat 2, and described oblique tongue seat 2 comprises base plate 2a, back side panel 2b, left plate 2c and right plate 2d; The bottom of the afterbody of base plate 2a and back side panel 2b is fixed together, the middle front part left side of base plate 2a links together with the bottom of left plate 2c, the middle front part right side of base plate 2a and the bottom of right plate 2d are fixed together, and the angle between base plate 2a and back side panel 2b, left plate 2c and the right plate 2d is rectangular; The front end of the front end of the front end of base plate 2a, left plate 2c and right plate 2d is fixed together with the afterbody of oblique tongue 1, and the left and right sides face of described oblique tongue 1 is provided with arc groove 1a; Be the open slot structure between the rear end of left plate 2c and the back side panel 2b and between the rear end of right plate 2d and the back side panel 2b, be provided with mounting hole 2a1 at base plate 2a, be provided with hole 2b1 at back side panel 2b.
With reference to accompanying drawing 2 and accompanying drawing 3, the assembly structure relation that a kind of inclined tongue of lock of the utility model is contained on the door lock is: described door inclined tongue of lock is installed in the lock box 4 of door lock, the oblique tongue 1 of door inclined tongue of lock matches with the inclined tongue hole of door lock side panel 3, mounting hole 2a1 on the door inclined tongue of lock base plate 2a is enclosed within on the lead 5 that is fixed on door lock lock box 4, spring backstay 8 heads are inserted in the hole 2b1 on the inclined tongue of lock back side panel 2b, spring backstay 8 afterbodys are fixed on the afterbody of door lock lock box 4,7 one afterbodys with spring backstay 8 of spring that are enclosed within on the spring backstay 8 join, spring 7 other ends are against on the inclined tongue of lock back side panel 2b, and the head of shift fork 6 is contained between the rear end of left plate 2c and the back side panel 2b and in the rear end and the open slot between the back side panel 2b of right plate 2d.
Claims (3)
1. door inclined tongue of lock, it is characterized in that this inclined tongue of lock comprises oblique tongue and oblique tongue seat, described oblique tongue seat comprises base plate, back side panel, left plate and right plate, the afterbody of base plate and the bottom of back side panel are fixed together, the middle front part left side of base plate links together with the bottom of left plate, the middle front part right side of base plate and the bottom of right plate are fixed together, the front end of base plate, the front end of left plate and the front end of right plate are fixed together with the afterbody of oblique tongue, be the open slot structure between the rear end of left plate and the back side panel and between the rear end of right plate and the back side panel, be provided with mounting hole at base plate, be provided with the hole at back side panel.
2. a kind of inclined tongue of lock according to claim 1 is characterized in that the angle between described base plate and back side panel, left plate and the right plate is rectangular.
3. a kind of inclined tongue of lock according to claim 1 and 2 is characterized in that the left and right sides face of described oblique tongue is provided with arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320086649 CN203129730U (en) | 2013-02-26 | 2013-02-26 | Latch bolt of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320086649 CN203129730U (en) | 2013-02-26 | 2013-02-26 | Latch bolt of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203129730U true CN203129730U (en) | 2013-08-14 |
Family
ID=48937722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320086649 Expired - Fee Related CN203129730U (en) | 2013-02-26 | 2013-02-26 | Latch bolt of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203129730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898928A (en) * | 2017-12-11 | 2019-06-18 | 上海英还实业有限公司 | Integral type latch bolt mechanism and its door lock |
-
2013
- 2013-02-26 CN CN 201320086649 patent/CN203129730U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898928A (en) * | 2017-12-11 | 2019-06-18 | 上海英还实业有限公司 | Integral type latch bolt mechanism and its door lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |