CN205259756U - Security door lock chain - Google Patents
Security door lock chain Download PDFInfo
- Publication number
- CN205259756U CN205259756U CN201521102005.1U CN201521102005U CN205259756U CN 205259756 U CN205259756 U CN 205259756U CN 201521102005 U CN201521102005 U CN 201521102005U CN 205259756 U CN205259756 U CN 205259756U
- Authority
- CN
- China
- Prior art keywords
- slide fastener
- stiff end
- slideway
- doorframe
- bar shaped
- 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
Links
Abstract
The utility model provides a security door lock chain, this chain includes the slide, the zip fastener stiff end with can stretch into the expansion end in the slide, this chain stiff end passes through the rivet fix with screw, rivet screw volume is little, convenient construction, at will look for a position just around the tool to lock, the site selection is very nimble, and it is very convenient to adopt the rivet screw to be under construction, it can with the embedding of rivet screw only to need to make a call to a hole, and small convenient to carry, the fastness is strong, need not to establish in addition the backplate, and the structure of slide for directly going out on the door frame, it is integrative with the door frame, need not to install separately, installation procedure has been saved greatly, and there is not outstanding component, so that the appearance may not be affected. To sum up, the utility model discloses do benefit to popularization and application.
Description
Technical field
The utility model relates to a kind of antitheft door chain.
Background technology
Current antitheft door chain, comprise stiff end, slide fastener, movable end and chute, its stiff end is the structure with fixing hole, when use, need on door leaf or doorframe, get in advance the hole adapting with its fixing hole, then be connected and fixed by bolt, and chute is also a part processing separately, above this part with fixing hole, when use, be also need on doorframe or door leaf, get the hole adapting with fixing hole and then use bolt to fix, such structure processing and installation are very inconvenient, first, add must process man-hour independent can be with the fixing stiff end of bolt and chute, make like this processing cost increase, secondly, when mounted, need on door or doorframe, punch separately, make like this installation cost increase, the Efficiency Decreasing of installation, simultaneously, because stiff end and chute are all independent structures, can take when mounted very large space, the position of so not only installing is selected to be restricted, and install position backboard need to be set in advance in door or doorframe, otherwise install will be insecure.
Summary of the invention
Utility model object: the utility model provides a kind of antitheft door chain, its objective is the existing problem of solution equipment in the past.
Technical scheme: the utility model is achieved through the following technical solutions:
A kind of antitheft door chain, it is characterized in that: this chain comprises slideway, slide fastener stiff end and can put in the movable end in slideway, between slide fastener stiff end and movable end, be connected by zipper, slideway is the structure that directly fluting forms on doorframe or door leaf, slide fastener stiff end is fixed on handle panel, door leaf or doorframe while use, slideway is divided into slideway mouth and bar shaped slideway body, and slideway mouth is communicated with bar shaped slideway body, and the width of slideway mouth is greater than the width of bar shaped slideway body; Movable end is a large I-shape construction of large T font or two, and the stub end of movable end is the structure that can put in slideway mouth, and the width that the width at the non-major part position of movable end is less than bar shaped slideway body can move in bar shaped slideway body.
Slide fastener stiff end is provided with external screw thread, and slide fastener stiff end directly choosing is screwed in the hole on door leaf or doorframe.
In hole, be provided with the internal thread adapting with the external screw thread of slide fastener stiff end.
Be provided with backboard in slide fastener stiff end fixed position.
Slide fastener stiff end is fixed by staking nut, and the staking nut of fixing slide fastener stiff end is with internal thread, and slide fastener stiff end is with external screw thread, and when use, the choosing of slide fastener stiff end is screwed in the staking nut being fixed on handle panel, door leaf or doorframe.
Stiff end is arranged on handle.
Advantage and effect: the utility model provides a kind of antitheft door chain, this chain comprises slideway, slide fastener stiff end and can put in the movable end in slideway, this chain stiff end can be fixed by staking nut, staking nut volume is little, easy construction, around lockset, at will look for a position just, position is selected very flexible, and adopt staking nut to construct very convenient, only needing to make a call to a hole embeds staking nut, and volume is little easy to carry, fastness is strong, without separately establishing backboard, and slideway is the structure of directly going out on doorframe, with doorframe one, without installing separately, greatly save installation procedure, and there is no outstanding member, do not affect the appearance.
In sum, the utility model is beneficial to and applies.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is installation site of the present utility model schematic diagram;
Fig. 3 is staking nut schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further:
The utility model relates to a kind of antitheft door chain, this chain comprises slideway 1, slide fastener stiff end 2 and can put in the movable end 3 in slideway 1, between slide fastener stiff end 2 and movable end 3, connect by slide fastener 4, slideway 1 is the structure that directly fluting forms on doorframe or door leaf, slide fastener stiff end 2 is fixed on while use on door leaf, doorframe or handle, slideway 1 is divided into slideway mouth 5 and bar shaped slideway body 6, and slideway mouth 5 is communicated with bar shaped slideway body 6, and the width of slideway mouth 5 is greater than the width of bar shaped slideway body 6; Movable end 3 is a large I-shape construction of large T font or two, and the stub end of movable end 3 is the structure that can put in slideway mouth 5, and the width at the non-major part position of movable end 3 is less than the width of bar shaped slideway body 6 can be in the 6 interior movements of bar shaped slideway body.
Slide fastener stiff end 2 is provided with external screw thread, and slide fastener stiff end 2 directly choosing is screwed in the hole on door leaf or doorframe.
In hole, be provided with the internal thread adapting with the external screw thread of slide fastener stiff end 2.
Be provided with backboard in slide fastener stiff end 2 fixed positions.
Slide fastener stiff end 2 is fixed by staking nut, and the staking nut of fixing slide fastener stiff end 2 is with internal thread, and slide fastener stiff end 2 is with external screw thread, and when use, 2 choosings of slide fastener stiff end are screwed in the staking nut being fixed on door leaf, doorframe or handle.
In the time that slide fastener stiff end 2 is directly fixed on door leaf or doorframe, by punching, then choose button tapping, be directly screwed in hole with slide fastener stiff end 2 fine jades.
In addition, stiff end 2 also can be arranged on handle.
Vertically or being arranged on doorframe or door leaf of tilting, slideway mouth 5 is arranged on the top of bar shaped slideway body 6 for bar shaped slideway body 6.
When the utility model uses, the major part of movable end 3 is filled in to slideway mouth 5, it is dropped in bar shaped slideway body 6 naturally, so just between door leaf and doorframe, formed zippered safety device.
Claims (5)
1. an antitheft door chain, it is characterized in that: this chain comprises slideway (1), slide fastener stiff end (2) and can put in the movable end (3) in slideway (1), between slide fastener stiff end (2) and movable end (3), connect by slide fastener (4), slideway (1) is the structure that directly fluting forms on doorframe or door leaf, slide fastener stiff end (2) is fixed on handle panel while use, on door leaf or doorframe, slideway (1) is divided into slideway mouth (5) and bar shaped slideway body (6), slideway mouth (5) is communicated with bar shaped slideway body (6), the width of slideway mouth (5) is greater than the width of bar shaped slideway body (6), movable end (3) is a large I-shape construction of large T font or two, the stub end of movable end (3) is for putting in the structure of slideway mouth (5), and the width that the width at the non-major part position of movable end (3) is less than bar shaped slideway body (6) can move in bar shaped slideway body (6).
2. antitheft door chain according to claim 1, is characterized in that: slide fastener stiff end (2) is provided with external screw thread, and slide fastener stiff end (2) directly choosing is screwed in the hole on door leaf or doorframe.
3. antitheft door chain according to claim 2, is characterized in that: in hole, be provided with the internal thread adapting with the external screw thread of slide fastener stiff end (2).
4. antitheft door chain according to claim 2, is characterized in that: be provided with backboard in slide fastener stiff end (2) fixed position.
5. antitheft door chain according to claim 1, it is characterized in that: slide fastener stiff end (2) is fixed by staking nut, the staking nut of fixing slide fastener stiff end (2) is with internal thread, slide fastener stiff end (2) is with external screw thread, and when use, slide fastener stiff end (2) choosing is screwed in the staking nut being fixed on handle panel, door leaf or doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521102005.1U CN205259756U (en) | 2015-09-16 | 2015-12-28 | Security door lock chain |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015207160618 | 2015-09-16 | ||
| CN201520716061 | 2015-09-16 | ||
| CN201521102005.1U CN205259756U (en) | 2015-09-16 | 2015-12-28 | Security door lock chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205259756U true CN205259756U (en) | 2016-05-25 |
Family
ID=56001288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521102005.1U Expired - Fee Related CN205259756U (en) | 2015-09-16 | 2015-12-28 | Security door lock chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205259756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863391A (en) * | 2016-05-27 | 2016-08-17 | 企力（大连）海事科技有限公司 | Door lock provided with door hook |
-
2015
- 2015-12-28 CN CN201521102005.1U patent/CN205259756U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863391A (en) * | 2016-05-27 | 2016-08-17 | 企力（大连）海事科技有限公司 | Door lock provided with door hook |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20171228 |