CN203462889U - Automatic closing device for screen door - Google Patents
Automatic closing device for screen door Download PDFInfo
- Publication number
- CN203462889U CN203462889U CN201320514926.3U CN201320514926U CN203462889U CN 203462889 U CN203462889 U CN 203462889U CN 201320514926 U CN201320514926 U CN 201320514926U CN 203462889 U CN203462889 U CN 203462889U
- Authority
- CN
- China
- Prior art keywords
- screen door
- plate
- spring
- doorframe
- door
- 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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Abstract
The utility model relates to an automatic closing device for a screen door. The device comprises a screen door fixing plate, a doorframe fixing plate, a spring, a rotating plate and a spring extension plate, and is characterized in that the screen door fixing plate is connected with the rotating plate through a dowel; the rotating plate is connected with the spring extension plate through a dowel; the spring extension plate is connected with the doorframe fixing plate through a dowel; the spring is hooked on the spring extension plate and the doorframe fixing plate. The device has the advantages of simple structure, convenience in use, low cost, easiness in popularization and application and the like, and mosquitoes and flying insects are effectively prevented from entering a room.
Description
Technical field
The utility model belongs to a field, especially a kind of screen door door engine.
Background technology
Because southern weather is warmmer, mosquito or winged insect are also many, therefore, every household all will fill screen door, and current screen door is simply that discrepancy need to be closed the door with hand with knocker, large people are all right, but child comes in and goes out and do not close the door smoothly, causes mosquito or winged insect directly to enter.High-grade hydraulic door-closer, price, is not suitable for ordinary people and uses.
Summary of the invention
The purpose of this utility model is to provide the screen door door engine at the bottom of a kind of simple in structure, easy to use, cost.
As follows for reaching the technical scheme that the purpose of this utility model adopts:
1, a kind of screen door door engine, comprise screen door fixed head, doorframe fixed plate, spring, swivel plate, spring drawing plate, it is characterized in that, described screen door fixed head connects swivel plate by pin, pin linking springs drawing plate for described swivel plate, described spring drawing plate connects doorframe fixed plate with pin, and described carbine hangs on spring drawing plate and doorframe fixed plate.
2, the screen door door engine as described in technical scheme 1, wherein, described screen door fixed head is provided with fixing hole, and through fixing hole, is tightened in screen door top with screw.
3, the screen door door engine as described in technical scheme 1, wherein, described doorframe fixed plate is provided with screw hole, and is screwed at doorframe top.
The utlity model has simple in structurely, easy to use, cost is low, the advantage such as is easy to apply.Effectively prevent that mosquito and winged insect from entering indoor.
accompanying drawing explanation:
Fig. 1 is overall structure front view of the present utility model.
Fig. 2 is overall structure left view of the present utility model.
Fig. 3 is overall structure top view of the present utility model.
In Fig. 1～Fig. 3, screen door fixed head (1), doorframe fixed plate (2), spring (3), spring drawing plate (4), pin (5), swivel plate (6), fixing hole (7), screw hole (8).
the specific embodiment:
Below in conjunction with drawings and Examples, the utility model is described in detail:
As shown in Figure 1 to Figure 3, a kind of screen door door engine, comprise screen door fixed head, doorframe fixed plate, spring, swivel plate, spring drawing plate, wherein, described screen door fixed head 1 connects swivel plate 6 by pin 5, described swivel plate 6 use pin 5 linking springs drawing plates 4, described spring drawing plate 4 use pins 5 connect doorframe fixed plate 2, and described spring 3 is hooked on spring drawing plate 4 and doorframe fixed plate 2.Described screen door fixed head 1 is provided with fixing hole 7, and through fixing hole 7, is tightened in screen door top with screw.Described doorframe fixed plate 2 is provided with screw hole 8, and is screwed at doorframe top.
When hand propelled screen door is gone out, swivel plate 6 drives spring drawing plate 4 to elongate spring 3 screen door is opened, and while decontroling hand, under the elastic force effect of spring 3, screen door is closed automatically.Reach the object that the screen door of coming in and going out is closed automatically.Effectively prevent that mosquito and winged insect from entering indoor.
Claims (3)
1. a screen door door engine, comprise screen door fixed head, doorframe fixed plate, spring, swivel plate, spring drawing plate, it is characterized in that, described screen door fixed head (1) connects swivel plate (6) by pin (5), pin (5) linking springs drawing plate (4) for described swivel plate (6), described spring drawing plate (4) connects doorframe fixed plate (2) with pin (5), and described spring (3) is hooked on spring drawing plate (4) and doorframe fixed plate (2).
2. screen door door engine as claimed in claim 1, is characterized in that, described screen door fixed head (1) is provided with fixing hole (7), and through fixing hole (7), is tightened in screen door top with screw.
3. screen door door engine as claimed in claim 1, is characterized in that, described doorframe fixed plate (2) is provided with screw hole (8), and is screwed at doorframe top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514926.3U CN203462889U (en) | 2013-08-22 | 2013-08-22 | Automatic closing device for screen door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514926.3U CN203462889U (en) | 2013-08-22 | 2013-08-22 | Automatic closing device for screen door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203462889U true CN203462889U (en) | 2014-03-05 |
Family
ID=50175261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320514926.3U Expired - Fee Related CN203462889U (en) | 2013-08-22 | 2013-08-22 | Automatic closing device for screen door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203462889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437624A (en) * | 2013-08-22 | 2013-12-11 | 文斌宏 | Self-closing door device of screen door |
-
2013
- 2013-08-22 CN CN201320514926.3U patent/CN203462889U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437624A (en) * | 2013-08-22 | 2013-12-11 | 文斌宏 | Self-closing door device of screen door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20160822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |