CN203022318U - Access cover for ceiling - Google Patents
Access cover for ceiling Download PDFInfo
- Publication number
- CN203022318U CN203022318U CN 201220736752 CN201220736752U CN203022318U CN 203022318 U CN203022318 U CN 203022318U CN 201220736752 CN201220736752 CN 201220736752 CN 201220736752 U CN201220736752 U CN 201220736752U CN 203022318 U CN203022318 U CN 203022318U
- Authority
- CN
- China
- Prior art keywords
- trunk lock
- access cover
- arm
- upright arm
- ceiling
- 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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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses an access cover for a ceiling. The access cover comprises an access hole frame, an access hole cover plate and a trunk lock, wherein the access hole cover plate is movably connected with the access hole frame; the trunk lock is arranged on the border of the access hole frame and is fixed on the frame by virtue of a rectangular angle support; the rectangular angle support comprises a horizontal arm and an upright arm; the horizontal arm is square; a positioning hole is formed in the horizontal arm; the upright arm is a triangle of which the top angle is a round angle; a screw hole corresponding to the trunk lock is formed in one side of the upright arm; a limiting notch is also formed in the upright arm and corresponds to a bulge of the trunk lock. After the trunk lock of the access cover is locked tightly, the access cover for the ceiling is difficult to loosen or move.
Description
Technical field:
The utility model relates to a kind of interior decoration constructional materials, is specifically a kind of ceiling access cover.
Background technology:
Decorative house ceiling in daily life, for the convenience of overhauling in the future, usually all leave at least one maintenance window, the access cover that is contained in the maintenance window comprises an access panel that is fixed on the manhole framework on ceilings keel and is flexibly connected with the manhole framework, access panel can activity be opened or close, be mainly to lock and support works by trunk, but loosening or displacement fixedly easily occurs after the trunk lock in present trunk lock support, affect normally opening that trunk locks.
The utility model content:
Technical problem to be solved in the utility model is, a kind of ceiling access cover that can normal switch is provided, and is difficult for loosening or displacement after the trunk locking of this ceiling access cover is solid.
technical solution of the present utility model is, a kind of ceiling access cover is provided, comprise manhole framework and the access panel that is flexibly connected with the manhole framework, and be arranged on trunk lock on the frame of manhole framework, described trunk lock is fixed on frame by the quarter bend corner fittings, described quarter bend corner fittings comprises horizontal arm and upright arm, described horizontal arm is square, horizontal arm is provided with locating hole, described upright arm is that drift angle is the triangle of fillet, a side at upright arm is provided with the screw corresponding with the trunk lock, also be provided with spacing edge-cut on upright arm, described spacing edge-cut is protruding corresponding with the trunk lock.
Adopt after above structure compared with prior art, the utlity model has following advantage: the horizontal arm of quarter bend corner fittings is fixed on the frame of manhole framework, upright arm is the trunk lock fixedly, by being locked into trunk capable spacingly with the protruding corresponding spacing edge-cut of trunk lock, make and fix according to fastening.
As preferably, described quarter bend corner fittings is by the one time punching molded quarter bend shape single piece of steel plate.More solid like this, not yielding.
As preferably, described spacing edge-cut is offered to the side margins of upright arm, and spacing edge-cut is the rounding dihedral in the edge of sidepiece.Use more convenient.
As preferably, the junction of described manhole framework and access panel is provided with weather strip.More smooth and easy during folding.
Further, comprise that also the elasticity of being located on the access panel frame hooks sheet.Can prevent that like this access panel from coming off.
Description of drawings:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model quarter bend corner fittings.
In figure, 1, the manhole framework, 2, access panel, 3, the trunk lock, 4, the quarter bend corner fittings, 5, elasticity hooks sheet, 6, upright arm, 7, horizontal arm, 8, locating hole, 9, screw, 10, spacing edge-cut.
The specific embodiment:
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
as Fig. 1, shown in Figure 2, a kind of ceiling access cover, comprise manhole framework 1 and the access panel 2 that is flexibly connected with manhole framework 1, and be arranged on trunk lock 3 on the frame of manhole framework 1, described trunk lock 3 is fixed on frame by quarter bend corner fittings 4, described quarter bend corner fittings 4 comprises horizontal arm 7 and upright arm 6, described horizontal arm 7 is square, horizontal arm 7 is provided with locating hole 8, described upright arm 6 is the triangle of fillet for drift angle, a side at upright arm 6 is provided with the screw 9 corresponding with trunk lock 3, also be provided with spacing edge-cut 10 on upright arm 6, described spacing edge-cut 10 is offered to the side margins of upright arm 6, spacing edge-cut 10 is the rounding dihedral in the edge of sidepiece, described spacing edge-cut 10 is protruding corresponding with trunk lock 3.Described quarter bend corner fittings 4 is that the junction of described manhole framework 1 and access panel 2 is provided with weather strip by the one time punching molded quarter bend shape single piece of steel plate, comprises that also the elasticity of being located on access panel 2 frames hooks sheet 5.
Below only be described with regard to the utility model preferred embodiment, but can not be interpreted as it is limitations on claims.Every equivalent structure or equivalent flow process conversion that utilizes the utility model manual and accompanying drawing content to do includes within scope of patent protection of the present utility model.
Claims (5)
1. ceiling access cover, comprise manhole framework and the access panel that is flexibly connected with the manhole framework, and be arranged on trunk lock on the frame of manhole framework, it is characterized in that: described trunk lock is fixed on frame by the quarter bend corner fittings, described quarter bend corner fittings comprises horizontal arm and upright arm, described horizontal arm is square, horizontal arm is provided with locating hole, described upright arm is that drift angle is the triangle of fillet, a side at upright arm is provided with the screw corresponding with the trunk lock, also be provided with spacing edge-cut on upright arm, described spacing edge-cut is protruding corresponding with the trunk lock.
2. ceiling access cover according to claim 1 is characterized in that: described quarter bend corner fittings is for by the one time punching molded quarter bend shape single piece of steel plate.
3. ceiling access cover according to claim 1, it is characterized in that: described spacing edge-cut is offered to the side margins of upright arm, and spacing edge-cut is the rounding dihedral in the edge of sidepiece.
4. ceiling access cover according to claim 1, it is characterized in that: the junction of described manhole framework and access panel is provided with weather strip.
5. ceiling access cover according to claim 1, is characterized in that: comprise that also the elasticity of being located on the access panel frame hooks sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736752 CN203022318U (en) | 2012-12-27 | 2012-12-27 | Access cover for ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736752 CN203022318U (en) | 2012-12-27 | 2012-12-27 | Access cover for ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203022318U true CN203022318U (en) | 2013-06-26 |
Family
ID=48646311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220736752 Expired - Fee Related CN203022318U (en) | 2012-12-27 | 2012-12-27 | Access cover for ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203022318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510686A (en) * | 2013-09-24 | 2014-01-15 | 鹏力有限公司 | Self-installation and self-removal ceiling access cover |
-
2012
- 2012-12-27 CN CN 201220736752 patent/CN203022318U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510686A (en) * | 2013-09-24 | 2014-01-15 | 鹏力有限公司 | Self-installation and self-removal ceiling access cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20131227 |