CN207144480U - A kind of reusable building circle reserved opening device - Google Patents
A kind of reusable building circle reserved opening device Download PDFInfo
- Publication number
- CN207144480U CN207144480U CN201721062930.5U CN201721062930U CN207144480U CN 207144480 U CN207144480 U CN 207144480U CN 201721062930 U CN201721062930 U CN 201721062930U CN 207144480 U CN207144480 U CN 207144480U
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- CN
- China
- Prior art keywords
- circular
- screw rod
- reserved opening
- steel plate
- steel bushing
- 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.)
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model discloses a kind of reusable building circle reserved opening device, including for installed in the steel bushing built in circular reserved opening, it is welded with the circular steel plate to be matched with steel bushing cavity shape in the horizontal direction respectively in the top surface and sleeve inner of described steel bushing, a mounting hole is vertically provided with respectively in the centre of the circular steel plate described in two and a nut is respectively welded in each mounting hole, one fixed rotating shaft includes the screw rod being threadedly coupled respectively with two nuts, the part for being located at more than the circular steel plate at top in described screw rod is fixedly connected with a hand handle, a self-tapping screw is fixed with the bottom of described screw rod.The beneficial effects of the utility model are as follows:It is simple in construction, it is easy to make；It is easy for construction, speed up the work；Fixation, accurate positioning；It is easy to disassemble, be hardly damaged, repeatable utilize.
Description
Technical field
It the utility model is related to circular reserved opening device, more particularly to circular reserved opening device.
Background technology
In construction, circular reserved opening is mainly water power reserved opening, and main construction method is reserved with pvc short tubes
In floor location, it is fixed on iron wire and iron nail in template, the filling such as short tube yellow sand, foam.It is fixed to using this iron nail
Method in template, easily there is short tube displacement, the problem of causing position inaccurate.Such a method short tube can not recycle,
Construction and rectification trouble, largely effect on construction speed.
The content of the invention
The defects of the purpose of this utility model is to overcome prior art, there is provided one kind is simple and convenient to operate, accurate positioning
Reusable reusable building circle reserved opening device, so as to save material, accelerating construction progress.
A kind of reusable building circle reserved opening device of the present utility model, including for circular pre- installed in building
Steel bushing in box out mouth, it is welded with the horizontal direction respectively in the top surface and sleeve inner of described steel bushing empty with steel bushing
The circular steel plate that chamber shape matches, a mounting hole is vertically provided with respectively in the centre of the circular steel plate described in two
And a nut is respectively welded in each mounting hole, a fixed rotating shaft includes being threadedly coupled respectively with two nuts
Screw rod, the part that more than the circular steel plate at top is located in described screw rod is fixedly connected with a hand handle, in described spiral shell
The bottom of bar is fixed with a self-tapping screw.
The beneficial effects of the utility model are as follows:It is simple in construction, it is easy to make；It is easy for construction, speed up the work；It is fixed
Firmly, accurate positioning；It is easy to disassemble, be hardly damaged, repeatable utilize.
Brief description of the drawings
Fig. 1 is the front view of reusable building circle reserved opening device of the present utility model；
Fig. 2 is the structural representation of the fixed rotating shaft in the device shown in Fig. 1；
Fig. 3 is the structural representation of the steel bushing in the device shown in Fig. 1.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
A kind of reusable building circle reserved opening device of the present utility model as shown in drawings, including for installing
Steel bushing 1 in circular reserved opening is built, is welded in the horizontal direction respectively in the top surface and sleeve inner of described steel bushing 1
The circular steel plate 2 to be matched with the cavity shape of steel bushing 1 is connected to, in the centre of the circular steel plate 2 described in two respectively along vertical
Direction is provided with a mounting hole and a nut 6 is respectively welded in each mounting hole, fixed rotating shaft include with
Company is fixed in the screw rod 5 that two nuts are threadedly coupled respectively, the part that the circular steel plate more than 2 at top is located in described screw rod 5
A hand handle 3 is connected to, a self-tapping screw 4 is fixed with the bottom of described screw rod 5.
The circular steel plate 2 of preferable bottom is located at apart from the position of the bottom surface 1/3 of steel bushing 1.
The application method of the present apparatus is as follows：
During work, the present apparatus, which is placed into, needs reserved openings position, rotates down handle, and driving screw rod to rotate will be certainly
Tapping is anchored in template, reaches stable fixation.
Claims (2)
- A kind of 1. reusable building circle reserved opening device, it is characterised in that：Including for circular reserved installed in building Steel bushing in hole, it is welded with the horizontal direction respectively and steel bushing cavity in the top surface and sleeve inner of described steel bushing The circular steel plate that shape matches, a mounting hole is vertically provided with respectively simultaneously in the centre of the circular steel plate described in two And a nut is respectively welded in each mounting hole, a fixed rotating shaft includes what is be threadedly coupled respectively with two nuts Screw rod, the part that more than the circular steel plate at top is located in described screw rod is fixedly connected with a hand handle, in described screw rod Bottom be fixed with a self-tapping screw.
- 2. reusable building circle reserved opening device according to claim 1, it is characterised in that：The circular steel of bottom Plate is located at apart from the position of steel bushing bottom surface 1/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721062930.5U CN207144480U (en) | 2017-08-23 | 2017-08-23 | A kind of reusable building circle reserved opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721062930.5U CN207144480U (en) | 2017-08-23 | 2017-08-23 | A kind of reusable building circle reserved opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207144480U true CN207144480U (en) | 2018-03-27 |
Family
ID=61669596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721062930.5U Active CN207144480U (en) | 2017-08-23 | 2017-08-23 | A kind of reusable building circle reserved opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207144480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900797A (en) * | 2019-11-22 | 2020-03-24 | 湖南建工五建建筑工业化有限公司 | Manufacturing process of reserved PC wire pipe wiring hole of PC prefabricated part |
-
2017
- 2017-08-23 CN CN201721062930.5U patent/CN207144480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900797A (en) * | 2019-11-22 | 2020-03-24 | 湖南建工五建建筑工业化有限公司 | Manufacturing process of reserved PC wire pipe wiring hole of PC prefabricated part |
| CN110900797B (en) * | 2019-11-22 | 2021-11-30 | 湖南建工五建建筑工业化有限公司 | Manufacturing process of reserved PC wire pipe wiring hole of PC prefabricated part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200506 Address after: No. fifty-two Dongting Road, Hexi District, Tianjin Patentee after: Water conservancy and Hydropower Construction Group Co., Ltd. of China Construction Sixth Engineering Bureau Address before: 300451 No. 72, Hangzhou Road, Tianjin, Tanggu District, Tianjin, Tanggu Patentee before: CHINA CONSTRUCTION SIXTH ENGINEERING DIVISION CORP., Ltd. |
|
| TR01 | Transfer of patent right |