CN203583881U - Plug mechanism for fair-faced concrete formwork - Google Patents
Plug mechanism for fair-faced concrete formwork Download PDFInfo
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- CN203583881U CN203583881U CN201320707274.5U CN201320707274U CN203583881U CN 203583881 U CN203583881 U CN 203583881U CN 201320707274 U CN201320707274 U CN 201320707274U CN 203583881 U CN203583881 U CN 203583881U
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- plug
- aperture
- template
- hollow nut
- endoporus
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Abstract
The utility model discloses a facing clear water concrete template plug mechanism, which comprises a hollow nut, a template, a plug, a sleeve and a pull rod, wherein the plug comprises a conical part and a cylindrical part, a step hole is arranged in the plug, and the aperture of the step hole is matched with the outer diameter of the pull rod; the outer wall of the hollow nut is provided with a step, the hollow nut is connected into an inner hole of the plug corresponding to the conical part, the template is limited and fixed between the step of the hollow nut and the conical part of the plug, and the sleeve is matched in the inner hole of the plug corresponding to the cylindrical part. Adopt the utility model discloses, template and end cap are dismantled convenient and fast more, do not harm the punchhole completely, and can improve the rate of utilization repeatedly to a great extent.
Description
Technical field
The utility model relates to a kind of clear-water concrete bolt hole shaped device, particularly a kind of fair-faced concrete form plug mechanism.
Background technology
While adopting clear-water concrete under construction, need to be to concrete wall one-shot forming, do not make any decoration, the nature that its natural texture using concrete itself and well-designed outseam, buddhist seam and split bolt hole are combined to form is during as decorative cover, will adopt highly polished template, and between two templates, use pull bar supporting and location, rod outer sleeve has sleeve pipe, in plug body, be provided with a stepped hole and sleeve pipe agrees with, this plug the inner is step cylinder.
As, China Patent No. " 201020569356.4 " discloses a kind of Shimizu concrete template plug, open day is on 03 28th, 2012, it comprises template and provided pipe, screwed pipe is placed in pattern hole, the screw thread of its one end and the screwed hole of plug match, and its other end and nut match, and large stepped hole and the provided pipe of plug match.
For another example, China Patent No. " 200920089598.0 " discloses a kind of fair-faced concrete form plug, open day is on 01 20th, 2010, comprise that termination is provided with screw thread minor diameter cylinder and major diameter stepped cylinder, described major diameter body is cone, stepped hole and sleeve pipe in major diameter cone match, and small diameter bore and pull bar in plug body match.
But Shimizu concrete template plug of the prior art in actual applications, also there are the following problems: one, in " 201020569356.4 ", after body of wall has been built, need to extract pull bar out and screw out after nut, template is dismantled and plug is dismantled from body of wall, finally screwed pipe and plug are together released from porthole, owing to having increased screwed pipe, not only increased cost, and installation and removal are loaded down with trivial details more at one's own expense.Two, the plug in above-mentioned two patented technologies is cone, although easily damage the problem in aperture in the time of can solving to a certain extent dismounting, the effect solving is unsatisfactory.Three, the endoporus of sleeve pipe is identical with the plug at sleeve pipe two ends or the aperture of screwed pipe endoporus, causes trombone slide swingable scope in sleeve pipe larger, easily damages plug, has reduced the rate of recycling of plug.Four, in plug when dismounting,, because tapered plug becomes flexible with concrete binding place, when nut is dismantled, there will be screwed pipe to synchronize and rotate with plug, causes plug and template to dismantle difficult phenomenon.
Summary of the invention
The purpose of this utility model is to overcome the problems referred to above that existing Shimizu concrete template plug exists, and a kind of novel fair-faced concrete form plug mechanism is provided.Adopt the utility model, template and plug dismounting are more convenient, do not damage eyelet completely, and can improve largely the rate of recycling.
For achieving the above object, the technical solution adopted in the utility model is as follows:
One fair-faced concrete form plug mechanism, comprise hollow nut, template, plug, sleeve pipe and pull bar, it is characterized in that: described plug comprises tapered portion and cylindrical portion, in plug, be provided with stepped hole, and the aperture of stepped hole and the external diameter of pull bar suitable; On described hollow nut outer wall, be provided with step, hollow nut is connected in the plug endoporus corresponding with tapered portion, and template is spacing to be fixed between the step of hollow nut and the tapered portion of plug, and sleeve pipe agrees with in the plug endoporus corresponding with cylindrical portion.
The aperture of the described plug endoporus corresponding with tapered portion is less than the aperture of the plug endoporus that cylindrical portion answers, and the aperture of stepped hole is less than the aperture of the plug endoporus corresponding with tapered portion, and the endoporus aperture of hollow nut is less than the aperture of stepped hole.
The end face that described plug is relative with template is provided with hermetically-sealed construction, and hermetically-sealed construction comprises the cannelure being arranged on plug end face and is arranged on the O type sealing rubber ring in cannelure, and the width of cannelure is less than the diameter of O type sealing rubber ring.
The plug endoporus corresponding to tapered portion of described plug is connected with the outer wall thread of hollow nut.
Stepped hole in described plug is set to the square mouth of carving coordinating with demounting tool.
Employing the utility model has the advantage of:
One, in the utility model, described plug comprises tapered portion and cylindrical portion, is provided with stepped hole in plug, and the aperture of stepped hole and the external diameter of pull bar suitable; Adopt this structure, stepped hole has position-limiting action to pull bar in sleeve pipe, makes trombone slide swingable scope in sleeve pipe little, can not damage plug, has improved the recycling rate of waterused of plug; Plug comprises tapered portion and cylindrical portion, and tapered portion can conveniently be dismantled plug, and cylindrical portion has transitional function, and the combination of tapered portion and cylindrical portion can farthest guarantee not damage eyelet when plug is dismantled.
Two, in the utility model, stepped hole in described plug is set to the square mouth of carving coordinating with demounting tool, during dismounting and square solid mouthful agree with of T-shaped plug demounting tool, positive and negative slight stressedly dismantle after loosening, can farthest guarantee not damage eyelet when plug is dismantled.
Three, in the utility model, on described hollow nut outer wall, be provided with step, hollow nut is connected in the plug endoporus corresponding with tapered portion, and template is spacing to be fixed between the step of hollow nut and the tapered portion of plug, and sleeve pipe agrees with in the plug endoporus corresponding with cylindrical portion; Adopt this structure, template is spacing on hollow nut by plug, all not identical with prior art, and adopt the mode of agreeing with, compared with prior art, template and plug are not only dismantled more convenient, and globality is better, and can avoid damaging plug, further improve the recycling rate of waterused of plug.
Four, in the utility model, the aperture of the described plug endoporus corresponding with tapered portion is less than the aperture of plug endoporus corresponding to cylindrical portion, the aperture of stepped hole is less than the aperture of the plug endoporus corresponding with tapered portion, the endoporus aperture of hollow nut is less than the aperture of stepped hole, adopt this mode, further guarantee by stepped hole spacing to pull bar, and in use, casing tube internal hole, stepped hole and hollow nut endoporus misplace mutually, have guaranteed the in use damage to plug and hollow nut.
Five, in the utility model, the end face that described plug is relative with template is provided with hermetically-sealed construction, hermetically-sealed construction comprises the cannelure being arranged on plug end face and is arranged on the O type sealing rubber ring in cannelure, and the width of cannelure is less than the diameter of O type sealing rubber ring, adopt this structure, during concreting mortar, make mortar can not enter gapped between template and plug end face, overcome between template and plug end face, have gap and when concreting mortar mortar enter and affect the problem of template dismounting.
Six, in the utility model, plug endoporus corresponding to the tapered portion of described plug is connected with the outer wall thread of hollow nut, adopts this mode to be not only convenient to installation and removal, and guaranteed the working strength after installation form.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
Structural representation when Fig. 2 is the dismounting of the utility model structure plug
In figure, be labeled as: 1, hollow nut, 2, plug, 3, O type sealing rubber ring, 4, template, 5, sleeve pipe, 6, demounting tool.
The specific embodiment
A kind of fair-faced concrete form plug mechanism, comprises hollow nut 1, template 4, plug 2, sleeve pipe 5 and pull bar, and described plug 2 comprises tapered portion and cylindrical portion, in plug 2, is provided with stepped hole, and the aperture of stepped hole and the external diameter of pull bar suitable; On described hollow nut 1 outer wall, be provided with step, hollow nut 1 is connected in the plug corresponding with tapered portion 2 endoporus, and template 4 is spacing to be fixed between the step of hollow nut 1 and the tapered portion of plug 2, and sleeve pipe 5 agrees with in the plug corresponding with cylindrical portion 2 endoporus.
Preferred embodiment of the present utility model is, the aperture of described plug 2 endoporus corresponding with tapered portion is less than the aperture of plug 2 endoporus that cylindrical portion answers, the aperture of stepped hole is less than the aperture of the plug corresponding with tapered portion 2 endoporus, and the endoporus aperture of hollow nut 1 is less than the aperture of stepped hole.
Another preferred embodiment of the present utility model is, described plug 2 end face relative with template 4 is provided with hermetically-sealed construction, hermetically-sealed construction comprises the cannelure being arranged on plug 2 end faces and is arranged on the O type sealing rubber ring 3 in cannelure, and the width of cannelure is less than the diameter of O type sealing rubber ring 3.
Another preferred embodiment of the present utility model is that the plug endoporus corresponding to tapered portion of described plug 2 is connected with the outer wall thread of hollow nut 1, makes the part of the plug endoporus connection that hollow nut 1 is corresponding with tapered portion have the effect of screw rod.
In the utility model, the stepped hole in described plug is set to the square mouth of carving coordinating with demounting tool.During dismounting and square solid mouthful agree with of T-shaped plug demounting tool 6, positive and negative slight stressedly dismantle after loosening.
Operating principle of the present utility model is as follows:
Pull bar is imported in sleeve pipe 5, sleeve pipe 5 two ends are placed in the plug endoporus corresponding to cylindrical portion of two plugs, the cannelure of plug 2 is embedded in O type rubber seal and template 4 fits tightly, and then hollow nut 1 is passed after pull bar and the built-in silk thread mouth of plug screw and can carry out concreting.
When concrete solidifies not yet completely, i.e. detachable template 4 and plug 2, dismantles template 4 after first spinning off hollow nut 1 again, finally utilizes T-shaped plug demounting tool 6 that plug 2 is removed from porthole, after plug 2 is cleared up, can construct next time.
Plug when dismounting, first with T-shaped plug demounting tool 6, plug 2 is fixed to (as shown in Figure 1), then remove hollow nut 1, in the time of can preventing that hollow nut 1 from removing, plug 2 synchronously rotates, and then takes out T-shaped plug demounting tool, and template 4 is removed.After template 4 is removed, again with T-shaped plug demounting tool 6, plug 2 is fixed, after positive and negative slight stressed becoming flexible, plug 2 is dismantled, can farthest guarantee not damage eyelet when plug is dismantled.
Claims (5)
1. a fair-faced concrete form plug mechanism, comprise hollow nut (1), template (4), plug (2), sleeve pipe (5) and pull bar, it is characterized in that: described plug (2) comprises tapered portion and cylindrical portion, plug is provided with stepped hole in (2), and the aperture of stepped hole and the external diameter of pull bar suitable; On described hollow nut (1) outer wall, be provided with step, hollow nut (1) is connected in the plug corresponding with tapered portion (2) endoporus, template (4) is spacing to be fixed between the step of hollow nut (1) and the tapered portion of plug (2), and sleeve pipe (5) agrees with in the plug corresponding with cylindrical portion (2) endoporus.
2. fair-faced concrete form plug according to claim 1 mechanism, it is characterized in that: the aperture of the described plug corresponding with tapered portion (2) endoporus is less than the aperture of plug (2) endoporus that cylindrical portion answers, the aperture of stepped hole is less than the aperture of the plug corresponding with tapered portion (2) endoporus, and the endoporus aperture of hollow nut (1) is less than the aperture of stepped hole.
3. fair-faced concrete form plug according to claim 1 and 2 mechanism, it is characterized in that: the end face that described plug (2) is relative with template (4) is provided with hermetically-sealed construction, hermetically-sealed construction comprises the cannelure being arranged on plug (2) end face and is arranged on the O type sealing rubber ring (3) in cannelure, and the width of cannelure is less than the diameter of O type sealing rubber ring (3).
4. fair-faced concrete form plug according to claim 3 mechanism, is characterized in that: plug (2) endoporus corresponding to tapered portion of described plug (2) is connected with the outer wall thread of hollow nut (1).
5. according to the fair-faced concrete form plug mechanism described in claim 1,2 or 4, it is characterized in that: the stepped hole in described plug (2) is set to the square mouth of carving coordinating with demounting tool (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707274.5U CN203583881U (en) | 2013-11-11 | 2013-11-11 | Plug mechanism for fair-faced concrete formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707274.5U CN203583881U (en) | 2013-11-11 | 2013-11-11 | Plug mechanism for fair-faced concrete formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203583881U true CN203583881U (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320707274.5U Expired - Fee Related CN203583881U (en) | 2013-11-11 | 2013-11-11 | Plug mechanism for fair-faced concrete formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203583881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946909A (en) * | 2017-11-30 | 2018-04-20 | 江西洪都航空工业集团有限责任公司 | A kind of blanking cover for portable installation |
| CN110565954A (en) * | 2019-10-11 | 2019-12-13 | 四川省第一建筑工程有限公司 | The method and plug to prevent concrete formwork screw from perforating and grout leakage |
-
2013
- 2013-11-11 CN CN201320707274.5U patent/CN203583881U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946909A (en) * | 2017-11-30 | 2018-04-20 | 江西洪都航空工业集团有限责任公司 | A kind of blanking cover for portable installation |
| CN110565954A (en) * | 2019-10-11 | 2019-12-13 | 四川省第一建筑工程有限公司 | The method and plug to prevent concrete formwork screw from perforating and grout leakage |
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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: 20140507 Termination date: 20161111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |