CN201649646U - Support protection structure for cement templates - Google Patents
Support protection structure for cement templates Download PDFInfo
- Publication number
- CN201649646U CN201649646U CN2010201501461U CN201020150146U CN201649646U CN 201649646 U CN201649646 U CN 201649646U CN 2010201501461 U CN2010201501461 U CN 2010201501461U CN 201020150146 U CN201020150146 U CN 201020150146U CN 201649646 U CN201649646 U CN 201649646U
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- nut
- force bearing
- bearing plate
- cement
- gland
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Abstract
The utility model relates to a special support protection structure for permanent cement templates with small plane rigidity, which comprises the cement templates arranged at both sides of a wall body, force bearing plates are arranged at the outer side of the cement templates, a rigid sleeve pipe penetrated and connected inside the wall body is arranged between the cement templates, a counter pulling screw rod is penetrated and connected inside the sleeve pipe, anti-adhesion agents are filled in the rigid sleeve pipe, the anti-adhesion agents are filled in a gap between the rigid sleeve and the counter pulling screw rod, screw threads are arranged at two end parts of the counter pulling screw rod, both ends of the counter pulling screw rod pass through the force bearing plates to be connected with fastening screw nuts, and a press cover is tightly pressed on the force bearing plates by the tightening screw nuts. The utility model provides the support protection structure of the cement templates with he advantages that the sufficient lateral pressure resistance can be provided, the smoothness of the surface of the templates in the concrete casting process can be ensured, and screw bolts can be easily pulled out from the wall body. The technical problems of low plane rigidity of the permanent cement templates, poor bending resistance and difficult pulling of the screw bolts from the wall body in the prior art are solved.
Description
Technical field
The utility model relates to a kind of template support structure in the building engineering construction that can be used for, and relates in particular to a kind of supporting and protection structure that is exclusively used in the less cement permanent formwork of plane stiffness.
Background technology
In building engineering construction, it is a very crucial and important procedure that template supports.Chinese patent is arranged: " high tensile steel wire split bolt (CN2234477Y) ", it has pull bar, nut and anchor sheet, pad part, head part; The two ends of pull bar are shaped on cold pier nose; Nut is to be made of strong mother and leading screw, has straight trough and tightening platform on the silk bar body; After head part and the template, fix on the drag link sleeve by pad part, anchor sheet and nut.And in recent years, China's building trade is vigorously advocated the theory of " green building " and " building energy conservation ", the permanent formwork that with cement is base material is to save material, to exempt dismounting, reduction of erection time, and close with the basic physical and mechanical property of concrete, be convenient to bonding and characteristics such as collaborative work, begin to be subjected to increasing concern, become a development trend of new type formwork.But because cement formwork fragility is big, the bend resistance poor performance, in work progress how effectively the lateral deflection of control template, keep the surface finish of template and guarantee the concrete wall body thickness, be a very crucial problem.Existing various forms of through-wall bolt all is applicable to volatile conventional templates such as the bigger steel of plane stiffness, wood, Bamboo Formwork and gang form thereof; And need reusable split bolt by design, usually when form removal, can't be extracted owing to bond after the sclerosis of the cement mortar of seepage in the concreting process.
Summary of the invention
The utility model provides a kind of can provide enough anti-lateral pressures, guarantees the planeness of template surface in the concreting process, the supporting and protection structure of the cement formwork that bolt is extracted out in the body of wall easily; It is little to have solved the cement permanent template plane stiffness that exists in the prior art, the bend resistance poor performance, and bolt is difficult for the technical problem of extracting in body of wall.
Above-mentioned technical problem of the present utility model solves by following technical proposals: a kind of supporting and protection structure that is used for cement formwork, comprise the cement formwork that is positioned at the body of wall both sides, the outside at cement formwork is provided with force bearing plate, be provided with the hard sleeve of cross-under in body of wall between the cement formwork, cross-under has Screw arbor with nut at both-ends in sleeve pipe, be filled with antitack agent in the described hard sleeve, described antitack agent is filled in the gap between hard sleeve and the Screw arbor with nut at both-ends, the both ends of Screw arbor with nut at both-ends are provided with screw thread, the two ends of Screw arbor with nut at both-ends join with clamp nut after passing force bearing plate, and clamp nut is pressed on gland on the force bearing plate.Both sides at cement formwork are fastened with force bearing plate by Screw arbor with nut at both-ends, thereby have improved the lateral support power of cement permanent template, and the plane stiffness that has improved the cement permanent formwork is little, the shortcoming of bend resistance poor performance.Interspersed hard sleeve in the body of wall between two cement formworks, simultaneously Screw arbor with nut at both-ends is placed in the sleeve pipe, conveniently after finishing using, Screw arbor with nut at both-ends is extracted out in body of wall, in sleeve pipe, fill simultaneously antitack agent, when having avoided cement mortar to infiltrate and bolt bond, make things convenient for Screw arbor with nut at both-ends to extract.
As preferably, between described clamp nut and force bearing plate, be provided with gland, Screw arbor with nut at both-ends passes gland and described clamp nut spins.With gland force bearing plate is pressed on the cement permanent formwork, is used to strengthen the lateral support of force bearing plate, and transmit lateral pressure.Gland distributes symmetrically at body of wall both sides template surface, respond well, the Stability Analysis of Structures of power transmission.
As preferably, described gland becomes fornix shape empty in " ten " word, be processed into the annulus of indent at staggered position, the center of " ten " font gland, the annulus of indent surrounds third through-hole, the slightly larger in diameter of third through-hole is in the diameter of Screw arbor with nut at both-ends, four " ten " the word ends of described gland and the annulus end at center are in the same plane, and four ends of gland and the annulus end and the force bearing plate at center join.Gland utilizes four ends of periphery and the annulus end at center to form a clamping plane, and is better to the support effect of force bearing plate, makes gripper shoe stressed more even, simultaneously, convenient stress area and the stress balance point adjusted, gland adopts steel plate to make.
As preferably, described force bearing plate is a square, and the length of side of described " ten " font gland is 1/2～4/5 of the force bearing plate length of side.The size of gland is selected according to the size of force bearing plate, and gland and force bearing plate all are arranged concentric, and gland compresses force bearing plate.
As preferably, be provided with rubber sheet gasket between described cement formwork and the force bearing plate, the shape of described rubber sheet gasket is identical with force bearing plate, the size of described rubber sheet gasket is slightly larger than force bearing plate, the center of described rubber sheet gasket is provided with first through hole, and the diameter of first through hole is identical with the diameter of Screw arbor with nut at both-ends.Being provided with of rubber sheet gasket can be avoided on the one hand because the rough template local damage that causes of template surface, simultaneously can make the hole that split bolt passes through on the abundant filling template of the cement paste that oozes out, with the bonds well of increase template and concrete wall, and prevent that cement paste from oozing out along bolt.The size of sheet rubber should be a bit larger tham force bearing plate.
As preferably, described cement formwork, rubber sheet gasket, force bearing plate, gland and clamp nut are distributed in the both sides of body of wall from inside to outside symmetrically, when propping up template, on the cement formwork of correspondence, lay the horizontal load-carrying construction that some covers are made of rubber sheet gasket, force bearing plate, gland, clamp nut and Screw arbor with nut at both-ends.Structure distribution symmetry, good stability, self-balancing ability are strong.The cement formwork area is bigger, needs on the template evenly to arrange that many covers are to drawing load-carrying construction to support.
As preferably, the center of described force bearing plate offers second through hole that passes for Screw arbor with nut at both-ends, and the slightly larger in diameter of second through hole is in the diameter of Screw arbor with nut at both-ends.Through hole makes things convenient for the mounting or dismounting of Screw arbor with nut at both-ends greater than the diameter of Screw arbor with nut at both-ends.
As preferably, described force bearing plate is the steel plate, and the thickness of described force bearing plate is between 2mm～5mm, and the area of described force bearing plate is directly proportional with distance between the Screw arbor with nut at both-ends.According to the spacing of Screw arbor with nut at both-ends, select the planar dimension of suitable force bearing plate, be through on the Screw arbor with nut at both-ends, form a lateral support face, be used for assisting template to bear lateral force.
As more preferably, described hard sleeve adopts the rigid plastics sleeve pipe, and the length of hard sleeve is identical with thickness of wall body, and described antitack agent is a butter.Rigid plastics sleeve pipe cost is low, and it places between the template of body of wall both sides, in order to the thickness of location concrete wall, guarantees the not inside sidesway of two side templates.
As preferably, described clamp nut is " mountain " shape nut, is provided with the internal thread with the threaded engagement at Screw arbor with nut at both-ends two ends in nut.Its both sides have the ear handle of two symmetries, " mountain " shape nut profile symmetry, spin conveniently.
Therefore, the supporting and protection structure that is used for cement formwork of the present utility model possesses following advantage: the bilateral symmetry ground at the cement permanent formwork is furnished with rubber sheet gasket, force bearing plate, gland successively, and screw with " mountain " shape nut, improved the performance of the opposing lateral pressure of cement permanent formwork, improved that cement permanent formwork plane stiffness is less, the shortcoming of anti-bending strength difference; Saved supporting and space; Cross-under hard sleeve in body of wall simultaneously in sleeve pipe, and is filled the split bolt cross-under with antitack agent in sleeve pipe, avoided cement mortar and screw rod to bond, and can easily split bolt be extracted out in body of wall after finishing using.
Description of drawings
Fig. 1 looks schematic diagram for a kind of master who is used for the supporting and protection structure of cement formwork of the present utility model.
Fig. 2 is the schematic side view of Fig. 1.
Fig. 3 is the schematic diagram of force bearing plate in Fig. 1.
Fig. 4 is the front view of Fig. 1 internal gland.
Fig. 5 is the A-A sectional view of Fig. 4.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical scheme of utility model is described in further detail.
Embodiment: as illustrated in fig. 1 and 2, a kind of supporting and protection structure that is used for cement formwork comprises the rigid plastics sleeve pipe 2 of cross-under in body of wall 1, and the length of rigid plastics sleeve pipe 2 is identical with the thickness of body of wall 1.Cross-under has Screw arbor with nut at both-ends 3 in sleeve pipe 2, and the diameter of sleeve pipe 2 scribbles butter as antitack agent greater than Screw arbor with nut at both-ends 3 in the gap between sleeve pipe 2 and Screw arbor with nut at both-ends 3.The two end portions of Screw arbor with nut at both-ends 3 is provided with screw thread.The bilateral symmetry of body of wall 1 be furnished with two cement formworks 4, cement formwork 4 thick 10mm, square for 1000mm * 1000mm, on cement formwork 4, be evenly equipped with 9 Screw arbor with nut at both-ends holes, cross-under has a Screw arbor with nut at both-ends 3 in the every split bolt hole, the two ends of every Screw arbor with nut at both-ends 3 all are socketed with rubber sheet gasket 6, force bearing plate 7, gland 8 after passing body of wall 1 successively, utilize " mountain " shape clamp nut 9 that rubber sheet gasket 6, force bearing plate 7, gland 8 are tightened on the cement formwork 4 then.Rubber sheet gasket 6 thick about 1mm, rubber sheet gasket 6 is identical with force bearing plate 7 shapes, be square, but the area of rubber sheet gasket 6 is slightly larger than force bearing plate 7, rubber sheet gasket 6 is lining between cement formwork 4 and the force bearing plate 7, can avoid because the cement formwork 4 rough template local damages that cause, leave first through hole that diameter is equal to Screw arbor with nut at both-ends 3 diameters at the center of rubber sheet gasket 6, can make the hole that Screw arbor with nut at both-ends passes through on the abundant filling concrete template of the cement paste that oozes out, to increase template, prevent that cement paste from oozing out along Screw arbor with nut at both-ends in the bonds well of concrete wall.As shown in Figure 3, force bearing plate 7 is the steel plate, and thickness is about 3mm, area is 200mm * 200mm, second through hole 5 that diameter is a bit larger tham Screw arbor with nut at both-ends 3 diameters is left in the centre, and the both sides that force bearing plate 7 is positioned at body of wall 1 form a lateral support face, are used for assisting cement formwork 4 to bear lateral pressure.Shown in Figure 4 and 5, gland 8 is the fornix shape of " ten " word cavity, be provided with the annulus 10 of indent at staggered position, the center of " ten " font gland 8, the annulus 10 of indent has surrounded third through-hole 11, the slightly larger in diameter of third through-hole 11 is in the diameter of Screw arbor with nut at both-ends 3, one end of four " ten " the word ends of gland 8 and the indent annulus 10 at center is in the same plane, make gland 8 and four ends of force bearing plate 7 join at totally five places at central circular end and " ten " font, gland 8 is to be made by the steel plate of about 2mm, and the length of gland 8 is 2/3 of force bearing plate 7 length of sides.Clamp nut 9 is pressed on gland 8, force bearing plate 7, rubber sheet gasket 6 on the cement formwork 4, and clamp nut 9 is " mountain " shape nut of steel, and the ear that has two symmetries in its both sides makes things convenient for nut tightening and screwing out on Screw arbor with nut at both-ends 3 to 12.
This device is in use, earlier Screw arbor with nut at both-ends 3 is passed the permanent formwork 4 of body of wall 1 one sides, put plastic bushing 2 after, pass the cement formwork 4 of body of wall 1 opposite side again, control the thickness of body of wall 1 by the length of rigid plastics sleeve pipe 2, cement formwork 4 can be offset to the inside; Then, on the Screw arbor with nut at both-ends 3 of cement formwork 4 both sides, put rubber sheet gasket 6, force bearing plate 7, cross gland 8 and clamp nut 9 successively respectively; Tighten the clamp nut 9 at two ends at last, make the template of body of wall 1 both sides be fixed on corresponding position, can carry out concreting.During form removal, unscrew earlier clamp nut 9 respectively from both sides, and unloading clamp nut 9, cross gland 8, force bearing plate 7 and the rubber sheet gasket 6 of next side, two ears of clamp nut 9 of holding opposite side then can more easily be extracted 12 Screw arbor with nut at both-ends 3 in body of wall 1.4 of cement formworks needn't be removed, permanently as the part of body of wall, with the concrete co-operation.At last, filling up the split bolt hole with bouncing putty gets final product.
Claims (10)
1. supporting and protection structure that is used for cement formwork, it is characterized in that: the outside at two cement formworks of body of wall both sides is equipped with force bearing plate, between two cement formworks, be provided with the hard sleeve of cross-under in body of wall, cross-under has Screw arbor with nut at both-ends in sleeve pipe, be filled with antitack agent in the described hard sleeve, described antitack agent is filled in the gap between hard sleeve and the Screw arbor with nut at both-ends, the both ends of Screw arbor with nut at both-ends are provided with screw thread, the two ends of Screw arbor with nut at both-ends join with clamp nut after passing force bearing plate, and clamp nut is pressed on gland on the force bearing plate.
2. a kind of supporting and protection structure that is used for cement formwork according to claim 1 is characterized in that: be provided with gland between described clamp nut and force bearing plate, Screw arbor with nut at both-ends passes gland and described clamp nut spins.
3. a kind of supporting and protection structure that is used for cement formwork according to claim 2, it is characterized in that: described gland becomes fornix shape empty in " ten " word, be processed into the annulus that concaves at staggered position, the center of " ten " font gland, the annulus of indent surrounds third through-hole, the diameter of third through-hole is greater than the diameter of Screw arbor with nut at both-ends, four " ten " the word ends of described gland and the annulus end at center are in the same plane, and four ends of gland and the annulus end and the force bearing plate at center join.
4. a kind of supporting and protection structure that is used for cement formwork according to claim 3 is characterized in that: described force bearing plate is square, and the length of side of described " ten " font gland is 1/2～4/5 of the force bearing plate length of side.
5. according to any described a kind of supporting and protection structure that is used for cement formwork of claim 1 to 4, it is characterized in that: be provided with rubber sheet gasket between described cement formwork and the force bearing plate, the shape of described rubber sheet gasket is identical with force bearing plate, the size of described rubber sheet gasket is greater than force bearing plate, the center of described rubber sheet gasket is provided with first through hole, and the diameter of first through hole is identical with the diameter of Screw arbor with nut at both-ends.
6. a kind of supporting and protection structure that is used for cement formwork according to claim 5, it is characterized in that: described cement formwork, rubber sheet gasket, force bearing plate, gland, clamp nut be the both sides that are distributed in body of wall of symmetry from inside to outside, lay the horizontal load-carrying construction that some covers are made of rubber sheet gasket, force bearing plate, gland and clamp nut on the cement formwork of correspondence.
7. according to any described a kind of supporting and protection structure that is used for cement formwork of claim 1 to 4, it is characterized in that: the center of described force bearing plate offers second through hole that passes for Screw arbor with nut at both-ends, and the slightly larger in diameter of second through hole is in the diameter of Screw arbor with nut at both-ends.
8. according to any described a kind of supporting and protection structure that is used for cement formwork of claim 1 to 4, it is characterized in that: described force bearing plate is the steel plate, the thickness of described force bearing plate is between 2mm～5mm, and the area of described force bearing plate is directly proportional with distance between the Screw arbor with nut at both-ends.
9. according to any described a kind of supporting and protection structure that is used for cement formwork of claim 1 to 4, it is characterized in that:
Described hard sleeve adopts the rigid plastics sleeve pipe, and the length of hard sleeve is identical with thickness of wall body, and described antitack agent is a butter.
10. according to any described a kind of supporting and protection structure that is used for cement formwork of claim 1 to 4, it is characterized in that: described clamp nut is " mountain " shape nut, is provided with the internal thread with the threaded engagement at Screw arbor with nut at both-ends two ends in nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201501461U CN201649646U (en) | 2010-04-06 | 2010-04-06 | Support protection structure for cement templates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201501461U CN201649646U (en) | 2010-04-06 | 2010-04-06 | Support protection structure for cement templates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201649646U true CN201649646U (en) | 2010-11-24 |
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ID=43114875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201501461U Expired - Fee Related CN201649646U (en) | 2010-04-06 | 2010-04-06 | Support protection structure for cement templates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201649646U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413223A (en) * | 2018-04-11 | 2018-08-17 | 江苏安威士智能安防有限公司 | Attendance recorder with wall hanging hang structure |
| CN109811963A (en) * | 2019-01-17 | 2019-05-28 | 南京彼卡斯建筑科技有限公司 | A kind of L-type open type permanent beam template |
| CN110512858A (en) * | 2019-08-14 | 2019-11-29 | 百盛联合集团有限公司 | The fast assembling structure of high-bearing capacity concrete-pouring template |
| CN113707510A (en) * | 2021-09-07 | 2021-11-26 | 贵州电网有限责任公司 | Anti-drop fuse knob insulator |
-
2010
- 2010-04-06 CN CN2010201501461U patent/CN201649646U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413223A (en) * | 2018-04-11 | 2018-08-17 | 江苏安威士智能安防有限公司 | Attendance recorder with wall hanging hang structure |
| CN109811963A (en) * | 2019-01-17 | 2019-05-28 | 南京彼卡斯建筑科技有限公司 | A kind of L-type open type permanent beam template |
| CN109811963B (en) * | 2019-01-17 | 2021-07-13 | 南京彼卡斯建筑科技有限公司 | L-shaped open type permanent beam formwork |
| CN110512858A (en) * | 2019-08-14 | 2019-11-29 | 百盛联合集团有限公司 | The fast assembling structure of high-bearing capacity concrete-pouring template |
| CN113707510A (en) * | 2021-09-07 | 2021-11-26 | 贵州电网有限责任公司 | Anti-drop fuse knob insulator |
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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: 20101124 Termination date: 20150406 |
|
| EXPY | Termination of patent right or utility model |