CN210217152U - Wall form split bolt - Google Patents
Wall form split bolt Download PDFInfo
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- CN210217152U CN210217152U CN201920290137.3U CN201920290137U CN210217152U CN 210217152 U CN210217152 U CN 210217152U CN 201920290137 U CN201920290137 U CN 201920290137U CN 210217152 U CN210217152 U CN 210217152U
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Abstract
The wall template split bolt comprises an E-shaped fastener (4), a conical bolt (5) and a split screw (6); the outer walls of two ends of the counter-pull screw (6) are respectively provided with threads, the inner sides of two ends of the counter-pull screw (6) are respectively provided with the conical bolts (5), the conical bolts (5) on two sides of the counter-pull screw (6) are respectively sleeved with the E-shaped fastener (4), a middle hole is formed in the middle of the E-shaped fastener (4) in the horizontal direction, and at least two mutually parallel clamping grooves are formed in the inner side wall of the E-shaped fastener (4) in an up-and-down arrangement mode. The whole reinforced formwork engineering construction quality process control has the advantages of simple and durable structure, easy manufacture, installation and maintenance, convenient assembly and disassembly, easy repeated long-term reuse, firmness, safety, convenience, rapidness, good waterproof effect and the like.
Description
Technical Field
The utility model relates to a supplementary split fixing device's of reinforced concrete template institutional advancement technique, especially wall form split bolt.
Background
In the existing reinforced concrete engineering construction, the split bolt or the split screw is used for the drawknot between the inner template and the outer template of the wall body, bears the lateral pressure and other loads of concrete, ensures that the distance between the inner template and the outer template can meet the design requirements, and is also the fulcrum of the templates and the supporting structure thereof. The arrangement of the draw bolts therefore has a significant impact on the integrity, stiffness and strength of the formwork structure.
The split bolt is generally a round steel bolt with two ends sleeved with threads, also called a through-wall bolt, and also a wedge iron for inserting and fixing and wedging two ends of flat steel with long holes. The structure has weak reusability, is easy to damage, causes unstable installation of the inner template and the outer template, influences the construction quality, and is not beneficial to management and control and reduces the construction cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wall form split bolt solves above technical problem.
The purpose of the utility model is realized by the following technical measures: comprises an E-shaped fastener, a conical bolt and a split screw; the outer walls of the two ends of the oppositely-pulling screw rod are respectively provided with threads, the inner sides of the two ends of the oppositely-pulling screw rod are respectively provided with a conical bolt, the conical bolts on the two sides of the oppositely-pulling screw rod are respectively sleeved with an E-shaped fastener, a middle hole is formed in the middle of the E-shaped fastener in the horizontal direction, and at least two clamping grooves which are parallel to each other are formed in the inner side wall of the E-shaped fastener.
Particularly, the outer section of a middle hole of the E-shaped fastener is provided with a concave ring platform, a fastening nut is embedded into the concave ring platform, and the fastening nut is an inner hexagonal nut.
In particular, the taper bolt is provided with a middle hole in the axial direction, threads are arranged on the wall of the middle hole, the taper bolt is horizontally arranged, and the outer diameter of the outer end face of the outer wall of the taper bolt is larger than that of the inner end face.
Particularly, the middle section of the opposite-pulling screw rod is vertically fixed with a water stop steel plate.
In particular, a PVC sleeve is sleeved outside the middle section of the split screw.
The utility model discloses an advantage and effect: the whole reinforced formwork engineering construction quality process control has the advantages of simple and durable structure, easy manufacture, installation and maintenance, convenient assembly and disassembly, easy repeated long-term reuse, firmness, safety, convenience, rapidness, good waterproof effect and the like.
Drawings
Fig. 1 is a schematic view of an installation structure of embodiment 1 of the present invention.
Fig. 2 is the utility model discloses embodiment 1 is applied to basement exterior wall structure sketch.
Fig. 3 is the utility model discloses embodiment 1 is applied to basement interior wall structure sketch.
The reference numerals include:
1-concrete wall, 2-wall template, 3-steel pipe, 4-E-shaped fastener, 5-taper bolt, 6-split screw, 7-water stop steel plate, 8-basement exterior wall, 9-basement interior wall, 10-main keel and 11-secondary keel.
Detailed Description
The utility model discloses the principle lies in, adopts syllogic structure to drawing screw rod 6, sets up the location through E shape fastener 4 cooperation taper bolt 5 respectively to drawing 6 both ends of screw rod, and the middle section is according to using the scene, installs stagnant water steel sheet 7 additional, and overall structure is though very simple and clear, but each structure is mutually supported the effect outstanding.
The utility model discloses a: an E-shaped fastener 4, a taper bolt 5 and a split screw 6.
The present invention will be further explained with reference to the drawings and examples.
Example 1: as shown in the attached figure 1, the outer walls of the two ends of the counter-pull screw 6 are respectively provided with threads, the inner sides of the two ends of the counter-pull screw 6 are respectively provided with a conical bolt 5, the conical bolts 5 on the two sides of the counter-pull screw 6 are respectively sleeved with an E-shaped fastener 4, wherein a middle hole is arranged in the middle of the E-shaped fastener 4 in the horizontal direction, and at least two mutually parallel clamping grooves are arranged on the inner side wall of the E-shaped fastener 4 from top to bottom.
In the above, the outer section of the central hole of the E-shaped fastener 4 is provided with a recessed ring platform, a fastening nut is embedded in the recessed ring platform, and the fastening nut is an internal hexagonal nut.
In the above, at least two parallel slots are arranged on the inner side wall of the E-shaped fastener 4.
In the above, the taper bolt 5 has a central hole in the axial direction, the central hole wall has threads, the taper bolt 5 is horizontally arranged, and the outer end surface outer diameter of the outer wall of the taper bolt 5 is larger than the inner end surface outer diameter.
In the foregoing, the middle section of the opposite-pulling screw 6 is vertically fixed with the water stop steel plate 7.
In the foregoing, a PVC sleeve is sleeved outside the middle section of the counter-pulling screw 6.
In the embodiment of the utility model, for avoid damaging the fastening nut of 4 outer ends of both sides E shape fastener, adopt hexagon bolt. The natural color hexagon socket head cap screw is hardened, and the hardness index of the instruction must be achieved. When the tool is used, corresponding tools must be reasonably used, and the operation of unreasonable tools for driving the hexagon socket head cap screw cannot be forbidden for convenience. The M2.5 hexagon socket head cap screw can bear the twisting force of more than 2N.m under the normal condition.
The embodiment of the utility model provides an in, to shear force wall concrete wall body 1, wall form 2 adopts the thick wooden plywood of 15 mm. The secondary keel 11 adopts a square steel pipe with the diameter of 40 multiplied by 3mm, and the main keel 10 adopts a double-row phi 48 multiplied by 3.0mm steel pipe. Wherein, the secondary keel 11 is arranged at an interval of 200mm from the side line of the wall body; the first track of main joist 10 is 350mm apart from ground, and concrete outer wall department is because stagnant water steel sheet 7 and hang the mould, selects according to actual conditions, but must not be greater than 350mm, and every interval 450mm upwards follows span direction interval 450 mm. The distance of 100mm is reserved at the intersection of the battens vertically supported and the plate and the beam, and the battens are used for arranging a horizontal batten. The counter-pulling screw 6 adopts phi 14 counter-pulling bolts, as shown in figure 2, for the application to the basement exterior wall 8, wherein all the components directly contacting with the outdoor soil are water-stopping counter-pulling bolts with the interval of 450 x 450mm, and the middle part is provided with a water-stopping steel plate 7 with the interval of 3 x 60 mm; as shown in figure 3, for the application of the inner wall 9 of the basement, the split bolts are not provided with the water stop steel sheets, and the distance between the split bolts is 450mm multiplied by 450 mm. When the distance between the split bolts at the top of the wall and the bottom of the plate is more than or equal to 200mm, 1 split bolt is additionally arranged in the middle. When the partial wall forms are supported, the split bolts are provided with PVC sleeves which have the same width as the wall body, the split bolts are inserted into the PVC sleeves, and the split bolts are taken out after the forms are removed.
In the embodiment of the utility model, before the wall concrete wall 1 is poured, according to the design thickness of the wall concrete wall 1, conical bolts 5 are respectively installed on two opposite sides of a counter screw 6, the counter screw 6 penetrates through a steel bar structure between the wall concrete wall 1, the conical bolts 5 respectively correspond to a secondary keel 11 and a main keel 10 on two sides, a wall template 2 is simultaneously and vertically installed on the secondary keel 11 and the main keel 10 on two sides of the steel bar structure, a hole is formed on the wall template 2 at a corresponding position to penetrate out the outer end of the counter screw 6, the inner side of the wall template 2 is tightly supported on the conical bolt 5, a steel pipe 3 is respectively and horizontally arranged on the upper side and the lower side of two end parts exposed out of the wall template 2 on two sides, an E-shaped fastener 4 is clamped on the outer end of the node, a clamping groove structure of the E-shaped fastener 4 clamps the steel pipe 3 tightly against the wall template 2, and then a, the whole steel bar-keel-template system is fastened by simultaneously oppositely pulling the two sides. And the water dripping line and other detailed parts are formed in one step by adopting finished product strip collection.
Claims (5)
1. The wall template split bolt comprises an E-shaped fastener (4), a conical bolt (5) and a split screw (6); the screw rod clamping device is characterized in that the outer walls of two ends of the counter-pulling screw rod (6) are respectively provided with threads, the inner sides of two ends of the counter-pulling screw rod (6) are respectively provided with the conical bolts (5), the conical bolts (5) on two sides of the counter-pulling screw rod (6) are respectively sleeved with the E-shaped fastener (4), a middle hole is formed in the middle of the E-shaped fastener (4) in the horizontal direction, and at least two mutually parallel clamping grooves which are arranged up and down are formed in the inner side wall of the E-shaped fastener (4).
2. The wall form split bolt as recited in claim 1, wherein the outer section of the central hole of the E-shaped fastener (4) is provided with a concave ring platform, a fastening nut is embedded and installed in the concave ring platform, and the fastening nut is an internal hexagonal nut.
3. The wall form split bolt according to claim 1, characterized in that the taper bolt (5) is provided with a central hole in the axial direction, the wall of the central hole is provided with a thread, the taper bolt (5) is horizontally arranged, and the outer end surface outer diameter of the outer wall of the taper bolt (5) is larger than the inner end surface outer diameter.
4. The wall form split bolt according to claim 1, characterized in that the middle section of the split screw (6) is vertically fixed with a water stop steel plate (7).
5. The wall form split bolt of claim 1, characterized in that a PVC sleeve is sleeved outside the middle section of the split screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290137.3U CN210217152U (en) | 2019-03-07 | 2019-03-07 | Wall form split bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290137.3U CN210217152U (en) | 2019-03-07 | 2019-03-07 | Wall form split bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210217152U true CN210217152U (en) | 2020-03-31 |
Family
ID=69915065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920290137.3U Active CN210217152U (en) | 2019-03-07 | 2019-03-07 | Wall form split bolt |
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| Country | Link |
|---|---|
| CN (1) | CN210217152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095813A (en) * | 2020-08-10 | 2020-12-18 | 中国二十冶集团有限公司 | Method for plugging through-wall hole of outer wall |
| CN114673351A (en) * | 2022-04-24 | 2022-06-28 | 中国十七冶集团有限公司 | Raft plate beam quick mounting and dismounting split bolt and construction method thereof |
-
2019
- 2019-03-07 CN CN201920290137.3U patent/CN210217152U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095813A (en) * | 2020-08-10 | 2020-12-18 | 中国二十冶集团有限公司 | Method for plugging through-wall hole of outer wall |
| CN114673351A (en) * | 2022-04-24 | 2022-06-28 | 中国十七冶集团有限公司 | Raft plate beam quick mounting and dismounting split bolt and construction method thereof |
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