CN213390639U - Fixed drawknot device of assembled composite insulation board - Google Patents
Fixed drawknot device of assembled composite insulation board Download PDFInfo
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- CN213390639U CN213390639U CN202022170760.0U CN202022170760U CN213390639U CN 213390639 U CN213390639 U CN 213390639U CN 202022170760 U CN202022170760 U CN 202022170760U CN 213390639 U CN213390639 U CN 213390639U
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- insulation board
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- shear wall
- composite insulation
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Abstract
The utility model provides a fixed drawknot device of an assembled composite insulation board, which comprises a pre-buried threaded sleeve, a drawknot rod and a counter-pull component; the embedded threaded sleeve is arranged on the outer side surface of the assembled composite insulation board, the outer side end of the tie rod is a pier-thick section with threads, and the inner side end of the tie rod is provided with a thread section with the length of 60-80 mm; the tie rod is matched with the embedded threaded sleeve and used for connecting the assembled composite insulation board with the shear wall; the opposite-pulling component comprises a sleeve, a rod piece, a cone nut, an opposite-pulling screw rod and a nut; the embedded threaded sleeves, the tie rods and the opposite pulling components are matched and used for connecting the assembled composite heat-insulation board and the shear wall inner template when the shear wall is poured. The utility model discloses can pass pre-buried swivel nut with the screw thread section one end of drawknot pole from the floor outside, when wearing to the mound thick section, usable hexagonal spanner twists the drawknot pole completely, because the floor outside does not have any shelter from the thing, and the installation effectiveness improves greatly, provides the powerful guarantee for the reduction of erection time.
Description
Technical Field
The utility model belongs to the technical field of assembled composite insulation board construction technology and specifically relates to a fixed drawknot device of assembled composite insulation board is related to.
Background
Current outer wall assembled composite insulation board includes protective layer and heat preservation usually, during the installation, is connected the anchor pole between assembled composite insulation board and shear force wall, and the anchor pole diameter usually is 8mm, and is long 250mm, makes its anchor go into shear force wall 130mm (tip adds and welds the anchor slab), and adjacent anchor pole upper and lower interval is 450mm, and the anchor pole anchor portion of going into shear force wall adopts the galvanized round steel.
The concrete construction steps of the outer wall assembly type composite insulation board are as follows: the sleeve corresponding to the type of the anchoring rod is embedded in the protective layer of the outer wall fabricated composite insulation board, after the outer wall fabricated composite insulation board is installed in place, the anchoring rod penetrates through the shear wall steel reinforcement framework from the floor and then is screwed into the embedded sleeve of the outer wall fabricated composite insulation board.
The method is extremely labor-consuming in mounting the anchor rod, and when an operator mounts the anchor rod, the operator needs to stretch hands into the steel bar framework of the shear wall, sometimes the operation cannot be performed due to over-dense steel bars, and the operator is easy to scratch, so that the operator is in conflict. Meanwhile, the part of the anchoring pull rod anchored into the shear wall is galvanized round steel, the bond stress with concrete is not ideal, and the manufacturing process is increased when the anchor plate is welded at the end.
In addition, need to pull assembled composite insulation board and shear wall inner formword when pouring the shear force wall and fix, need adopt other drawbars during prior art construction, and when inboard template is assembled and is taken one's place, in the inner formword bolt hole is gone into to the drawbar cover one by one, template efficiency of construction is extremely low, and operating personnel contradicts greatly in mind. Therefore, the design of a set of fixing and pulling device of the assembled composite insulation board and the shear wall, which is simple in structure and convenient to operate, has important practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled composite insulation board's fixed drawknot device to solve the problem that current fixed drawknot device operation is inconvenient, the efficiency of construction is low.
The utility model adopts the technical proposal that: a fixed drawknot device of an assembled composite insulation board comprises a pre-buried threaded sleeve, a drawknot rod and a counter-pull component;
the embedded screw sleeve is arranged on the outer side surface of the assembled composite insulation board, the outer side end of the tie rod is a threaded upsetting section, a hexagonal groove convenient for a hexagonal wrench to position is formed in the outer side end surface of the tie rod, a threaded section with the length of 60-80 mm is arranged at the inner side end of the tie rod, the inner side end of the tie rod is poured into the shear wall, and the upsetting section is connected with the embedded screw sleeve in a matched mode; the tie rod is matched with the embedded threaded sleeve and used for connecting the assembled composite insulation board with the shear wall;
the split component comprises a sleeve, a rod piece, a cone nut, a split screw and a nut, wherein threads are arranged on the inner side surface of the sleeve and two end parts of the rod piece, one end of the sleeve is connected with the end part of the thread section of the tie rod, the other end of the sleeve is connected with one end of the rod piece, the other end of the rod piece is connected with the cone nut, one end of the split screw penetrates through the inner template of the shear wall and is screwed into the cone nut, and the other end of the split screw is connected with the nut after being connected with a 3-type fastener in a penetrating manner; the embedded threaded sleeves, the tie rods and the opposite pulling components are matched and used for connecting the assembled composite heat-insulation board and the shear wall inner template when the shear wall is poured.
And a limiting bulge is arranged at the inner side end of the embedded screw sleeve.
And a square timber and a horizontal steel pipe are sequentially arranged between the shear wall inner template and the 3-type fastener.
The utility model discloses simple structure, convenient to use takes one's place the back at outer wall assembled composite insulation board, during the installation drawknot pole, do not confine to and can only stretch into the hand from the floor in the shear force wall steel reinforcement skeleton and install, the utility model discloses can follow the floor outside, outer wall assembled composite insulation board protective layer one side promptly, pass pre-buried swivel nut with the screw thread section one end of drawknot pole, when wearing to the mound thick section, usable hexagonal spanner twists the drawknot pole completely, because the floor outside does not have any shielding object, the installation effectiveness improves greatly, provides the powerful guarantee for the reduction of erection time, has avoided the fish tail risk completely, has solved the problem that the reinforcing bar is too close can't install, has eliminated installer's conflict heart in.
The utility model discloses a drawknot pole has multiple action, and it both can be supporting with embedded nut for connect heated board and shear force wall, simultaneously, after the drawknot pole screw thread section is connected the part of drawing, it can regard as system drawknot pole again, be used for connecting heated board and shear force wall inner formword, in order to conveniently pour the shear force wall, it is nimble more convenient to use. In addition, the thread section of the tie rod increases the bond stress between the concrete and the tie rod, and further ensures the quality and the later use safety.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the tie bar of the present invention.
Wherein, 1, embedding a threaded sleeve; 2. a limiting bulge; 3. a tie bar; 4. a sleeve; 5. a rod member; 6. a cone nut; 7. an inner template; 8. square wood; 9. a horizontal steel pipe; 10. a type 3 fastener; 11. a nut; 12. oppositely pulling the screw rod; 13. pre-burying a fixing piece; 14. a protective layer; 15. a heat-insulating layer; 16. a shear wall; 17. upsetting; 18. a threaded segment.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a pre-buried swivel nut 1, drawknot pole 3 and to drawing the part, pre-buried swivel nut 1 and drawknot pole 3 are supporting to be used for connecting assembled composite insulation board and shear wall 16, and pre-buried swivel nut 1, drawknot pole 3 and to drawing the part to be supporting to be used for fixing drawknot assembled composite insulation board and shear wall inner formword 7 when being used for pouring shear wall 16.
The embedded screw sleeve 1 is fixed in a protective layer 14 of the assembled composite heat-insulation board through an embedded fixing piece 13, a penetrating hole of the embedded screw sleeve 1 is exposed on the outer side surface of the protective layer 14, the drawing piece is made of phi 8 galvanized round steel with the same specification as the existing design, the outer side end of the drawing rod 3 is changed into a thick straight thread (the thread length is not less than 30 mm) to form a thick section 17, a hexagonal groove convenient for positioning a hexagonal wrench is formed in the outer side end face of the drawing rod 3, the thick section is connected with the embedded screw sleeve 1 in a matched mode, and the diameter of the part of the drawing rod 3 except the thick section 17 is smaller than the inner diameter of the embedded screw sleeve 1. The inner side end of the embedded screw sleeve 1 is provided with a limiting bulge 2 for accurately controlling the screwing size of the pier thick section. The inner side end of the tie rod 3 is poured into the shear wall 16, a threaded section 18 with the length of 70mm is arranged at the inner side end of the tie rod 3, and the threaded section 18 can enhance the bond stress of the concrete of the shear wall 16.
The opposite-pulling component comprises a sleeve 4, a rod piece 5, a cone nut 6, an opposite-pulling screw rod 12 and a nut 11 which are sequentially connected, threads are arranged on the inner side surface of the sleeve 4 and the two end portions of the rod piece 5, one end of the sleeve 4 is connected with the end portion of the thread section of the pull-connecting rod 3, the other end of the sleeve 4 is connected with one end of the rod piece 5, the other end of the rod piece 5 is connected with the cone nut 6 (the cone nut 6 can effectively press an inner template when serving as a connecting piece), one end of the opposite-pulling screw rod 12 penetrates through the shear wall inner template 7 and then is screwed into the cone nut 6, the other end of the opposite-pulling screw rod 12 is connected with a 3-type fastener 10, the nut 11 is connected with the shear wall inner template 7.
The utility model discloses step as follows during the use:
1. and installing the outer wall assembled composite insulation board and temporarily fixing the composite insulation board by using an inclined strut.
2. One end of a threaded section 18 of the tie rod 3 penetrates into the embedded thread sleeve 1 embedded in the outer wall assembly type composite insulation board protective layer 14, when the threaded section penetrates into the upset section 17, the upset section 17 is screwed into the embedded thread sleeve 1 by means of a hexagonal wrench until the outermost edge of the tie rod 3 completely enters the embedded thread sleeve 1, and the anchoring part entering the shear wall 16 is larger than or equal to the design requirement.
3. Connecting a tie rod 3 with the embedded threaded sleeve 1 according to the step 2, then sequentially installing a sleeve 4 and a rod piece 5 in the threaded section, screwing the rod piece 5 into a cone nut 6, then penetrating a counter-pull screw 12 through a 3-type fastener 10, a square timber 8 and a shear wall inner template 7, then connecting the counter-pull screw with the cone nut 6, pressing a horizontal steel pipe 9 between the 3-type fastener 10 and the square timber 8, and finally fixing and screwing the horizontal steel pipe by using a nut 11.
4. After the fixed tie device is installed in place (the longitudinal and transverse spacing of the tie rods conforms to 450mm multiplied by 450mm of the original design), the shear wall 16 is poured, and after the construction of the shear wall 16 is completed, the counter-pull screw 12, the 3-type fastener 10, the horizontal steel pipe 9, the square timber 8, the shear wall inner template 7 and the cone nut 6 are removed.
Claims (3)
1. A fixed drawknot device of an assembled composite insulation board is characterized by comprising a pre-buried threaded sleeve, a drawknot rod and a counter-pull component;
the embedded screw sleeve is arranged on the outer side surface of the assembled composite insulation board, the outer side end of the tie rod is a threaded upsetting section, a hexagonal groove convenient for a hexagonal wrench to position is formed in the outer side end surface of the tie rod, a threaded section with the length of 60-80 mm is arranged at the inner side end of the tie rod, the inner side end of the tie rod is poured into the shear wall, and the upsetting section is connected with the embedded screw sleeve in a matched mode; the tie rod is matched with the embedded threaded sleeve and used for connecting the assembled composite insulation board with the shear wall;
the split component comprises a sleeve, a rod piece, a cone nut, a split screw and a nut, wherein threads are arranged on the inner side surface of the sleeve and two end parts of the rod piece, one end of the sleeve is connected with the end part of the thread section of the tie rod, the other end of the sleeve is connected with one end of the rod piece, the other end of the rod piece is connected with the cone nut, one end of the split screw penetrates through the inner template of the shear wall and is screwed into the cone nut, and the other end of the split screw is connected with the nut after being connected with a 3-type fastener in a penetrating manner; the embedded threaded sleeves, the tie rods and the opposite pulling components are matched and used for connecting the assembled composite heat-insulation board and the shear wall inner template when the shear wall is poured.
2. The fixing and pulling device for the fabricated composite insulation board as claimed in claim 1, wherein a limiting protrusion is arranged at the inner end of the embedded threaded sleeve.
3. The fixing and tying device of the fabricated composite insulation board as claimed in claim 1, wherein a square timber and a horizontal steel pipe are sequentially arranged between the inner formwork of the shear wall and the 3-type fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170760.0U CN213390639U (en) | 2020-09-28 | 2020-09-28 | Fixed drawknot device of assembled composite insulation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170760.0U CN213390639U (en) | 2020-09-28 | 2020-09-28 | Fixed drawknot device of assembled composite insulation board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213390639U true CN213390639U (en) | 2021-06-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022170760.0U Active CN213390639U (en) | 2020-09-28 | 2020-09-28 | Fixed drawknot device of assembled composite insulation board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213390639U (en) |
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2020
- 2020-09-28 CN CN202022170760.0U patent/CN213390639U/en active Active
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