Shaping anchor bolt for anchoring curtain wall
By designing a shaped anchor including an anchor body, a thin rod, a reinforcement piece and an extrusion component, the problem of the existing expansion bolt structure's lack of recovery effect after expansion is solved, and the recovery and reuse of the shaped anchor is realized. And the strong performance is improved through chemical adhesives.
Patent Information
- Application Number
- CN202421077681.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-21
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The expansion bolt structure used in existing curtain wall anchoring lacks restoration effect after expansion, making it difficult to reuse the fixed anchor bolt.
A fixed anchor bolt including an anchor body, a thin rod, a reinforcement piece, an extrusion component and other structures is designed. The hexagonal tool drives the hexagonal nut, center rod and fourth thread to rotate. The extrusion component and reinforcement piece are used. The expansion and closing effect allows the shaped anchor bolt to be restored and reused.
It achieves the recovery ability of the shaped anchor bolts, avoids the problem of falling off, enhances the snap-on performance, and improves the firmness through the use of chemical adhesives, so that the shaped anchor bolts can effectively fix the curtain wall and be reused.
Smart Images
Figure CN222375745U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of curtain walls, in particular to a shaped anchor bolt for anchoring curtain walls. Background Art
[0002] The fixed anchor bolt is an anchor bolt structure used for heavy-load fastening and fixing. It is mainly suitable for substrates with concrete and natural dense stone as carriers, that is, for metal frames, metal profiles, brackets, railings, doors and windows, curtain walls, machines, beams, trusses and other equipment and projects. In the curtain wall anchoring project, the fixed anchor bolt is stabilized in the substrate, so that a solid connection is formed between the anchor bolt and the substrate, which effectively resists the displacement and deformation of the curtain wall under external forces such as wind loads and temperature changes.
[0003] At present, in the process of anchoring curtain walls, it is necessary to drill holes on the substrate and insert fixed anchor bolts into the holes, and use compound adhesives to bond the anchor bolts and the hole walls so that the anchor bolts, the compound adhesives and the substrate form a whole to achieve the effect of fixing the curtain wall. Most of these anchor bolts are expansion bolt structures. However, the anchor bolts with expansion bolt structures do not have a good recovery effect after the expansion pieces expand, and cannot be effectively reused. Therefore, it is urgent to design fixed anchor bolts for curtain wall anchoring to solve the above problems. Utility Model Content
[0004] The utility model aims to provide a shaped anchor bolt for anchoring a curtain wall, so as to solve the problems raised in the above-mentioned background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] The fixed anchor bolt for curtain wall anchoring comprises an anchor rod body, wherein the anchor rod body is composed of a first thick rod and a second thick rod located at two ends and a thin rod located in the middle, and the thin rod is fixed between the middle position of one end of the first thick rod and the middle position of one end of the second thick rod, a through hole is opened in the middle position of the anchor rod body, and a second end groove is opened at one end of the through hole, an inner wall of the second end groove is inserted with a hexagon socket nut, and a center rod inserted in the through hole is fixed at one end of the inner wall of the through hole, and a through hole is opened at one end. There is an inner screw groove, and one end of the outer wall of the center rod is provided with a fourth screw tooth which is screwed to the inner screw groove, and the length of the fourth screw tooth is smaller than the length of the inner screw groove. An active cavity communicating with the through hole is provided in the middle position of the thin rod, and four inlets and outlets which are equidistantly distributed in a ring are provided between the circumferential inner wall of the active cavity and the circumferential outer wall of the thin rod, and the inner walls of the inlets and outlets are all connected with active seats, and an extrusion assembly is provided between the active seat and the outer wall of the center rod, and one end of the four active seats is fixed with a reinforcement sheet which fits on the outer wall of the thin rod.
[0007] Furthermore, the four reinforcing plates form a circular shape, and the surfaces of the four reinforcing plates, the surface of the first thick rod and the surface of the second thick rod are flush.
[0008] Furthermore, the outer wall of the first thick rod is provided with a first screw thread, the outer walls of the reinforcement plates are all provided with second screw threads, and four second screw threads constitute the same screw thread, and the outer wall of the second thick rod is provided with a third screw thread, and the third screw thread, the second screw thread and the first screw thread constitute the same screw thread.
[0009] Furthermore, the extrusion assembly includes a limiting ring fixed on the outer wall of the center rod, and the outer wall of the limiting ring is provided with a movable sleeve, and four extrusion seats distributed in a ring at equal distances are fixed on one side of the movable sleeve, and one side of the extrusion seat and one side of the movable seat are both designed to be inclined, and one side of the extrusion seat is in fit with one side of the movable seat.
[0010] Furthermore, a traction groove is provided on the inclined surface of the extrusion seat, and a traction block movably inserted in the traction groove is fixed on the inclined surface of the movable seat, and the cross section of the traction block and the cross section of the traction groove are both designed to be inverted T shape.
[0011] Furthermore, a washer is sleeved on the outer wall of the anchor rod body, and an external hexagonal nut is screwed on one side of the outer wall of the anchor rod body.
[0012] Furthermore, a first end groove is formed at the other end of the through hole, and an anti-blocking net is provided on the inner wall of the first end groove. Injection holes are formed at the middle position of the hexagonal nut and the middle position of the center rod.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] The utility model discloses a kind of utility model, and the utility model discloses a kind of utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model, and the utility model discloses a utility model.
[0015] In the utility model, by providing the first end groove, the anti-blocking net and the injection hole, the compound adhesive can be injected into the space between the inside of the hole wall and the outside of the anchor body through the injection hole, and the shaped anchor bolt, the compound adhesive and the base material are formed into a whole by chemical bonding, which fully improves the firmness and enables the entire shaped anchor bolt to have the ability to be filled with the compound adhesive. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the overall structure of the fixed anchor bolts used for curtain wall anchoring.
[0017] Figure 2 This is a schematic diagram of the structure of the first thick rod and the second thick rod of the fixed anchor bolt for curtain wall anchoring.
[0018] Figure 3 Schematic diagram of the thin rod and movable seat structure of the fixed anchor bolt used for curtain wall anchoring.
[0019] Figure 4 This is a front cross-sectional view of the fixed anchor bolt used for curtain wall anchoring.
[0020] Figure 5 for Figure 4 Enlarged structural diagram at A in the middle.
[0021] Figure 6 Schematic diagram of the inner screw groove and inlet and outlet structure of the fixed anchor bolt for curtain wall anchoring.
[0022] Figure 7 This is a schematic diagram of the center rod and fourth screw thread structure of the fixed anchor bolt used for curtain wall anchoring.
[0023] Figure 8 Schematic diagram of the movable sleeve and extrusion seat structure of the fixed anchor bolt for curtain wall anchoring.
[0024] Fig. 9 This is a cross-sectional view of the thin rod of the fixed anchor bolt used for curtain wall anchoring.
[0025] In the figure: 1. Anchor rod body; 101. First thick rod; 102. First screw thread; 103. Reinforcement plate; 104. Second screw thread; 105. Second thick rod; 106. Third screw thread; 107. Thin rod; 2. Washer; 3. External hexagonal nut; 4. Internal hexagonal nut; 5. Anti-blocking net; 6. Through hole; 7. First end groove; 8. Movable seat; 9. Center rod; 10. Injection hole; 11. Internal screw groove; 12. Second end groove; 13. Movable cavity; 14. Extrusion seat; 15. Traction groove; 16. Traction block; 17. Movable sleeve; 18. Limiting ring; 19. Inlet and outlet; 20. Fourth screw thread. DETAILED DESCRIPTION
[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0027] Embodiment 1
[0028] See also Figure 1-Figure 9In the embodiment of the utility model, the fixed anchor bolt for curtain wall anchoring includes an anchor rod body 1, which is composed of a first thick rod 101 and a second thick rod 105 located at both ends and a thin rod 107 located in the middle, and the thin rod 107 is fixed between the middle position of one end of the first thick rod 101 and the middle position of one end of the second thick rod 105. A through hole 6 is opened in the middle position of the anchor rod body 1, and a second end groove 12 is opened at one end of the through hole 6. A hexagon socket nut 4 is inserted into the inner wall of the second end groove 12, and a center rod 9 inserted into the through hole 6 is fixed at one end of the hexagon socket nut 4. An inner thread groove 11 is opened at one end of the inner wall of the through hole 6, and a thread groove 11 is provided at one end of the outer wall of the center rod 9. The fourth screw thread 20 is screwed together, and the length of the fourth screw thread 20 is less than the length of the inner screw groove 11. The middle position of the thin rod 107 is provided with an active cavity 13 which is communicated with the through hole 6, and four inlets and outlets 19 which are equidistantly distributed in an annular manner are provided between the circumferential inner wall of the active cavity 13 and the circumferential outer wall of the thin rod 107. The inner walls of the inlets and outlets 19 are all plugged with active seats 8, and an extrusion assembly is provided between the active seat 8 and the outer wall of the center rod 9. The extrusion assembly includes a limiting ring 18 fixed to the outer wall of the center rod 9, and the outer wall of the limiting ring 18 is provided with a movable sleeve 17, and four extrusion seats 14 which are equidistantly distributed in an annular manner are fixed to one side of the movable sleeve 17, and one side of the extrusion seat 14 and one side of the movable seat 8 are designed to be The movable seat 8 is in the shape of an inclined surface, one side of the extrusion seat 14 is fitted with one side of the movable seat 8, a traction groove 15 is provided on the inclined surface of the extrusion seat 14, and a traction block 16 movably inserted in the traction groove 15 is fixed on the inclined surface of the movable seat 8, and the cross section of the traction block 16 and the cross section of the traction groove 15 are designed to be an inverted T shape, and one end of the four movable seats 8 is fixed with a reinforcing sheet 103 fitted on the outer wall of the thin rod 107, and the four reinforcing sheets 103 form a circular shape, and the surfaces of the four reinforcing sheets 103, the surface of the first thick rod 101 and the surface of the second thick rod 105 are flush, the outer wall of the first thick rod 101 is provided with a first screw tooth 102, and the outer wall of the reinforcing sheet 103 is provided with a second screw tooth 104, and The four second screw threads 104 form the same screw thread, and the outer wall of the second thick rod 105 is provided with a third screw thread 106. The third screw thread 106, the second screw thread 104 and the first screw thread 102 form the same screw thread. Under the extrusion action of the extrusion assembly, the movable seat 8 is driven to extend out in the inlet and outlet 19, and the position of the reinforcement sheet 103 is changed, so that the reinforcement sheet 103 and the second screw thread 104 are fully stuck in the hole wall, which is convenient for reinforcing the entire shaped anchor bolt. The clamping performance is increased with the action of the second screw thread 104 to avoid the problem of falling off, and the entire shaped anchor bolt has the ability to recover after use, replacing the existing anchoring method of using expansion bolts to realize the function of reusing the shaped anchor bolt.
[0029] Specifically, a washer 2 is sleeved on the outer wall of the anchor body 1 , and an external hexagonal nut 3 is screwed on one side of the outer wall of the anchor body 1 , and the entire anchor body 1 is reinforced by the external hexagonal nut 3 .
[0030] Embodiment 2
[0031] Please refer to Figure 2 , Figure 3 , Figure 4 and Figure 7 Compared with the first embodiment, the present embodiment has a first end groove 7 at the other end of the through hole 6, and an anti-blocking net 5 is provided on the inner wall of the first end groove 7, and an injection hole 10 is provided in the middle position of the hexagon socket nut 4 and the middle position of the center rod 9, and the compound adhesive is injected into the space between the inside of the hole wall and the outside of the anchor body 1 through the injection hole 10, so as to fully improve the firmness performance and enable the entire fixed anchor bolt to have the ability to be filled with the compound adhesive.
[0032] The working principle of the utility model is as follows: when the entire anchor rod body 1 is inserted into the hole wall, the hexagonal tool is used to drive the hexagonal nut 4, the center rod 9 and the fourth screw thread 20 to rotate, and the screw connection effect of the fourth screw thread 20 and the inner screw groove 11 is used to drive the center rod 9 and the extrusion component to move, and drive the movable sleeve 17 and the extrusion seat 14 to move, and under the extrusion effect of the extrusion seat 14 and the movable seat 8, the movable seat 8 is driven to extend out in the inlet and outlet 19, and the position of the reinforcing sheet 103 is changed, so that the reinforcing sheet 103 and the second screw thread 104 are fully stuck in the hole wall, which is convenient for reinforcing the entire shaped anchor bolt, and the clamping performance is increased by cooperating with the effect of the second screw thread 104, and the hexagonal tool can also be used to drive the hexagonal nut 4 to reverse, drive the center rod 9 and the extrusion component to recover, so that the extrusion component and the reinforcing sheet 103 have an expansion and closing effect, so that the entire shaped anchor bolt has the ability to recover after use, and can be reused.
[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.
Claims
1. A shaped anchor bolt for curtain wall anchoring, comprising an anchor bolt body (1), characterized in that: The anchor rod body (1) is composed of a first thick rod (101) and a second thick rod (105) located at two ends and a thin rod (107) located in the middle, and the thin rod (107) is fixed between the middle position of one end of the first thick rod (101) and the middle position of one end of the second thick rod (105). A through hole (6) is provided in the middle of the anchor rod body (1), and a second end groove (12) is provided at one end of the through hole (6). An inner hexagonal nut (4) is inserted into the inner wall of the second end groove (12), and a center rod (9) inserted into the through hole (6) is fixed at one end of the inner hexagonal nut (4). An inner screw groove (11) is provided at one end of the inner wall of the through hole (6), and the center rod A fourth screw thread (20) is provided at one end of the outer wall of the central rod (9) and is screwed to the inner screw groove (11). The length of the fourth screw thread (20) is smaller than the length of the inner screw groove (11). A movable cavity (13) communicating with the through hole (6) is provided in the middle of the thin rod (107). Four inlets and outlets (19) are provided between the circumferential inner wall of the movable cavity (13) and the circumferential outer wall of the thin rod (107) and are distributed in an annular manner with equal distances. The inner walls of the inlets and outlets (19) are all plugged with movable seats (8). An extrusion assembly is provided between the movable seat (8) and the outer wall of the central rod (9). One end of each of the four movable seats (8) is fixed with a reinforcing sheet (103) that is attached to the outer wall of the thin rod (107).
2. The shaped anchor bolt for curtain wall anchoring according to claim 1, characterized in that: The four reinforcing plates (103) form a circular shape, and the surfaces of the four reinforcing plates (103), the surface of the first thick rod (101) and the surface of the second thick rod (105) are flush.
3. The fixed anchor bolt for curtain wall anchoring according to claim 2 is characterized in that: The outer wall of the first thick rod (101) is provided with a first screw thread (102), the outer wall of each of the reinforcing plates (103) is provided with a second screw thread (104), and four second screw threads (104) form the same screw thread, and the outer wall of the second thick rod (105) is provided with a third screw thread (106), and the third screw thread (106), the second screw thread (104) and the first screw thread (102) form the same screw thread.
4. The shaped anchor bolt for curtain wall anchoring according to claim 1, characterized in that: The extrusion assembly comprises a limiting ring (18) fixed on the outer wall of the center rod (9), and the outer wall of the limiting ring (18) is sleeved with a movable sleeve (17), and one side of the movable sleeve (17) is fixed with four extrusion seats (14) distributed in an annular shape at equal distances, and one side of the extrusion seat (14) and one side of the movable seat (8) are both designed to be inclined, and one side of the extrusion seat (14) is in contact with one side of the movable seat (8).
5. The fixed anchor bolt for curtain wall anchoring according to claim 4, characterized in that: The inclined surface of the extrusion seat (14) is provided with a traction groove (15), and the inclined surface of the movable seat (8) is fixed with a traction block (16) movably inserted in the traction groove (15), and the cross section of the traction block (16) and the cross section of the traction groove (15) are both designed to be inverted T-shaped.
6. The shaped anchor bolt for curtain wall anchoring according to claim 1, characterized in that: The outer wall of the anchor rod body (1) is sleeved with a washer (2), and one side of the outer wall of the anchor rod body (1) is threadedly connected with an external hexagonal nut (3).
7. The curtain wall anchoring shaped anchor bolt according to claim 1, characterized in that: A first end groove (7) is provided at the other end of the through hole (6), and an anti-blocking net (5) is provided on the inner wall of the first end groove (7). Injection holes (10) are provided at the middle position of the hexagonal nut (4) and the middle position of the center rod (9).