Water stop bolt structure capable of being used for bearing and installing heat insulation board

Abstract

The utility model discloses a waterstop bolt structure capable of being used for bearing and installing an insulation board, which comprises pouring templates arranged at intervals, waterstop bolts are arranged on the pouring templates in a penetrating manner, each waterstop bolt comprises a main rod body pre-buried in a concrete outer wall, one end of each main rod body is provided with threads and is in threaded connection with a threaded fastener, and the other end of each main rod body is provided with a threaded hole. The other end of the main body rod piece is in threaded connection with an extension section, and the extension section is sleeved with a clamping piece shaped like a Chinese character'shan 'and a fastening nut; the water stop bolt is used as a bearing structure of the heat preservation plate, the strength of the water stop bolt is higher, the heat preservation plate can be effectively supported, the water stop bolt is a certain structure for wall pouring, and an extra supporting structure does not need to be arranged to achieve auxiliary supporting of the heat preservation plate. In addition, through the arrangement of a novel threaded fastener structure, after the heat preservation plate is installed, the threaded fastener can be further screwed, the heat preservation plate can be stably pressed through the jacking function of the V-shaped steel disc spring, and the effect of preventing the threaded fastener from loosening is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of external wall insulation board fixing devices, in particular to a water stop bolt structure which can be used for supporting and installing insulation boards. Background Art

[0002] The water stop bolt is also a split water stop screw and a waterproof screw. It is used to stop water and reinforce the basement shear wall or the civil defense wall and control the formwork. The commonly used three-section water stop bolt structure is disclosed in the Chinese patent CN217268895U, a tension water stop bolt. Compared with the traditional tension bolt or an integral water stop screw, the new three-section water stop screw is divided into three sections. The middle part is cast into the wall, and the two sides can be rotated and removed for repeated use to save costs.

[0003] In addition, after the exterior wall of the building is cast and formed, an insulation board needs to be installed on the outdoor side. The traditional installation of the insulation board is generally through a short period of initial fixing by pasting, and then fixed to the exterior wall with anchors. This installation and fixing method of the insulation board, since the insulation board itself has a certain weight, the gravity load of the insulation board is concentrated on the anchor, causing the anchor to generate a shear load, and the anchor mainly plays a role of attachment and fixing, and the load-bearing effect on the insulation board is weak, resulting in the insulation board lacking installation stability. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides a water stop bolt structure that can be used for supporting and installing an insulation board.

[0005] The technical solution of the utility model is as follows:

[0006] A waterstop bolt structure that can be used for supporting and installing an insulation board comprises a casting formwork arranged at intervals, on which waterstop bolts are penetrated, and the waterstop bolts comprise a main rod body embedded in a concrete outer wall, one end of the main rod body being provided with a thread and being screwed with a threaded fastener, and the other end of the main rod body being screwed with an extension section, on which a mountain-shaped clamp and a fastening nut are sleeved.

[0007] Preferably, both ends of the water stop bolt pass through the slotted back ribs and are locked on the two casting templates; the slotted back ribs are arranged on the outside of the two casting templates, and the space between the two casting templates is used for casting the concrete exterior wall.

[0008] Preferably, the main rod body includes a threaded section, a middle section and an extension section, the threaded section and the middle section are integrated, the extension section is threadedly connected to the middle section, and the threaded section and the extension section are both located on the outside of the casting template; a water stop plate is provided on the middle section.

[0009] Preferably, a limiting plate is fixedly provided at the end of the threaded segment for abutting against the threaded fastener, and when the threaded fastener is adjusted, the limiting plate prevents the threaded fastener from falling off.

[0010] Preferably, a connecting cone sleeve is fixedly mounted on the extension section, and the connecting cone sleeve abuts against the inner side wall of the casting formwork, so that the connecting cone sleeve plays a role of stabilization and reinforcement.

[0011] Preferably, the inner side of the mountain-shaped clamp abuts against the outer side wall of the slotted back rib, and the outer side abuts against the fastening nut, and the tightness of the mountain-shaped clamp is adjusted by adjusting the fastening nut.

[0012] Preferably, the threaded fastener includes a fixed slot plate and a spring-pressed slot plate, the fixed slot plate is provided with a barb sleeve, and an internal threaded hole is arranged inside the barb sleeve; the spring-pressed slot plate is provided with a clamping sleeve movably sleeved with the barb sleeve; a spring mounting groove for accommodating a plurality of V-shaped steel leaf springs is provided on one side of the fixed slot plate close to the spring-pressed slot plate, one end of the V-shaped steel leaf spring is abutted against the spring mounting groove, and the other end is fixedly connected to the spring-pressed slot plate; through the supporting effect of the V-shaped steel leaf spring, the insulation plate can be firmly pressed, and the threaded fastener can be prevented from loosening.

[0013] Preferably, the clamping sleeve is recessed toward one side of the fixed slot plate and is matched with the barb sleeve.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model arranges waterstop bolts which are embedded in the casting formwork, and then installs the insulation board through anchors. The waterstop bolts are used as the supporting structure of the insulation board. The waterstop bolts have higher strength and can effectively support the insulation board. Moreover, the waterstop bolts are a structure that must be used in wall casting, and there is no need to set up additional supporting structures to solve the auxiliary support of the insulation board.

[0016] 2. The utility model also provides a novel threaded fastener structure, which can further tighten the threaded fastener after the insulation board is installed. The V-shaped steel leaf spring can be used to support the insulation board firmly and prevent the threaded fastener from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure and use principle of the prior art;

[0018] Figure 2 This is a schematic diagram of the overall device structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation and use structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the device of the utility model after installation and use;

[0021] Figure 5It is a structural schematic diagram of the threaded fastener of the utility model.

[0022] The reference numerals in the figure are as follows:

[0023] 1. Casting formwork; 2. Waterstop bolt; 201. Main rod body; 2011. Threaded section; 2012. Middle section; 2013. Extension section; 202. Waterstop plate; 203. Connecting cone sleeve; 204. Nut; 3. Threaded fastener; 301. Fixed slot plate; 302. Internal threaded hole; 303. Barb sleeve; 304. Snap sleeve; 305. Spring-pressed slot plate; 306. V-shaped steel leaf spring; 4. Limiting plate; 5. Slotted back rib; 6. Mountain-shaped clamp; 7. Anchor; 8. Insulation board; 9. Concrete exterior wall. DETAILED DESCRIPTION

[0024] 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 of 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.

[0025] See also Figure 1 , is a commonly used water stop bolt structure, which is a pull-type water stop bolt with a three-stage structure. The middle part is cast into the wall, and the two sides can be rotated and removed for reuse, but it can only play the role of water stop. On this basis, the utility model makes improvements to enable it to support the external wall insulation board. The embodiments are as follows:

[0026] Embodiment 1

[0027] See also Figures 2 to 4 A waterstop bolt structure that can be used for supporting and installing an insulation board includes a casting template 1 that is arranged at intervals. The casting template 1 is penetrated by a waterstop bolt 2. The waterstop bolt 2 includes a main rod body 201 that is pre-buried in a concrete outer wall 9. One end of the main rod body 201 is provided with a thread and is screwed with a threaded fastener 3. The other end of the main rod body 201 is screwed with an extension section 2013. The extension section 2013 is sleeved with a mountain-shaped clamp 6 and a fastening nut 204.

[0028] Furthermore, both ends of the water stop bolt 2 pass through the slotted back ribs 5 and are locked on the two casting templates 1; the slotted back ribs 5 are arranged on the outside of the two casting templates 1, and the space between the two casting templates 1 is used for casting the concrete outer wall 9.

[0029] Furthermore, the main rod body 201 includes a threaded section 2011, a middle section 2012 and an extension section 2013. The threaded section 2011 and the middle section 2012 are integrated, and the extension section 2013 is threadedly connected to the middle section 2012. The threaded section 2011 and the extension section 2013 are both located on the outside of the casting formwork 1; a water stop plate 202 is provided on the middle section 2012, and the extension section 2013 and the middle section 2012 are threadedly connected. When the device is used up, it is not convenient to directly disassemble the extension section 2013 and then reuse it, thereby saving resources.

[0030] Furthermore, a limiting plate 4 is fixedly provided at the end of the threaded segment 2011 for abutting against the threaded fastener 3 .

[0031] Furthermore, a connecting cone sleeve 203 is fixedly sleeved on the extension section 2013 , and the connecting cone sleeve 203 abuts against the inner wall of the casting template 1 .

[0032] Furthermore, the inner side of the mountain-shaped clamp 6 abuts against the outer side wall of the slotted back rib 5 , and the outer side abuts against the fastening nut 204 .

[0033] Embodiment 2

[0034] See also Figure 5 On the basis of the first embodiment, the threaded fastener 3 includes a fixed slot plate 301 and a spring-pressed slot plate 305. The fixed slot plate 301 is provided with a barb sleeve 303, and an internal threaded hole 302 is penetrated inside the barb sleeve 303; the spring-pressed slot plate 305 is provided with a clamping sleeve 304 movably sleeved with the barb sleeve 303; a spring mounting groove for accommodating a plurality of V-shaped steel leaf springs 306 is provided on one side of the fixed slot plate 301 close to the spring-pressed slot plate 305, one end of the V-shaped steel leaf spring 306 is abutted against the spring mounting groove, and the other end is fixedly connected to the spring-pressed slot plate 305; through the supporting effect of the V-shaped steel leaf spring 306, it can ensure the stable pressure on the insulation board 8 and prevent the threaded fastener 3 from loosening.

[0035] The clamping sleeve 304 is recessed toward one side of the fixed slot plate 301 and is matched with the barb sleeve 303 .

[0036] The working principle of this utility model:

[0037] In the present invention, firstly, the casting formwork 1 is arranged at intervals, and then the single-headed waterstop bolt 2 is passed through the casting formwork 1, so as to achieve the purpose of pre-embedding the main rod body 201 part of the waterstop bolt 2 into the concrete outer wall 9, and the space between the two casting formworks 1 is used for casting the concrete outer wall 9; the waterstop bolt 2 includes a main rod body 201 pre-embedded in the concrete outer wall 9, one end of the main rod body 201 is provided with a thread and is screwed with a threaded fastener 3, and the other end of the main rod body 201 is screwed with an extension section 2013, and the extension section 2013 is sleeved with a mountain-shaped clamp 6 and a fastening nut 204, the inner side of the mountain-shaped clamp 6 abuts against the outer side wall of the grooved back rib 5, and the outer side abuts against the fastening nut 204; the two ends of the waterstop bolt 2 are passed through the grooved back rib 5 and then locked on the two casting formworks 1, and the grooved back ribs 5 are all arranged on the outer sides of the two casting formworks 1, and the grooved back ribs 5 are used to reserve a position for installing the insulation board 8.

[0038] The main rod body 201 includes a threaded section 2011, a middle section 2012 and an extension section 2013. The threaded section 2011 and the middle section 2012 are integrated, and the extension section 2013 is threadedly connected to the middle section 2012. The threaded section 2011 and the extension section 2013 are both located outside the casting template 1. The middle section 2012 is provided with a water stop sheet 202, and the extension section 2013 and the middle section 2012 are threadedly connected. When the device is used up, it is convenient to directly disassemble the extension section 2013 and then reuse it, saving resources.

[0039] After installing the main rod 201 of the stop bolt 2, install the threaded fastener 3 on the outside of the threaded section 2011, and fix a limit plate 4 at the end of the threaded section 2011 to prevent the threaded fastener from accidentally falling off during the adjustment process; then, fix a connecting cone sleeve 203 on the extension section 2013, and the connecting cone sleeve 203 abuts against the inner wall of the casting formwork 1.

[0040] When the device is installed, adjust the threaded fasteners 3 and the fastening nuts 204 to the preset positions, and then cast the concrete exterior wall 9. After the casting is completed, remove the casting template 1 and the slotted back rib 5, and remove one end of the extension rod 2013 on the main rod body 2011. Then install the insulation board 8 on the exterior wall, and then further adjust the threaded fasteners 3 to reinforce the insulation board 8. The insulation board 8 is fixed to the exterior wall by the anchor 7, and then supported by the part of the water stop bolt 2 left for disassembly.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A water stop bolt structure that can be used for supporting and installing an insulation board, characterized in that: The invention comprises a casting formwork (1) arranged at intervals, wherein the casting formwork (1) is provided with a water stop bolt (2), wherein the water stop bolt (2) comprises a main rod body (201) pre-buried in a concrete outer wall (9), wherein one end of the main rod body (201) is provided with a thread and is screwed with a threaded fastener (3), and the other end of the main rod body (201) is screwed with an extension section (2013), wherein the extension section (2013) is sleeved with a mountain-shaped clamp (6) and a fastening nut (204); the threaded fastener (3) comprises a fixed slot plate (301) and a spring-pressed slot plate (305). ), the fixed slot plate (301) is provided with a barb sleeve (303), and the barb sleeve (303) is provided with an internal threaded hole (302); the spring-pressing slot plate (305) is provided with a clamping sleeve (304) movably sleeved with the barb sleeve (303); a spring mounting groove for accommodating a plurality of V-shaped steel leaf springs (306) is provided on one side of the fixed slot plate (301) close to the spring-pressing slot plate (305), one end of the V-shaped steel leaf spring (306) is in contact with the spring mounting groove, and the other end is fixedly connected to the spring-pressing slot plate (305).

2. A water stop bolt structure that can be used for supporting and installing an insulation board according to claim 1, characterized in that: The two ends of the water stop bolt (2) pass through the slotted back ribs (5) and are locked on the two casting templates (1); the slotted back ribs (5) are arranged on the outside of the two casting templates (1), and the space between the two casting templates (1) is used for casting the concrete outer wall (9).

3. A water stop bolt structure that can be used for supporting and installing an insulation board according to claim 1, characterized in that: The main rod body (201) comprises a threaded section (2011), a middle section (2012) and an extension section (2013); the threaded section (2011) and the middle section (2012) are integrated; the extension section (2013) and the middle section (2012) are threadedly connected; the threaded section (2011) and the extension section (2013) are both located outside the casting template (1); and a water stop plate (202) is provided on the middle section (2012).

4. A water stop bolt structure that can be used for supporting and installing a thermal insulation board according to claim 3, characterized in that: A limiting plate (4) is fixedly provided at the end of the threaded section (2011) for abutting against the threaded fastener (3).

5. The water stop bolt structure that can be used for supporting and installing the insulation board according to claim 3 is characterized in that: A connecting cone sleeve (203) is fixedly sleeved on the extension section (2013), and the connecting cone sleeve (203) abuts against the inner side wall of the casting template (1).

6. A water stop bolt structure that can be used for supporting and installing a thermal insulation board according to claim 2, characterized in that: The inner side of the mountain-shaped clamp (6) abuts against the outer side wall of the slotted back rib (5), and the outer side abuts against the fastening nut (204).

7. A water stop bolt structure that can be used for supporting and installing a thermal insulation board according to claim 1, characterized in that: The clamping sleeve (304) is recessed toward one side of the fixed slot plate (301) and is adapted to the barb sleeve (303).

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