Pressing groove concrete precast block with door and window fixing piece

Abstract

The utility model discloses a concrete precast block with a door and window fixing piece rolling groove, which comprises a body part, a plurality of connecting pieces and a plurality of connecting pieces, the protection part comprises a pressing groove and anti-crack mortar; the pressing grooves are formed in the left end and the right end of the outer surface of the precast block body, the pressing grooves are symmetrically distributed, and the anti-crack mortar is connected into the pressing grooves in a bonding mode. The problems that when an existing door and window pulling piece is fixed to an existing concrete precast block or a sand-lime brick, plastering and closing-up need to be conducted through cement mortar, in the traditional method, during closing-up of a door and window opening, the workload is large, the waterproof effect of secondary construction is poor, and leakage hidden danger exists are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete prefabricated blocks, in particular to a grooved concrete prefabricated block with a door and window fixing piece. Background Art

[0002] The prefabricated blocks embedded on the sides of the door and window openings in the infill wall masonry are designed to prevent the door and window frames from being broken or cracked on the surface due to insufficient material strength when the construction nails are installed (including hollow bricks, aerated blocks, and the mortar strength of the joints of solid standard bricks is insufficient to fix the door and window frames).

[0003] However, it still has the following disadvantages in actual use:

[0004] When the existing door and window pull tabs are fixed on the existing precast concrete blocks or sand-lime bricks, they need to be plastered and closed with cement mortar. In this traditional practice, the workload of closing the door and window openings is large, the waterproof effect of the secondary construction is poor, and there is a risk of leakage. Utility Model Content

[0005] The utility model aims to provide a grooved concrete prefabricated block with a door and window fixing plate, so as to solve the problem raised in the above-mentioned background technology that when the existing door and window pull tabs are fixed on the existing concrete prefabricated blocks or gray sand bricks, they need to be plastered and closed with cement mortar. In this traditional practice, the workload of closing the door and window openings is large, the waterproof effect of the secondary construction is poor, and there is a risk of leakage.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a grooved concrete prefabricated block with door and window fixing pieces, comprising:

[0008] A body component, the body component comprising a prefabricated block body;

[0009] A protective component, the protective component comprising a pressing groove and an anti-cracking mortar;

[0010] The left and right ends of the outer surface of the prefabricated block body are provided with pressing grooves, and the pressing grooves are symmetrically distributed, and the anti-cracking mortar is connected to the inside of the pressing grooves by bonding.

[0011] Furthermore, the anti-cracking mortar fills and smoothes the groove, and the fixing sheet is installed on the inner surface of the groove.

[0012] Furthermore, it also includes a reinforcement component, which includes a protective plate, a mesh plate, a fixing block, a limiting ring, a fixing hole and a fixing rod;

[0013] The protective plate is installed at the left and right ends of the outer surface of the prefabricated block body, and the top of the protective plate is fixed and the bottom is symmetrically connected to the fixing block. The outer surface of the prefabricated block body is symmetrically connected to the fixing rod. A fixing hole is opened in the middle of the fixing block, and the fixing rod is connected to the inside of the fixing hole by insertion.

[0014] Furthermore, the outer surface of the fixing rod is connected to a limiting ring, and the limiting ring is fitted to the middle part of the outer surface of the fixing block.

[0015] Furthermore, it also includes a sealing component, which includes a pressure plate, a support rod, a spring, a rubber block and a sealing plate;

[0016] The left and right ends of the outer surface of the prefabricated block body are symmetrically connected to the pressing plates, the middle of one side of the pressing plate is fixedly connected to the supporting rod, the middle of the supporting rod is a cavity, the inside of the supporting rod is connected to the spring, and the outer end of the spring is connected to the sealing plate.

[0017] Furthermore, the sealing plates are symmetrically distributed, and the middle of the sealing plates is connected to the rubber block by bonding.

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] The utility model has a pressing groove and anti-cracking mortar bonded inside the pressing groove. The prefabricated block body is specially designed for the situation where the inside and outside sides of the door and window frames are not plastered or thinly plastered. As long as the polymer anti-cracking mortar is used for smoothing at the pressing groove position, the pull tab is truly protected from rust and the durability of the door and window fixing pull tab is improved.

[0020] Based on the above beneficial effects, a sealing plate is provided, and polyurethane foam should be used to fill the expansion joint between the window frame and the opening. The foam filling should be uniform and dense. After filling, the sealing plates on both sides are completely clamped and fitted between the window frame and the opening through the buffering force generated by the spring, so that the internal foam is formed and will not overflow through the gap. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 This is a schematic diagram of the prefabricated block body of the utility model;

[0023] Figure 2 This is a schematic diagram of the prefabricated block of the utility model after being disassembled;

[0024] Figure 3It is a schematic diagram of the protective plate of the utility model.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 11. Prefabricated block body;

[0027] 21. Grooving; 22. Anti-cracking mortar;

[0028] 31. Protective plate; 32. Screen plate; 33. Fixing block; 34. Limiting ring; 35. Fixing hole; 36. Fixing rod;

[0029] 41. Pressure plate; 42. Support rod; 43. Spring; 44. Rubber block; 45. Sealing plate. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0031] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0032] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0033] See also Figure 1-3 As shown, this embodiment is a concrete prefabricated block with a door and window fixing plate and a groove 21, comprising:

[0034] A body component, the body component comprising a prefabricated block body 11;

[0035] A protective component, the protective component comprising a pressing groove 21 and an anti-cracking mortar 22;

[0036] The left and right ends of the outer surface of the prefabricated block body 11 are provided with pressing grooves 21, and the pressing grooves 21 are symmetrically distributed, and the anti-cracking mortar 22 is connected to the inside of the pressing grooves 21 by bonding;

[0037] The prefabricated block body 11 is specially designed for the case where the inside and outside sides of the door and window frames are not plastered or thinly plastered. As long as the polymer anti-cracking mortar 22 is used to smooth the groove 21, the pull tab is truly protected from rust and the durability of the door and window fixed pull tab is improved.

[0038] The anti-cracking mortar 22 is filled and smoothed into the pressing groove 21, and the fixing sheet is installed on the inner surface of the pressing groove 21;

[0039] After the fixing plate is fixedly installed in the pressing groove 21 , it is smoothed with anti-cracking mortar 22 .

[0040] It also includes a reinforcement component, which includes a protective plate 31, a mesh plate 32, a fixing block 33, a limiting ring 34, a fixing hole 35 and a fixing rod 36;

[0041] The protective plate 31 is installed at the left and right ends of the outer surface of the prefabricated block body 11, and the top of the protective plate 31 is fixed and the bottom is symmetrically connected to the fixing block 33, and the outer surface of the prefabricated block body 11 is symmetrically connected to the fixing rod 36, and the middle of the fixing block 33 is provided with a fixing hole 35, and the fixing rod 36 is connected inside the fixing hole 35 by insertion;

[0042] After the anti-cracking mortar 22 is smoothed, the protective plate 31 is attached to the outside of the anti-cracking mortar 22 , which can protect the smoothed anti-cracking mortar 22 and reinforce the anti-cracking mortar 22 .

[0043] The outer surface of the fixing rod 36 is connected to the limiting ring 34, and the limiting ring 34 is attached to the middle part of the outer surface of the fixing block 33;

[0044] The fixing rod 36 is fixed inside the fixing hole 35 to improve the stability of the limit plate after installation.

[0045] The working principle is to install and fix the fixing plate inside the pressure groove 21, smooth the position of the pressure groove 21 with polymer anti-cracking mortar 22, and then install the protective plate 31 on the outside of the anti-cracking mortar 22, insert the fixing rod 36 into the fixing hole 35, and the limiting ring 34 is fixed on the outside of the fixing rod 36, and reinforce the inserted fixing rod 36. In this way, during use, the pull tab can be truly protected from rust, and the durability of the door and window fixed pull tab is improved. The protective plate 31 can be used to reinforce the anti-cracking mortar 22 again, extending the service life of the anti-cracking mortar 22.

[0046] See also Figure 1-3 As shown, this embodiment is based on the above embodiment 1 and further includes a sealing component, wherein the sealing component includes a pressing plate 41, a support rod 42, a spring 43, a rubber block 44 and a sealing plate 45;

[0047] The left and right ends of the outer surface of the prefabricated block body 11 are symmetrically connected to the pressing plate 41, and the middle part of one side of the pressing plate 41 is fixedly connected to the supporting rod 42. The middle part of the supporting rod 42 is a cavity, and the inside of the supporting rod 42 is connected to the spring 43, and the outer end of the spring 43 is connected to the sealing plate 45;

[0048] The expansion joint between the window frame and the opening should be filled with polyurethane foam. The foam filling should be uniform and dense. After filling, the sealing plates 45 on both sides are completely clamped and fitted between the window frame and the opening through the buffer force generated by the springs 43, so that the internal foam is formed and will not overflow through the gap.

[0049] The sealing plates 45 are symmetrically distributed, and the middle of the sealing plates 45 is connected to the rubber block 44 by bonding;

[0050] When the sealing plate 45 is fixed and fitted, the rubber block 44 can be fitted between the window frame and the opening at the same time, and can play a sealing role again.

[0051] Working principle: the expansion joint between the window frame and the opening should be filled with polyurethane foam, and the foam filling should be uniform and dense. After filling, the sealing plates 45 on both sides are completely clamped and fitted between the window frame and the opening through the buffering force generated by the spring 43, so that the internal foam is formed and will not overflow through the gap, and the rubber block 44 can fit between the window frame and the opening at the same time, which can play a sealing role again.

[0052] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A grooved concrete prefabricated block with door and window fixing plates, characterized in that: include: A body component, the body component comprising a prefabricated block body (11); A protective component, the protective component comprising a pressing groove (21) and an anti-cracking mortar (22); The left and right ends of the outer surface of the prefabricated block body (11) are provided with pressing grooves (21), and the pressing grooves (21) are symmetrically distributed. The anti-cracking mortar (22) is connected to the inside of the pressing grooves (21) by bonding.

2. The grooved concrete prefabricated block with door and window fixing plate according to claim 1, characterized in that: The anti-cracking mortar (22) fills and smoothes the pressing groove (21), and the fixing plate is installed on the inner surface of the pressing groove (21).

3. The grooved concrete prefabricated block with door and window fixing plate according to claim 1, characterized in that: It also includes a reinforcement component, which includes a protective plate (31), a mesh plate (32), a fixing block (33), a limiting ring (34), a fixing hole (35) and a fixing rod (36); The protective plate (31) is installed at the left and right ends of the outer surface of the prefabricated block body (11), and the top of the protective plate (31) is fixed and the bottom is symmetrically connected to the fixing block (33), the outer surface of the prefabricated block body (11) is symmetrically connected to the fixing rod (36), the middle of the fixing block (33) is provided with a fixing hole (35), and the fixing rod (36) is connected to the inside of the fixing hole (35) by insertion.

4. The grooved concrete prefabricated block with door and window fixing plate according to claim 3, characterized in that: The outer surface of the fixing rod (36) is connected to a limiting ring (34), and the limiting ring (34) is fitted to the middle part of the outer surface of the fixing block (33).

5. The grooved concrete prefabricated block with door and window fixing plate according to claim 1, characterized in that: It also includes a sealing component, which includes a pressure plate (41), a support rod (42), a spring (43), a rubber block (44) and a sealing plate (45); The left and right ends of the outer surface of the prefabricated block body (11) are symmetrically connected to a pressure plate (41), the middle of one side of the pressure plate (41) is fixedly connected to a support rod (42), the middle of the support rod (42) is a cavity, the inside of the support rod (42) is connected to a spring (43), and the outer end of the spring (43) is connected to a sealing plate (45).

6. The grooved concrete prefabricated block with door and window fixing plate according to claim 5, characterized in that: The sealing plates (45) are symmetrically distributed, and the middle of the sealing plates (45) is connected to the rubber block (44) by bonding.

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