CN218060315U

CN218060315U - Underwater concrete crack repairing structure convenient to repair

Info

Publication number: CN218060315U
Application number: CN202220764317.2U
Authority: CN
Inventors: 宋永进; 宋小恩
Original assignee: Guangdong Yingtian Construction Engineering Co ltd
Current assignee: Guangdong Yingtian Construction Engineering Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-12-16
Anticipated expiration: 2032-04-02

Abstract

The utility model relates to a concrete crack repair technology field specifically is a concrete crack repair structure under water convenient to restoration, including concrete body, set up fissured on the concrete body, the fissured left and right sides all is provided with fastening assembly, fastening assembly includes the bottom plate of demountable installation on concrete body, has seted up the cavity in the bottom plate, and rotationally is provided with the disc in the cavity, and the upside of disc is provided with the backup pad, fixedly connected with pivot between disc and the backup pad, equal fixedly connected with screw rod on the inner wall of two backup pads one side each other, threaded connection has the internal thread sleeve on the outer wall of two screw rods. The utility model discloses in, under bottom plate, backup pad, extension spring, screw rod and the telescopic lower of mutually supporting of internal thread for two screw rods are close to each other through rotating the internal thread sleeve, thereby carry out physical repair to the crack, avoid the crack to produce the secondary fracture easily after paining the benefit thick liquid.

Description

Underwater concrete crack repairing structure convenient to repair

Technical Field

The utility model relates to a concrete crack repair technology field specifically is a concrete crack repair structure under water convenient to restoration.

Background

In recent years, china's economy continues to develop, and the problem of foundation pit engineering has become an important field of geotechnical engineering. In the process of excavating the deep foundation pit, repairing the concrete cracks of the foundation pit is an important research content of the foundation pit engineering problem. According to the characteristics of deep excavation, large excavation and the like of an engineering foundation pit, the design of the crack repairing system is linked with an engineering construction scheme, and convenient construction needs to be considered so as to improve the construction efficiency and be beneficial to quality control and safety management. The concrete paved in large volume and large area is easy to cause local cracks when being heated by water, the concrete is not paved uniformly, the construction joint is arranged laggingly and the like; local cracks are mostly expressed in mass and large-area paved concrete, and the cracks are randomly distributed, the width is generally not more than 3mm, and the depth is generally not more than 10mm.

In the existing concrete crack repairing process, a repairing slurry is usually applied to the crack of the concrete, but the repairing mode is simple, secondary cracking is easy to generate after the crack is repaired, and therefore, an underwater concrete crack repairing structure convenient to repair needs to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete crack repair structure under water convenient to it repairs structure to propose current concrete crack in the prosthetic in-process to solve among the above-mentioned background art, paint the benefit thick liquid to the crack department of concrete usually, but this repair mode is comparatively simple and easy, produces the problem of secondary fracture easily after the crack is repaired.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a concrete crack repair structure under water convenient to restore, includes the concrete body, set up fissured on the concrete body, the fissured left and right sides all is provided with fastening assembly, fastening assembly includes the bottom plate of demountable installation on the concrete body, set up the cavity in the bottom plate, and rotationally be provided with the disc in the cavity, the upside of disc is provided with the backup pad, fixedly connected with pivot, two between disc and the backup pad equal fixedly connected with screw rod, two on the backup pad is close to the inner wall of one side each other threaded connection has the internal thread sleeve on the outer wall of screw rod.

Through above-mentioned technical scheme, through rotating the internal thread sleeve for two screws are close to each other, thereby carry out physics restoration to the crack, avoid the crack to produce the secondary fracture easily after scribbling the benefit thick liquid.

Two equal fixedly connected with strengthening rib on the outer wall of one side is kept away from each other to the backup pad, four corners in the backup pad all is provided with the bolt with concrete body fixed connection.

Through above-mentioned technical scheme, the backup pad can rotate on the bottom plate, is convenient for be parallel to each other between two backup pads, has reduced screw rod and the telescopic installation degree of difficulty of internal thread.

The shape of strengthening rib is triangle-shaped, two all the activity has cup jointed the extension spring on the outer wall of screw rod.

One end of the tension spring is fixedly connected with the supporting plate, and the other end of the tension spring is fixedly connected with the internal thread sleeve.

The outer wall of the rotating shaft is provided with a rolling bearing, and the bottom plate is provided with a circular notch matched with the rolling bearing.

The equal level in both sides is provided with the guide bar of wearing to establish the backup pad around the internal thread sleeve, the external screw thread has been seted up on the outer wall of guide bar.

And the outer wall of each guide rod is connected with a nut which is abutted against the support plates in a threaded manner, and the nut is positioned on one side, far away from each other, of the two support plates.

Through above-mentioned technical scheme, set up guide bar and nut, stability when further having strengthened the device and using.

To sum up, the beneficial effects of the utility model are that:

1. the utility model discloses in, under bottom plate, backup pad, extension spring, screw rod and the telescopic mutually supporting of internal thread, through rotating the internal thread sleeve for two screw rods are close to each other, thereby carry out physical remediation to the crack, avoid the crack to produce the secondary fracture easily after paining the benefit thick liquid.

2. In the device, under the mutual matching of the disc, the rotating shaft and the rolling bearing, the supporting plates can rotate on the bottom plate, so that the two supporting plates are parallel to each other, the installation difficulty of the screw rod and the internal thread sleeve is reduced, the guide rod and the nut are arranged, and the stability of the device during use is further enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of an axial structure of an underwater concrete crack repairing structure convenient for repairing according to the present invention;

fig. 2 is a schematic front view of the underwater concrete crack repairing structure convenient for repairing according to the present invention;

fig. 3 is a schematic sectional structural view of an underwater concrete crack repairing structure convenient for repairing according to the present invention;

fig. 4 is the utility model relates to a sectional structure schematic diagram two of structure is restoreed to concrete crack under water convenient to restoration.

In the figure: 1. a concrete body; 2. a base plate; 3. a disc; 4. a support plate; 5. a rotating shaft; 6. a screw; 7. an internally threaded sleeve; 8. reinforcing ribs; 9. a bolt; 10. a tension spring; 11. a rolling bearing; 12. a guide rod; 13. a nut; 14. a circular notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a structure for repairing an underwater concrete crack convenient to repair is shown, including a concrete body 1, the concrete body 1 may be any one of the prior art, a crack is opened on the concrete body 1, fastening components are provided on both left and right sides of the crack, which may be any one of the prior art, the fastening components include a bottom plate 2 detachably mounted on the concrete body 1, a cavity is provided in the bottom plate 2, a disc 3 is rotatably provided in the cavity, a supporting plate 4 is provided on an upper side of the disc 3, a rotating shaft 5 is fixedly connected between the disc 3 and the supporting plate 4, a screw 6 is fixedly connected on an inner wall of one side of the two supporting plates 4 close to each other, an internal thread sleeve 7 is connected on outer walls of the two screw 6 in a threaded manner, the bottom plate 2, the disc 3, the supporting plate 4, the rotating shaft 5, the screw 6, the internal thread sleeve 7 may be any one of the prior art, under the mutual cooperation of the bottom plate 2, the supporting plate 4, a tension spring 10, the screw 6 and the internal thread sleeve 7 are rotated to enable the two screws 6 to be close to repair each other, thereby avoiding the crack from being easily smeared with a secondary slurry after the crack is repaired.

As shown in fig. 1-4, two supporting plates 4 are respectively fixedly connected with a reinforcing rib 8 on the outer wall of one side away from each other, four corners on the supporting plate 4 are respectively provided with a bolt 9 fixedly connected with the concrete body 1, the reinforcing ribs 8 are triangular, tension springs 10 are movably sleeved on the outer walls of the two screw rods 6, the reinforcing ribs 8, the bolts 9, the tension springs 10 can be any one of the prior art, one ends of the tension springs 10 are fixedly connected with the supporting plates 4, the other ends of the tension springs 10 are fixedly connected with the internal thread sleeve 7, under the mutual matching of the disc 3, the rotating shaft 5 and the rolling bearing 11, the supporting plates 4 can rotate on the bottom plate 2, the two supporting plates 4 are convenient to be parallel to each other, and the installation difficulty of the screw rods 6 and the internal thread sleeve 7 is reduced.

Referring to fig. 1-4, a rolling bearing 11 is installed on the outer wall of the rotating shaft 5, a circular notch 14 matched with the rolling bearing 11 is formed in the bottom plate 2, guide rods 12 penetrating through the support plates 4 are horizontally arranged on the front side and the rear side of the internal thread sleeve 7, external threads are formed in the outer wall of each guide rod 12, nuts 13 which are abutted against the support plates 4 are connected to the outer wall of each guide rod 12 in a threaded mode, the nuts 13 can be any one of the nuts in the prior art, the nuts 13 are located on one side, away from each other, of the two support plates 4, the guide rods 12 and the nuts 13 are arranged, and stability of the device during use is further enhanced.

The utility model discloses theory of operation: at the bottom plate 2, backup pad 4, extension spring 10, screw rod 6 and internal thread sleeve 7 mutually support down, through rotating internal thread sleeve 7, make two screw rods 6 be close to each other, thereby carry out physics to the crack and repair, avoid the crack to produce the secondary fracture easily after paining the benefit thick liquid, at disc 3, pivot 5 and antifriction bearing 11 mutually support down, backup pad 4 can rotate on bottom plate 2, be convenient for be parallel to each other between two backup pad 4, the installation degree of difficulty of screw rod 6 and internal thread sleeve 7 has been reduced, set up guide bar 12 and nut 13, further reinforcing the stability when the device uses.

It should be noted that the components, modules and mechanisms that are not described in detail in this application are all general standard components or components known to those skilled in the art, and the structure and principle of the components can be known to those skilled in the art through technical manuals or through routine experiments. The connection relationship between the structures can be any one of the prior art such as: use the mode of the spiro union of realizing through bolt and nut cooperation, use the joint mode of realizing through the cooperation of size cooperation and fastener, through modes integrated into one piece such as forging, cutting, through welded fastening's mode etc. this technical field personnel can combine the description and the structural feature of this application, learn or learn through conventional experimental method through looking up technical manual. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a structure is restoreed to concrete crack under water convenient to restore, includes concrete body (1), set up crack, its characterized in that on concrete body (1): the fissured left and right sides all is provided with fastening assembly, fastening assembly includes bottom plate (2) of demountable installation on concrete body (1), the cavity has been seted up in bottom plate (2), and rotationally is provided with disc (3) in the cavity, the upside of disc (3) is provided with backup pad (4), fixedly connected with pivot (5), two between disc (3) and backup pad (4) are close to equal fixedly connected with screw rod (6), two on the inner wall of one side each other backup pad (4) threaded connection has female sleeve (7) on the outer wall of screw rod (6).

2. The underwater concrete crack repairing structure convenient to repair as claimed in claim 1, wherein: two equal fixedly connected with strengthening rib (8) on the outer wall of one side is kept away from each other in backup pad (4), four corners on backup pad (4) all are provided with bolt (9) with concrete body (1) fixed connection.

3. The underwater concrete crack repair structure convenient to repair of claim 2, wherein: the shape of strengthening rib (8) is triangle-shaped, two all activity cover connects on the outer wall of screw rod (6) extension spring (10).

4. The underwater concrete crack repairing structure convenient to repair as claimed in claim 3, wherein: one end of the tension spring (10) is fixedly connected with the support plate (4), and the other end of the tension spring (10) is fixedly connected with the internal thread sleeve (7).

5. The underwater concrete crack repairing structure convenient to repair as claimed in claim 1, wherein: install antifriction bearing (11) on the outer wall of pivot (5), set up circular notch (14) with antifriction bearing (11) looks adaptation on bottom plate (2).

6. The underwater concrete crack repair structure convenient to repair of claim 1, wherein: the front side and the rear side of the internal thread sleeve (7) are horizontally provided with guide rods (12) penetrating through the supporting plate (4), and external threads are formed in the outer wall of each guide rod (12).

7. The underwater concrete crack repair structure convenient to repair of claim 6, wherein: and each guide rod (12) is connected with a nut (13) which is propped against the support plate (4) in a threaded manner on the outer wall, and the nuts (13) are positioned on one sides of the two support plates (4) which are far away from each other.