CN211872677U

CN211872677U - Road and bridge crack repairing and fixing structure

Info

Publication number: CN211872677U
Application number: CN202020299903.5U
Authority: CN
Inventors: 屈松; 殷薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-11-06
Anticipated expiration: 2030-03-12

Abstract

The utility model provides a road and bridge crack repairing and fixing structure, which belongs to the technical field of road and bridge, and aims to solve the problems that in the process of repairing the road surface of a bridge, a steel plate is usually used to be paved on the surface and the crack is fixed by using an expansion bolt, and in the process of long-term use, the crack is easy to be worn by passing vehicles due to the fact that the bridge surface is protruded, the control effect on the crack is not good, and the continuous expansion of the internal crack is difficult to prevent, and comprises a fixing frame; the upper end of the fixing frame is fixedly welded and blocked with a bearing plate. The utility model discloses in because the counterpoint piece is installed perpendicularly down to the planar middle part in loading board bottom and the corresponding position department in middle part of supporter, and loading board bottom planar left end border and right-hand member border department symmetry respectively install the fixture block that suits with the slot on the mount, can make loading board fixed mounting on the mount, avoid taking place the dislocation in the use, and it has the concrete to fill in the mount inner chamber, keeps the steadiness and the support nature of structure.

Description

Road and bridge crack repairing and fixing structure

Technical Field

The utility model belongs to the technical field of road and bridge structures, more specifically says, in particular to road and bridge crack repair fixed knot construct.

Background

After the bridge is used for years and years, the structural performance of the bridge is slowly degraded, the bridge has the problem of damage in many places, structural cracks appearing on the bridge are cracks caused by external loads, the distribution and the width of the structural cracks are related to the external loads, the appearance of the cracks indicates that the structural bearing capacity is possibly insufficient or other serious problems exist, and movable cracks are cracks, the widths of which cannot be stable all the time under the existing environment and working conditions and are easy to open and close along with the changes of stress, deformation or environmental temperature and humidity of structural members.

The fixed knot constructs is restoreed many as among patent application CN201920313163.3 in current road surface restoration a road and bridge crack, including the bridge, the top of bridge is seted up fissured, fissured inside packing has concrete layer, fissured inside swing joint has the loading board, loading board swing joint is at concrete layer's top, the inside fixedly connected with reinforcing bar mount of loading board, the inside fixedly connected with gag lever post of loading board, the top of bridge is seted up threaded hole, and gag lever post fixed connection is in the inside of screw hole, the top fixedly connected with waterproof layer of reinforcing bar mount. This road and bridge crack repair fixed knot constructs through setting up loading board, concrete layer and pitch layer, can effectual reinforcing to the cracked repair of bridge, utilizes loading board and reinforcing bar mount as the support, has both guaranteed concrete layer's repair effect, supports the inside filler material in crack simultaneously, guarantees that filler material reaches normal use.

In the process of repairing the bridge pavement, the steel plate is usually used for paving the surface of the steel plate and fixing the cracks by using expansion bolts, and in the long-term use process, the steel plate is easy to be worn by passing vehicles due to protruding out of the bridge deck, the control effect on the cracks is poor, and the continuous expansion of the internal cracks is difficult to prevent.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a fixing structure for repairing a crack of a road and bridge is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fixed knot constructs is restoreed to road and bridge crack to the solution is at bridge road surface repair in-process, uses the steel sheet to spread outward usually and uses expansion bolts to fix the crack on the surface, and in permanent use, because outstanding bridge floor, easily receive the wearing and tearing of passing vehicle, it is not good to fissured control effect moreover, is difficult to prevent the inside fissured problem that continues to enlarge.

The utility model discloses road and bridge crack restores fixed knot to construct purpose and efficiency, is reached by following concrete technical means:

a fixing structure for repairing cracks of a road and bridge comprises a fixing frame; the upper end of the fixed frame is fixedly welded and blocked with a bearing plate; a horizontal supporting body is fixedly arranged at the bottom of the inner cavity of the fixing frame, and the middle part of the supporting body is inserted with the lower end of the bearing plate; pulling and fixing heads are symmetrically arranged on the left end side wall and the right end side wall of the inner cavity of the fixing frame respectively; a tensioning mechanism is screwed between the pulling and fixing head on the left side and the pulling and fixing head on the right side; and two symmetrical expansion bolts are vertically installed on the left end side wall and the right end side wall of the inner cavity of the fixing frame in a penetrating manner respectively.

Furthermore, the fixing frame comprises slots, and symmetrical slots are respectively formed in the top planes of the left end vertical plate and the right end vertical plate of the fixing frame.

Further, the loading board includes counterpoint piece and fixture block, the counterpoint piece is installed under perpendicular with the middle part corresponding position department in the middle part of supporter in the planar middle part of loading board bottom, and the planar left end border of loading board bottom and right-hand member border department symmetry respectively install the fixture block that suits with the slot on the mount.

Furthermore, the support body comprises a fitting head and a positioning groove, the lower end of the support body is a triangular fitting head, and a positioning block matched with the positioning block on the plane of the bottom of the bearing plate is arranged in the middle of the top plane of the support body.

Furthermore, the pulling and fixing head comprises a threaded sleeve and a fixed lug plate, the left end and the right end of the pulling and fixing head are respectively provided with the fixed lug plates tangent to the inner wall of the fixing frame and are fixed on the fixing frame through bolts, and the threaded sleeve is horizontally arranged in the middle of the pulling and fixing head.

Further, straining device includes rotating head, jack and straining screw, both ends are fixed respectively and are provided with the rotating head around straining device's the middle part, and the vertical jack of having seted up on the rotating head, straining screw that the spiral opposite direction is seted up respectively to straining device's left end and right-hand member.

Furthermore, concrete is filled in the inner cavity of the fixing frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

because the alignment block is vertically installed at the position corresponding to the middle part of the support body in the middle of the plane of the bottom of the bearing plate, and the fixture blocks matched with the slots on the fixing frame are respectively and symmetrically installed at the left end edge and the right end edge of the plane of the bottom of the bearing plate, the bearing plate can be fixedly installed on the fixing frame, the dislocation in the use process is avoided, concrete is filled in the inner cavity of the fixing frame, and the stability and the support performance of the structure are kept.

Because swivel nut and fixed otic placode, the left end and the right-hand member of drawing the solid head are provided with the tangent fixed otic placode of mount inner wall respectively, and fix on the mount mountain through the bolt, the middle part of drawing the solid head then the level is provided with the swivel nut, and both ends are fixed respectively and are provided with the rotating head around the middle part of straining device, and the vertical jack of having seted up on the rotating head, straining screw that the spiral opposite direction is seted up respectively to straining device's left end and right-hand member, after expansion bolts fixed, the rotatory straining device of accessible will draw the solid head taut to the centre, so that the fracture is drawn to the shrink.

Drawings

Fig. 1 is a schematic diagram of the right front upper axial view structure of the present invention.

Fig. 2 is a schematic view of the left front lower axial view structure of the present invention.

Fig. 3 is a schematic view of the structure of the present invention.

Fig. 4 is a schematic view of the bearing plate and the fixing frame of the present invention in a separated state.

Fig. 5 is a schematic view of the axial structure of the tensioning mechanism of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a fixed mount; 101. a slot; 2. a carrier plate; 201. a positioning block; 202. a clamping block; 3. a support body; 301. fitting the head; 302. a positioning groove; 4. pulling and fixing the head; 401. a threaded sleeve; 402. fixing the ear plate; 5. a tensioning mechanism; 501. rotating the head; 502. a jack; 503. tensioning the screw rod; 6. an expansion bolt.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a fixing structure for repairing cracks of a road and a bridge, which comprises a fixing frame 1; the upper end of the fixed frame 1 is fixedly welded and blocked with a bearing plate 2; a horizontal supporting body 3 is fixedly arranged at the bottom of the inner cavity of the fixed frame 1, and the middle part of the supporting body 3 is inserted with the lower end of the bearing plate 2; the left end side wall and the right end side wall of the inner cavity of the fixed frame 1 are respectively and symmetrically provided with a pulling and fixing head 4; a tensioning mechanism 5 is screwed between the left pulling and fixing head 4 and the right pulling and fixing head 4; two symmetrical expansion bolts 6 are respectively and vertically arranged on the left end side wall and the right end side wall of the inner cavity of the fixed frame 1 in a penetrating way.

The fixing frame 1 comprises slots 101, and the slots 101 are symmetrically formed in the top planes of the left end vertical plate and the right end vertical plate of the fixing frame 1 respectively.

Wherein, loading plate 2 includes counterpoint piece 201 and fixture block 202, and counterpoint piece 201 is installed perpendicularly down to the middle part of loading plate 2 bottom plane and the corresponding position department in middle part of supporter 3, and loading plate 2 bottom plane's left end border and right-hand member border department symmetry respectively install the fixture block 202 that suits with slot 101 on mount 1, can make loading plate 2 fixed mounting on mount 1, avoid taking place the dislocation in the use.

The supporting body 3 comprises a fitting head 301 and a positioning groove 302, the lower end of the supporting body 3 is the triangular fitting head 301, the middle of the top plane of the supporting body 3 is provided with a positioning block 201 matched with the positioning block 201 on the bottom plane of the bearing plate 2, and the supporting body 3 can be matched with the fixing frame 1 to keep the structure of the lower end of the fixing frame 1 stable.

Wherein, draw solid head 4 including swivel nut 401 and fixed otic placode 402, draw the left end and the right-hand member of solid head 4 and be provided with the tangent fixed otic placode 402 of mount 1 inner wall respectively to fix on mount 1 mountain through the bolt, the middle part of drawing solid head 4 then the level is provided with swivel nut 401.

Wherein, straining mechanism 5 includes rotating head 501, jack 502 and tensioning screw 503, and both ends are fixed respectively around the middle part of straining mechanism 5 are provided with rotating head 501, and vertically on the rotating head 501 have seted up jack 502, and tensioning screw 503 opposite in spiral direction has been seted up respectively to the left end and the right-hand member of straining mechanism 5, and after expansion bolts 6 was fixed, the rotatory tensioning mechanism 5 of accessible will draw solid head 4 taut to the centre to in the shrink is drawn and is held the crack.

Wherein, the inner cavity of the fixing frame 1 is filled with concrete, so that the stability and the support of the structure are maintained.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in the use, because the position department corresponding at the middle part of the planar middle part in loading board 2 bottom and supporter 3 installs counterpoint piece 201 perpendicularly down, and loading board 2 bottom planar left end border and right-hand member border department respectively the symmetry install with the slot 101 on the mount 1 fixture block 202 that suits, can make loading board 2 fixed mounting on mount 1, avoid taking place the dislocation in the use, and it has the concrete to fill in the 1 inner chamber of mount, the steadiness and the support of retaining structure.

And swivel nut 401 and fixed otic placode 402, the left end and the right-hand member of drawing solid head 4 are provided with the tangent fixed otic placode 402 of 1 inner wall of mount respectively, and fix on 1 mountain of mount through the bolt, the middle part of drawing solid head 4 then the level is provided with swivel nut 401, and both ends are fixed respectively and are provided with rotating head 501 around the middle part of straining device 5, and vertically seted up jack 502 on the rotating head 501, straining screw 503 that spiral opposite direction was seted up respectively to the left end and the right-hand member of straining device 5, after expansion bolts 6 fixed, the rotatory straining device 5 of accessible will draw solid head 4 taut to the centre, so that the fracture is drawn to the shrink.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a fixed knot constructs is restoreed to road and bridge crack which characterized in that: comprises a fixed frame (1); the upper end of the fixed frame (1) is fixedly welded and blocked with a bearing plate (2); a horizontal supporting body (3) is fixedly arranged at the bottom of the inner cavity of the fixing frame (1), and the middle part of the supporting body (3) is inserted with the lower end of the bearing plate (2); pulling and fixing heads (4) are symmetrically arranged on the left end side wall and the right end side wall of the inner cavity of the fixing frame (1) respectively; a tensioning mechanism (5) is screwed between the left pulling and fixing head (4) and the right pulling and fixing head (4); two symmetrical expansion bolts (6) respectively penetrate through the left end side wall and the right end side wall of the inner cavity of the fixing frame (1) vertically.

2. The road and bridge crack repairing and fixing structure of claim 1, wherein: the fixing frame (1) comprises slots (101), and the top planes of the left end vertical plate and the right end vertical plate of the fixing frame (1) are respectively provided with the symmetrical slots (101).

3. The road and bridge crack repairing and fixing structure of claim 1, wherein: the bearing plate (2) comprises a positioning block (201) and a fixture block (202), the positioning block (201) is vertically installed at the middle of the bottom plane of the bearing plate (2) and the position corresponding to the middle of the support body (3), and the fixture block (202) matched with the slot (101) in the fixing frame (1) is symmetrically installed at the left end edge and the right end edge of the bottom plane of the bearing plate (2) respectively.

4. The road and bridge crack repairing and fixing structure of claim 1, wherein: the supporting body (3) comprises a fitting head (301) and a positioning groove (302), the lower end of the supporting body (3) is a triangular fitting head (301), and a positioning block (201) matched with the positioning block (201) on the plane of the bottom of the bearing plate (2) is arranged in the middle of the plane of the top of the supporting body (3).

5. The road and bridge crack repairing and fixing structure of claim 1, wherein: draw solid head (4) including swivel nut (401) and fixed otic placode (402), draw the left end and the right-hand member of solid head (4) and be provided with tangent fixed otic placode (402) of mount (1) inner wall respectively to fix on mount (1) mountain through the bolt, draw the middle part of solid head (4) then the level to be provided with swivel nut (401).

6. The road and bridge crack repairing and fixing structure of claim 1, wherein: tensioning mechanism (5) are including rotating head (501), jack (502) and tensioning screw (503), both ends are fixed respectively around the middle part of tensioning mechanism (5) are provided with rotating head (501), and rotating head (501) are gone up vertically and have been seted up jack (502), tensioning screw (503) that spiral opposite direction is seted up respectively to the left end and the right-hand member of tensioning mechanism (5).

7. The road and bridge crack repairing and fixing structure of claim 1, wherein: the inner cavity of the fixing frame (1) is filled with concrete.