CN211816275U

CN211816275U - Bridge is faced excavation of water foundation ditch and is propped up retaining wall device

Info

Publication number: CN211816275U
Application number: CN202020099291.5U
Authority: CN
Inventors: 李平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-30
Anticipated expiration: 2030-01-17

Abstract

The utility model provides a bridge near-water foundation pit excavation supporting wall device, which comprises a supporting mechanism; the supporting mechanism is connected with the connecting seats through limiting grooves, the two connecting seats are respectively provided with a U-shaped groove, and a limiting plate is welded on the basis of the U-shaped grooves; a support frame with a reinforcing rib is clamped on the connecting seat through a U-shaped groove; a group of circular step-shaped bulges used for fixing the scraping seat B are processed on the protection mechanism. Be provided with the supporting shoe on the baffle, when the baffle is connecting, can leave the clearance about 1cm between the supporting shoe of two parts, be provided with two opposite direction's recess on the supporting shoe, compare with the bolt between the interior outer baffle in the comparison file, fixing bolt installs more conveniently, be convenient for change alone when the screw thread on the fixing bolt damages, opposite direction's recess is effectual carries out spacing fixed with fixing bolt, rubber packing pad is convenient for place in the clearance between the baffle, it is supplementary closely to the infiltration.

Description

Bridge is faced excavation of water foundation ditch and is propped up retaining wall device

Technical Field

The utility model belongs to the technical field of the bridge is strutted, more specifically says, in particular to bridge is close water foundation ditch excavation retaining wall device.

Background

A bridge, which is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through; along with the development of society, more and more bridges are constantly renovating, renovating at the bridge and building the in-process, inevitably can dig the base pile in some position near water, need support the protection with the help of a revetment when the foundation ditch excavation, prevent near water soil layer have the infiltration phenomenon that appears warping and collapsing.

The existing Chinese utility model patent with the patent number of CN201721692090.0, for example, discloses a bridge near-water foundation pit excavation supporting wall device, which comprises a foundation pit, an outer baffle, a corner baffle, an inner baffle, a support frame, a telescopic ejector rod and a corner fixing plate, wherein the outer baffle is assembled side by side, the corner baffle is arranged at the edge of the outer baffles at two sides, the support frame is arranged on the corner baffle, and the support frame, the corner baffle and the outer baffle are integrally n-shaped; the transverse section of the isolation plate is arc-shaped, and a water seepage plate is arranged on the isolation plate.

Based on the search for the patent number, although this patent is through the telescopic link with outer protector tightly fixed, the problem of the impetus that increases this device, connect through the bolt between outer baffle and the interior baffle, still there are the following shortcomings: because the telescopic rod can generate larger supporting force during adjustment, the telescopic rod needs to be further adjusted by means of tools when needed, so that the telescopic rod can be better and tightly fixed to an external protection device; it is seen from the attached drawing in the comparison document that the outer baffle and the inner baffle are fixed through the bolts, the fixing bolts are fixedly connected to the side fixing plates, the device is convenient to disassemble and assemble, threads can be damaged when the bolts are frequently disassembled, and the bolts on the side fixing plates are troublesome to replace.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a device for excavating a supporting wall of a foundation pit near water of a bridge is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a bridge near-water foundation pit excavation supporting wall device, which aims to solve the problems that a telescopic rod can generate a large supporting force when being adjusted, the telescopic rod needs to be further adjusted by means of a tool when needed, so that the telescopic rod can be better and tightly fixed to an external protection device, the adjustable flexibility of the telescopic rod is poor when being adjusted, the telescopic rod is stressed for a long time, the telescopic rod is easy to damage after being used for a period of time, and the replacement is troublesome; it sees from the drawing in the comparison document that through the bolt fastening between outer baffle and the interior baffle, fixing bolt fixed connection is on the side fixed plate, because the device realizes that convenient to detach assembles, and the screw thread can damage when so often dismantling the bolt, and the bolt on the side fixed plate is comparatively troublesome problem when changing.

The utility model is used for a bridge is close to purpose and efficiency of water foundation ditch excavation retaining wall device is reached by following concrete technical means:

a supporting wall device for excavation of a bridge near-water foundation pit comprises a supporting mechanism; the supporting mechanism is connected with the connecting seats through limiting grooves, the two connecting seats are respectively provided with a U-shaped groove, and a limiting plate is welded on the basis of the U-shaped grooves; a support frame with a reinforcing rib is clamped on the connecting seat through a U-shaped groove, and the protection mechanism is fixedly connected with the support frame through a bolt; the protection mechanism is fixedly connected with two side wings for preventing soil from sliding downwards through bolts, and a group of circular step-shaped bulges for fixing the scraping seat B are processed on the protection mechanism; two rings are installed on the scraping seat B through a connecting block.

Furthermore, the supporting mechanism comprises a bottom plate, a protective cover, a threaded telescopic rod and a scraping seat A, three bolt stepped holes for connecting the threaded telescopic rod are formed in the bottom of the bottom plate, three grooves for placing the threaded telescopic rod are formed in the upper portion of the bottom plate, and two arc grooves for circumferentially limiting the threaded telescopic rod are symmetrically formed in the grooves; the bottom of the bottom plate is rotatably connected with a concave protective cover of which the inner wall is matched with the bottom plate through a rotating shaft, and the bottom plate protective covers are fixed through two elastic buckles; the base of the threaded telescopic rod is matched with the groove above the bottom plate, and a scraping seat A is fixedly connected above the threaded telescopic rod through a bolt.

Furthermore, the supporting mechanism further comprises a threaded telescopic rod, a hexagonal adjusting bolt and a circular friction block are welded on the threaded telescopic rod, and three positioning grooves used for placing the friction block are formed in the bottom of the connecting seat.

Further, strike off the welding and have a slope 45 degrees strike off the board on the seat A, and strike off the board laminating on the thread groove of screw thread telescopic link.

Furthermore, the protection mechanism comprises a baffle plate, a water seepage plate, a supporting block and a fixing bolt, wherein two grooves matched with the water seepage plate are formed in the baffle plate, and the water seepage plate provided with a plurality of circular through holes is fixed on the baffle plate through the bolt; two rectangular supporting blocks are symmetrically welded on the two parts of baffles, and a gap of about 1cm is reserved between the supporting blocks when the two parts of baffles are connected; two grooves in opposite directions are formed in the supporting block, and the shape of each groove is the same as that of the fixing bolt.

Furthermore, strike off and offer the draw-in groove of four circular arc structures on the seat B, and strike off the bottom processing of seat B and have a plurality of and seep the circular cone arch that the pore agreeed with of water board.

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

the utility model improves the supporting mechanism, a bottom plate connected with the protective device is arranged on the supporting mechanism, a protective cover which is rotationally connected is arranged on the bottom plate, the protective cover is fixed on the bottom plate through a buckle, two groups of threaded telescopic rods are fixedly connected on the bottom plate through bolts, a groove for limiting the threaded telescopic rods is arranged on the bottom plate, the scraping seat A is fixedly connected with the threaded telescopic rod, and the scraping block inclined by 45 degrees is arranged on the scraping seat A, so that compared with a comparison file, the protective cover is convenient to disassemble while protecting the bolt, the groove on the bolt can not be greatly damaged when the bolt is disassembled, the bolt is adjusted by rotating the adjusting bolt with the help of a tool, thereby drive the inboard threaded rod of screw thread telescopic link and reciprocate to adjust the support height, strike off seat A and strike off the silt of adhesion on screw thread telescopic link thread groove automatically, it is convenient.

The fixed knot who has improved protection machanism constructs, be provided with the infiltration board of the installation of being convenient for on protection machanism's baffle, be provided with the supporting shoe on the baffle, when the baffle is when connecting, can leave the clearance about 1cm between the supporting shoe of two parts, be provided with two opposite direction's recess on the supporting shoe, set up the width of recess into agreeing with fixing bolt mutually, compare with the bolt between the interior outer baffle in the comparison file, fixing bolt installation is more convenient, be convenient for change alone when the screw thread on the fixing bolt damages, opposite direction's recess is effectual carries out spacing fixed with fixing bolt, the clearance between the baffle is convenient for place rubber packing pad, it is close to assist the infiltration.

Drawings

Fig. 1 is a first perspective axial view structure diagram of the present invention.

Fig. 2 is a schematic view of the second viewing angle of the present invention.

Fig. 3 is a schematic view of the partial axial view structure of the protective cover of the present invention after being opened.

Fig. 4 is a schematic view of the local axial view structure of the protection mechanism of the present invention.

Fig. 5 is a schematic view of the second view angle partial axial view structure of fig. 4 according to the present invention.

Fig. 6 is a schematic view of the bottom plate of the present invention.

Fig. 7 is a schematic view of the local section axis structure of the connecting seat of the present invention.

Fig. 8 is a schematic axial view of the baffle of the present invention.

Fig. 9 is a schematic view of the baffle of the present invention.

Fig. 10 is an enlarged schematic axial view of fig. 1 a according to the present invention.

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

1. a support mechanism; 101. a base plate; 102. a protective cover; 103. a threaded telescopic rod; 104. adjusting the bolt; 105. a scraping seat A; 2. a connecting seat; 3. a protection mechanism; 301. a baffle plate; 302. a water seepage plate; 303. a support block; 304. fixing the bolt; 4. scraping seat B.

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 10:

the utility model provides a bridge near-water foundation pit excavation supporting wall device, which comprises a supporting mechanism 1; the supporting mechanism 1 is connected with the connecting seats 2 through limiting grooves, the two connecting seats 2 are respectively provided with a U-shaped groove, and a limiting plate is welded on the basis of the U-shaped grooves; a support frame with a reinforcing rib is clamped on the connecting seat 2 through a U-shaped groove, and the protection mechanism 3 is fixedly connected with the support frame through a bolt; two side wings for preventing soil from sliding downwards are fixedly connected to the protection mechanism 3 through bolts, and a group of circular step-shaped bulges for fixing the scraping seat B4 are processed on the protection mechanism 3; two rings are arranged on the scraping seat B4 through a connecting block.

The supporting mechanism 1 comprises a bottom plate 101, a protective cover 102, a threaded telescopic rod 103 and a scraping seat A105, three stepped holes for bolts for connecting the threaded telescopic rod 103 are formed in the bottom of the bottom plate 101, three grooves for placing the threaded telescopic rod 103 are formed in the upper portion of the bottom plate 101, and two arc grooves for circumferentially limiting the threaded telescopic rod 103 are symmetrically formed in the grooves; the bottom of the bottom plate 101 is rotatably connected with a concave protective cover 102 the inner wall of which is matched with the bottom plate 101 through a rotating shaft, and the protective covers 102 of the bottom plate 101 are fixed through two elastic buckles; the base of screw thread telescopic link 103 agrees with mutually with the recess of bottom plate 101 top, and the top of screw thread telescopic link 103 strikes off a seat A105 through bolt fixedly connected with one, so the effectual protection of bolt on visor 102 is with bottom plate 101, it is more convenient when dismantling, can not cause great damage to the recess on the bolt, screw thread telescopic link 103 is connected with bottom plate 101 through the bolt, be convenient for change, the effectual base with screw thread telescopic link 103 of recess above bottom plate 101 carries out axial fixity.

Wherein, supporting mechanism 1 is still including threaded telescopic rod 103, the welding has an adjusting bolt 104 and a circular clutch blocks of hex-horn shape on threaded telescopic rod 103, and the three constant head tank that is used for placing the clutch blocks is seted up to the bottom of connecting seat 2, so when the holding height of threaded telescopic rod 103 needs to be adjusted, rotate adjusting bolt 104 with the help of the instrument, thereby it reciprocates the regulation holding height to drive the inboard threaded rod of threaded telescopic rod 103, and is convenient, the installation of threaded telescopic rod 103 is convenient for to the constant head tank on connecting seat 2.

Wherein, strike off the welding and have a 45 degrees boards of striking off of slope on seat A105, and strike off the board laminating on the thread groove of screw thread telescopic link 103, because the screw thread on the screw thread telescopic link 103 exposes the outside for a long time, it adheres to on the thread groove of screw thread telescopic link 103 to have silt inevitably, when the height of screw thread telescopic link 103 is adjusted downwards, the screw thread on the screw thread telescopic link 103 can be worn and torn by silt, strike off seat A105's effect and strike off the silt of adhesion at screw thread telescopic link 103, the silt of striking off is removed to the outside through the board that strikes off of slope form, strike off seat A105 and increased the life of screw thread telescopic link 103.

The protection mechanism 3 comprises a baffle 301, a water seepage plate 302, a supporting block 303 and a fixing bolt 304, wherein the baffle 301 is provided with two grooves matched with the water seepage plate 302, and the water seepage plate 302 provided with a plurality of circular through holes is fixed on the baffle 301 through the bolt; two rectangular supporting blocks 303 are symmetrically welded on the two parts of baffles 301, and a gap of about 1cm is reserved between the supporting blocks 303 when the two parts of baffles 301 are connected; two opposite direction's recess has been seted up on the supporting shoe 303, and the shape of recess is the same with fixing bolt 304, compare with the bolt between interior outer baffle 301 in the comparison file, fixing bolt 304 is more convenient with infiltration board 302 installation, fixing bolt 304 is convenient for change alone with when seeping water board 302 and damaging, opposite direction's recess is effectual carries out spacing fixed with fixing bolt 304, the rubber packing pad is convenient for place in the clearance between baffle 301, carry out supplementary sealed to the infiltration.

Wherein, scrape the draw-in groove of seting up four circular arc structures on the seat B4, and the bottom processing of scraping seat B4 has a plurality of and seeps the circular cone arch that water board 302 through-hole agreed with mutually, so when not using to scrape seat B4, the draw-in groove of scraping on the seat B4 is convenient for fix on protection machanism 3, owing to be seeping water the in-process, partly earth can the adhesion on the through-hole of seeping water board 302, it is more troublesome when the clearance, scrape the circular cone arch on the seat B4 and assist the clearance to the through-hole on seeping water board 302, it is convenient.

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

when the device is used, the device is firstly assembled and then fixed one by one through bolts, the bottom plate 101 is connected with the connecting seat 2 through the threaded telescopic rod 103 and then placed on the protection device, and then the adjusting bolt 104 is rotated by means of a tool, so that the threaded telescopic rod 103 is driven to clamp the protection device;

due to the adjusting bolt 104 welded on the threaded telescopic rod 103, the threaded telescopic rod 103 is convenient to adjust; the threaded telescopic rod 103 is convenient to replace through the bolt and the bottom plate 101;

when the through-hole on the infiltration board 302 needs to be cleared up, will scrape seat B4 and take off from protection machanism 3, and later hold the bracelet of scraping on the seat B4 of scraping and assist the clearance to infiltration board 302 with the hand, when not using to scrape seat B4, will scrape seat B4 and place and fix through the draw-in groove on protection machanism 3, be convenient for place.

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 bridge is close to water foundation ditch excavation retaining wall device which characterized in that: comprises a supporting mechanism (1); the supporting mechanism (1) is connected with the connecting seats (2) through limiting grooves, the two connecting seats (2) are respectively provided with a U-shaped groove, and a limiting plate is welded on the basis of the U-shaped grooves; a support frame with a reinforcing rib is clamped on the connecting seat (2) through a U-shaped groove, and the protection mechanism (3) is fixedly connected with the support frame through a bolt; the protection mechanism (3) is fixedly connected with two side wings for preventing soil from sliding downwards through bolts, and a group of circular step-shaped bulges for fixing the scraping seat B (4) are processed on the protection mechanism (3); two rings are installed on the scraping seat B (4) through a connecting block.

2. The device for excavating the supporting wall of the foundation pit near the water of the bridge as claimed in claim 1, wherein: the supporting mechanism (1) comprises a bottom plate (101), a protective cover (102), a threaded telescopic rod (103), an adjusting bolt (104) and a scraping seat A (105), wherein three stepped holes for bolts used for connecting the threaded telescopic rod (103) are formed in the bottom of the bottom plate (101), three grooves used for placing the threaded telescopic rod (103) are formed in the upper portion of the bottom plate (101), and two arc grooves used for circumferentially limiting the threaded telescopic rod (103) are symmetrically formed in the grooves; the bottom of the bottom plate (101) is rotatably connected with a concave protective cover (102) with an inner wall matched with the bottom plate (101) through a rotating shaft, and the protective covers (102) of the bottom plate (101) are fixed through two elastic buckles; the base of the threaded telescopic rod (103) is matched with the groove above the bottom plate (101), and a scraping seat A (105) is fixedly connected above the threaded telescopic rod (103) through a bolt; the threaded telescopic rod (103) is welded with a hexagonal adjusting bolt (104) and a circular friction block, and the bottom of the connecting seat (2) is provided with three positioning grooves for placing the friction block.

3. The device for excavating the supporting wall of the foundation pit near the water of the bridge as claimed in claim 2, wherein: the scraping seat A (105) is welded with a scraping plate inclined by 45 degrees, and the scraping plate is attached to a thread groove of the thread telescopic rod (103).

4. The device for excavating the supporting wall of the foundation pit near the water of the bridge as claimed in claim 1, wherein: the protection mechanism (3) comprises a baffle (301), a water seepage plate (302), a supporting block (303) and a fixing bolt (304), wherein the baffle (301) is provided with two grooves matched with the water seepage plate (302), and the water seepage plate (302) provided with a plurality of circular through holes is fixed on the baffle (301) through the bolt; two rectangular supporting blocks (303) are symmetrically welded on the baffle plates (301) of the two parts, and a gap of about 1cm is reserved between the supporting blocks (303) when the baffle plates (301) of the two parts are connected; two grooves in opposite directions are formed in the supporting block (303), and the shape of each groove is the same as that of the fixing bolt (304).

5. The device for excavating the supporting wall of the foundation pit near the water of the bridge as claimed in claim 1, wherein: four clamping grooves with arc structures are formed in the scraping seat B (4), and a plurality of conical bulges matched with the through holes of the water seepage plate (302) are machined at the bottom of the scraping seat B (4).