CN218437093U

CN218437093U - Pit wall anti-loosening reinforcing mechanism for constructional engineering

Info

Publication number: CN218437093U
Application number: CN202222446946.3U
Authority: CN
Inventors: 周鹤; 宋高明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-03
Anticipated expiration: 2032-09-16

Abstract

The utility model belongs to the technical field of building engineering, especially, be a pit wall locking reinforcing mechanism that looses for building engineering, including backup pad and four gusset plates of setting in the backup pad below, still include the reinforcement subassembly of setting in the backup pad below, the reinforcement subassembly includes screwed pipe, second bearing, pipe block, first concave piece, rectangle pole, second concave piece and positive and negative screw rod, positive and negative screw rod is connected in the circular slot that the backup pad surface was seted up through first bearing rotation, the screwed pipe is symmetrical and is set up the surface of positive and negative screw rod; the device is used for reinforcing different foundation pit walls by adjusting the supporting strength through rotating the positive and negative screw rods, can be repeatedly used, and has the characteristic of locking the positive and negative screw rods to keep the supporting strength.

Description

Pit wall anti-loosening reinforcing mechanism for constructional engineering

Technical Field

The utility model belongs to the technical field of building engineering, concretely relates to anti-loosening strengthening mechanism of pithead for building engineering.

Background

The building engineering refers to an engineering entity formed by the construction of various house buildings and auxiliary facilities thereof and the installation activities of lines, pipelines and equipment matched with the house buildings;

in the foundation stage of the building engineering, pit grooves with different depths and shapes are required to be dug, certain supports are required to be arranged on the foundation pit to reinforce the pit wall of the foundation pit according to the conditions of soil quality, the influence of underground water, the limitation of a construction site or an adjacent building and other factors, a cast-in-place concrete structure is mostly adopted to support and reinforce the deep foundation pit of the cuboid in a commonly used mode, the cast-in-place concrete needs cast-in-place maintenance, so the required construction period is long, and shear-resistant reinforcing steel bars are arranged around the reserved inclined holes of the inclined strut base, so the construction process and the construction difficulty are increased, even so shear failure is often caused, the reinforced concrete structure is difficult to recycle, the support strength of the support structure cannot be adjusted, and after the foundation engineering construction is finished, the blasting mode is generally adopted when the inclined strut is dismantled, so that not only environmental pollution is caused, but also a large amount of building wastes are generated;

therefore, the anti-loosening and reinforcing mechanism for the pit wall for the building engineering is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides among the above-mentioned background art, the utility model provides a locking reinforcing mechanism that looses of pithead for building engineering can be used for consolidating different foundation ditch pitheads through rotating positive and negative screw rod regulation support intensity to can reuse, have the characteristics that positive and negative screw rod of locking keeps supporting intensity simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a pit wall anti-loosening reinforcing mechanism for constructional engineering comprises a supporting plate, four reinforcing plates arranged below the supporting plate and a reinforcing assembly arranged below the supporting plate;

the reinforcing component comprises a threaded pipe, a second bearing, a circular pipe block, a first concave block, a rectangular rod, a second concave block and a positive and negative screw rod, the positive and negative screw rod is rotatably connected in a circular groove formed in the surface of the supporting plate through the first bearing, the threaded pipe is symmetrically arranged on the surface of the positive and negative screw rod, the second bearing is fixedly connected on the surface of the threaded pipe, the circular pipe block is fixedly connected on the surface of the second bearing, each circular array on the surface of the circular pipe block is provided with four first concave blocks, each circular array on the inner wall surface of each first concave block is rotatably connected with the rectangular rod through a first pin shaft, the second concave block is symmetrically arranged on the surface of the reinforcing plate, and one end, far away from the first concave block, of the rectangular rod is rotatably connected to the inner wall surface of the second concave block through a second pin shaft.

The pit wall loosening-preventing reinforcing mechanism for the building engineering is preferred, and further comprises a locking assembly;

the locking assembly comprises a limiting ratchet wheel, a cylindrical rod, a limiting pawl, a rectangular plate and a spring rope, the limiting ratchet wheel is fixedly connected to the surface of the positive and negative screw rod, the cylindrical rod is fixedly connected to the surface of the supporting plate, the limiting pawl is rotatably connected to the surface of the cylindrical rod, the rectangular plate is rotatably connected to the surface of the supporting plate, and the spring rope is fixedly connected between the rectangular plate and the limiting pawl.

As the utility model relates to a locking reinforcement mechanism that looses of pithead for building engineering is preferred still includes first cylinder piece, positive and negative screw rod fixed connection be in the surface of positive and negative screw rod.

As the utility model relates to a locking reinforcement mechanism that looses of pithead for building engineering is preferred, still include threaded rod and second cylinder piece, four the threaded rod spiro union respectively in the threaded hole that the backup pad surface was seted up, just the threaded rod runs through the one end fixedly connected with respectively of backup pad the second cylinder piece.

Compared with the prior art, the beneficial effects of the utility model are that: add the reinforcement subassembly on this application, be favorable to coming the support intensity of adjusting device to the hole wall through rotatory positive and negative screw rod to better reinforcement has meanwhile been added the locking subassembly, and the support intensity that the screw rod made the device of being convenient for to lock is just turned over and is kept, makes the device stable consolidate the hole wall.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of a screw rod with positive and negative threads and a threaded pipe according to the present invention;

FIG. 4 is a schematic structural view of the middle ratchet wheel and the screw with positive and negative threads of the present invention;

in the figure:

1. a support plate; 12. a reinforcing plate;

2. a reinforcement assembly; 21. a threaded pipe; 22. a second bearing; 23. a round pipe block; 24. a first concave block; 25. a rectangular bar; 26. a second concave block; 27. a positive and negative screw rod; 28. a first cylindrical block; 29. a threaded rod; 210. a second cylindrical block;

3. a locking assembly; 31. a limiting ratchet wheel; 32. a cylindrical rod; 33. a limiting pawl; 34. a rectangular plate; 35. a spring rope.

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.

As shown in fig. 1;

the utility model provides a pit wall locking reinforcing mechanism that looses for building engineering, includes backup pad 1 and sets up four gusset plates 12 of backup pad 1 below.

In this embodiment: the mode that the support that deals with in the deep basal pit of cuboid was consolidated and is commonly used adopts cast in situ concrete structure to carry out the bracing more, cast in situ concrete is because need the cast in situ maintenance, so the period of work that needs is long, and because the bracing base reserves all around the inclined hole and will set up anti-shear reinforcing bar, construction process and the construction degree of difficulty have been increased, even so also often take place the shear failure easily, and reinforced concrete structure, hardly recycle, bracing structure can not adjust bearing structure's support strength, and after basic engineering construction is accomplished, generally all adopt the mode of blasting when demolising the bracing, not only can bring environmental pollution, also can produce a large amount of building waste, borrow this and add on the basis and consolidate subassembly 2 and locking subassembly 3.

Further, the method comprises the following steps:

as shown in fig. 1 to 4:

in combination with the above: reinforce subassembly 2 and include screwed pipe 21, second bearing 22, pipe piece 23, first concave piece 24, rectangular rod 25, second concave piece 26 and positive and negative screw rod 27, positive and negative screw rod 27 rotates through first bearing and connects in the circular slot that backup pad 1 surface was seted up, screwed pipe 21 is the symmetry and sets up the surface at positive and negative screw rod 27, second bearing 22 fixed connection is on screwed pipe 21's surface, pipe piece 23 fixed connection is on second bearing 22's surface, the surperficial annular array of every pipe piece 23 has four first concave pieces 24, and the internal face of every first concave piece 24 is connected with rectangular rod 25 through first round pin rotation, the surface symmetry of gusset plate 12 is provided with second concave piece 26, the one end that first concave piece 24 was kept away from to rectangular rod 25 rotates the internal face of connecting at second concave piece 26 through second round pin respectively.

In this embodiment: when the foundation pit wall in the foundation engineering in the building engineering is reinforced, the support plate 1 is placed on the ground, the four reinforcing plates 12 are attached to the four pit walls of the foundation pit, the positive and negative screw rods 27 are rotated, the two threaded pipes 21 screwed on the surfaces of the positive and negative screw rods 27 move in the directions away from each other, namely, the round pipe blocks 23 on the surfaces of the threaded pipes 21 move in the directions away from each other through the rotation of the second bearings 22, the length of the rectangular rod 25 is fixed, and the first concave blocks 24 rotate in the first concave blocks 24 fixed on the surfaces of the round pipe blocks 23, so that the rectangular rod 25 moves in the direction away from the round pipe blocks 23 in the horizontal direction, namely, the reinforcing plates 12 move in the directions away from the positive and negative screw rods 27, at the moment, the two reinforcing plates 12 parallel to each other are away from each other between the four reinforcing plates 12, namely, the reinforcing plates 12 extrude the pit walls, and the loose pit walls are reinforced.

It should be noted that: two adjacent reinforcing plates 12 are perpendicular to each other, the positive and negative screw 27 is composed of two screws with the same size and the same surface and opposite thread rotating directions, the two threaded pipes 21 are respectively located on the thread surfaces with the opposite rotating directions, the top ends of the positive and negative screw 27 are provided with hexagonal prism blocks, the hexagonal prisms can be sleeved through hexagonal sleeves, the positive and negative screw 27 can be conveniently rotated through the hexagonal prism blocks at the moment, the bottom surface of the supporting plate 1 is fixedly connected with a long round rod, the long round rod is rotatably connected in through long grooves formed in the surfaces of the two threaded pipes 21, the bottom end of the long round rod is attached to the upper surface of the first cylindrical block 28, and the long round rod is used for preventing the threaded pipes 21 from rotating along with the positive and negative screw 27 when the positive and negative screw 27 rotates.

Further, the method comprises the following steps:

in an alternative embodiment, the locking assembly 3 comprises a limit ratchet 31, a cylindrical rod 32, a limit pawl 33, a rectangular plate 34 and a spring rope 35, wherein the limit ratchet 31 is fixedly connected to the surface of the positive and negative screw 27, the cylindrical rod 32 is fixedly connected to the surface of the supporting plate 1, the limit pawl 33 is rotatably connected to the surface of the cylindrical rod 32, the rectangular plate 34 is rotatably connected to the surface of the supporting plate 1, and the spring rope 35 is fixedly connected between the rectangular plate 34 and the limit pawl 33.

In this embodiment: after the supporting force of the device for reinforcing the pit wall of the foundation pit is adjusted, when the pit wall tends to collapse, the extrusion force generated by the pit wall on the four reinforcing plates 12 enables the two threaded pipes 21 to tend to approach each other through transmission, at the moment, the limiting ratchet 31 fixed on the surface of the positive and negative screw rods 27 tends to rotate, the limiting pawl 33 rotating on the surface of the cylindrical rod 32 extrudes the limiting ratchet 31 under the action of the spring rope 35 fixed between the rectangular plate 34 and the limiting pawl 33, when the limiting ratchet 31 rotates clockwise, the limiting pawl 33 slides on the surface of the limiting ratchet 31, when the limiting ratchet 31 rotates anticlockwise, the limiting pawl 33 is inserted into the wheel teeth of the limiting ratchet 31, so that the limiting ratchet 31 stops rotating, at the moment, the positive and negative screw rods 27 stop rotating, and the device keeps the supporting force on the pit wall.

It should be noted that: the working principle between the limiting ratchet wheel 31 and the limiting pawl 33 is as follows: when the driving piece swings clockwise, the driving pawl is inserted into a tooth groove of the ratchet wheel, the ratchet wheel rotates by a certain angle, and at the moment, the non-return pawl slides on a tooth back of the ratchet wheel. When the driving part rotates anticlockwise, the non-return pawl prevents the ratchet wheel from rotating anticlockwise, and the driving pawl can slide on the back of the ratchet wheel teeth, so that the ratchet wheel is still. Therefore, when the driving member continuously reciprocates, the ratchet wheel performs unidirectional intermittent motion, and the spring rope 35 is always in a tensed state.

Further, the following steps:

in an alternative embodiment, the device further comprises a first cylindrical block 28, and the forward and reverse threaded rods 27 are fixedly connected to the surfaces of the forward and reverse threaded rods 27.

In this embodiment: during the adjustment of the reinforcement of the pit wall, when the rectangular rod 25 is moved perpendicular to the reinforcing plate 12, the first cylindrical block 28 prevents the threaded pipes 21 from further moving away from each other, so that the supporting force of the device is reduced.

It should be noted that: the threaded pipe 21 is located at the lower part of the front and back threaded rods 27, and when the bottom surface of the lower threaded pipe 21 of the two threaded pipes 21 is engaged with the first cylindrical block 28, the rectangular rod 25 is in a horizontal state.

Further, the following steps:

in an optional embodiment, the device further comprises threaded rods 29 and second cylindrical blocks 210, the four threaded rods 29 are respectively screwed in threaded holes formed in the surface of the support plate 1, and one ends of the threaded rods 29 penetrating through the support plate 1 are respectively fixedly connected with the second cylindrical blocks 210.

In this embodiment: in the building site, when the topography is uneven around the foundation ditch pitwall that needs to be strutted, accessible rotary threaded rod 29 adjusts the distance of second cylinder piece 210 and backup pad 1, makes backup pad 1 and ground keep parallel to and make the device be in vertical state all the time, thereby prevents that the device slope is to the holding power unbalance of four pitwalls of foundation ditch.

The working principle is as follows: when the foundation pit wall in the foundation engineering in the building engineering is reinforced, the support plate 1 is placed on the ground to make the four reinforcing plates 12 fit with the four pit walls of the foundation pit, the positive and negative screw rods 27 are rotated to make the two screw pipes 21 screwed on the surfaces of the positive and negative screw rods 27 move in the directions of separating from each other, namely, the round pipe blocks 23 on the surfaces of the screw pipes 21 are rotated by the second bearings 22 to move in the directions of separating from each other, because the length of the rectangular rod 25 is fixed, and the first concave block 24 is rotated in the first concave block 24 fixed on the surface of the round pipe block 23, the rectangular rod 25 moves in the direction of separating from the round pipe blocks 23 in the horizontal direction, namely, the reinforcing plates 12 move in the direction of separating from the positive and negative screw rods 27, at the moment, between the four reinforcing plates 12, the two reinforcing plates 12 which are parallel to each other are separated from each other, namely, the reinforcing plates 12 extrude the pit walls, so that the loose pit walls are reinforced, after the supporting force of the device for reinforcing the pit wall of the foundation pit is adjusted, when the pit wall has a tendency of collapsing, the extrusion force of the pit wall on four reinforcing plates 12 enables two threaded pipes 21 to have a tendency of approaching each other through transmission, at the moment, a limiting ratchet 31 fixed on the surface of a positive and negative screw 27 has a tendency of rotating, a limiting pawl 33 rotating on the surface of a cylindrical rod 32 extrudes the limiting ratchet 31 under the action of a spring rope 35 fixed between a rectangular plate 34 and the limiting pawl 33, when the limiting ratchet 31 rotates clockwise, the limiting pawl 33 slides on the surface of the limiting ratchet 31, when the limiting ratchet 31 rotates anticlockwise, the limiting pawl 33 is inserted into wheel teeth of the limiting ratchet 31, so that the limiting ratchet 31 stops rotating, at the moment, the positive and negative screw 27 stops rotating, namely, the device keeps the supporting force on the pit wall, and when the rectangular rod 25 moves to be vertical to the reinforcing plates 12 in the process of reinforcing and adjusting the pit wall, the first cylindrical block 28 can prevent the threaded pipe 21 from continuously moving towards the direction away from each other, so that the supporting force of the device is reduced, when the terrain around the pit wall of a foundation pit to be supported is uneven in a building site, the distance between the second cylindrical block 210 and the supporting plate 1 can be adjusted by rotating the threaded rod 29, the supporting plate 1 is kept parallel to the ground, the device is always in a vertical state, and the supporting force of the device to four pit walls of the foundation pit is prevented from being unbalanced due to the inclination of the device.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a locking reinforcing mechanism that looses of pit wall for building engineering, includes backup pad (1) and sets up four gusset plates (12) of backup pad (1) below, its characterized in that: the reinforcing component (2) is arranged below the supporting plate (1);

the reinforcing component (2) comprises a threaded pipe (21), a second bearing (22), a round pipe block (23), a first concave block (24), a rectangular rod (25), a second concave block (26) and a right-hand and left-hand threaded screw (27), the right-hand and left-hand threaded screw (27) is rotatably connected into a round groove formed in the surface of the supporting plate (1) through a first bearing, the threaded pipe (21) is symmetrically arranged on the surface of the right-hand and left-hand threaded screw (27), the second bearing (22) is fixedly connected onto the surface of the threaded pipe (21), the round pipe block (23) is fixedly connected onto the surface of the second bearing (22), each round pipe block (23) is provided with four first concave blocks (24) in an annular array on the surface, the inner wall surface of each first concave block (24) is rotatably connected with the rectangular rod (25) through a first pin shaft, the second concave blocks (26) are symmetrically arranged on the surface of the reinforcing plate (12), and one end, far away from the first concave block (24), of each rectangular rod (25) is rotatably connected onto the inner wall surface of each second concave block (26) through a second pin shaft.

2. The pitwall loosening-preventing and reinforcing mechanism for the constructional engineering as claimed in claim 1, wherein: further comprising a locking assembly (3);

the locking assembly (3) comprises a limiting ratchet wheel (31), a cylindrical rod (32), a limiting pawl (33), a rectangular plate (34) and a spring rope (35), the limiting ratchet wheel (31) is fixedly connected to the surface of the forward and reverse screw rod (27), the cylindrical rod (32) is fixedly connected to the surface of the supporting plate (1), the limiting pawl (33) is rotatably connected to the surface of the cylindrical rod (32), the rectangular plate (34) is rotatably connected to the surface of the supporting plate (1), and the spring rope (35) is fixedly connected between the rectangular plate (34) and the limiting pawl (33).

3. The pitwall loosening-preventing and reinforcing mechanism for the constructional engineering as claimed in claim 1, wherein: the screw rod assembly further comprises a first cylindrical block (28), and the positive and negative screw rods (27) are fixedly connected to the surfaces of the positive and negative screw rods (27).

4. The pitwall loosening-preventing and reinforcing mechanism for the constructional engineering as claimed in claim 1, wherein: the novel support plate is characterized by further comprising threaded rods (29) and second cylindrical blocks (210), the four threaded rods (29) are respectively in threaded connection with threaded holes formed in the surface of the support plate (1), and one ends, penetrating through the support plate (1), of the threaded rods (29) are respectively and fixedly connected with the second cylindrical blocks (210).