Deviation correcting device in grooving drilling process of underground diaphragm wall

Abstract

A deviation rectifying device in the grooving drilling process of an underground diaphragm wall belongs to the technical field of grooving drilling construction of the underground diaphragm wall and comprises a bearing plate, a lifting cap is fixed to the top of the bearing plate, wing plates are symmetrically welded to the two sides of the lower portion of the bearing plate, an impacted plate inclined by 1.5 degrees is fixedly connected to the outer side of the lower portion of the bearing plate, and the impacted plate is fixed to the bearing plate. A bearing beam is fixed to the outer side of the bottom of the force bearing plate and fixedly connected between the force bearing plate and the impacted plate, and a frame beam is further welded between the force bearing plate and the impacted plate. According to the utility model, the inclined potential energy in the impact direction during drilling can be changed under the condition of inclined impact drilling pore-forming, so that more impact energy can be transferred and concentrated to a main hole site to finish hole repair, ensure vertical drilling and prevent the inclination of the drilling hole from being greater than the standard requirement, thereby ensuring the drilling quality.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the underground continuous wall slotting drilling construction technical field relates to a deviation rectifying device that rectifies drilling direction in the process of impact drilling, especially relates to a deviation rectifying device in the process of underground continuous wall slotting drilling. BACKGROUND

[0002] The underground continuous wall is the foundation engineering on the ground uses a kind of slotting machine, along the deep excavation engineering's peripheral axis, under mud protection wall condition, a long and narrow deep groove is excavated, after cleaning groove, steel reinforcement cage is hoisted in groove, then it is built with underwater concrete by guide pipe method to form a unit groove section, so it is performed segment by segment, and a continuous reinforced concrete wall is built underground, as water interception, anti-seepage, load-bearing, water retaining structure.

[0003] The construction of underground continuous wall widely exists in various construction projects, and plays an extremely important role in the safe construction process of major main building.In the process of wall forming by impact drilling using slot plate type and pile slot combination, due to the complex of stratum material and structure, it is inevitable to encounter the condition that the inclination of drilling hole is greater than the specification requirement, or the quality of ground is divided into soft and hard, the drilling direction is easy to tilt to soft stratum, and vertical drilling is difficult.

[0004] Therefore, in order to solve this problem, the utility model provides a deviation rectifying device in the process of underground continuous wall slotting drilling. SUMMARY

[0005] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide a deviation rectifying device in the process of underground continuous wall slotting drilling, to solve the technical problems that in the process of underground continuous wall slotting drilling, the drilling direction is easy to tilt to soft stratum, and vertical drilling is difficult.

[0006] To achieve the above-mentioned purpose and other related purposes, the utility model provides a deviation rectifying device in the process of underground continuous wall slotting drilling, including bearing plate, the top of bearing plate is fixed with hat, the lower part of bearing plate is fixedly connected with the inclined impact plate, the outer side of the bottom of bearing plate is fixed with cushion beam, the cushion beam is fixedly connected between bearing plate and impact plate.

[0007] Preferably in any of the above solutions, the impact plate and the bearing plate are connected by a transition plate.

[0008] Preferably in any of the above solutions, a plurality of connection blocks are welded on the impact plate and the bearing plate.

[0009] Preferably in any of the above solutions, a connection hole is formed in the center of the hat, and a steel rope is connected in the connection hole.

[0010] Preferably, in any of the above solutions, the force plate and the impact plate are formed by connecting several steel rails side by side, the bottom of the steel rails is welded into a plane, and the head is connected by welding steel bars.

[0011] Preferably, in any of the above solutions, the impact plate is inverted with the force plate welded upward.

[0012] Preferably, in any of the above solutions, the force plate is symmetrically welded with a wing plate on the left and right sides of the lower part.

[0013] Preferably, in any of the above solutions, the impact plate and the force plate are inclined by 1-2° from top to bottom.

[0014] Preferably, in any of the above solutions, the impact plate and the force plate are inclined by 1.5° from top to bottom.

[0015] Preferably, in any of the above solutions, the impact plate is welded with a beam at the waist, and the other end of the beam is welded with the force plate.

[0016] Preferably, in any of the above solutions, the force plate is reserved with a lifting hole, and the lifting wire rope is arranged in the lifting hole and connected with the drilling equipment.

[0017] As described above, the deviation correction device in the trenching and drilling process of the underground continuous wall has the following beneficial effects: when facing the impact drilling and hole forming inclination, the device is vertically inserted into the stratum in the sliding direction after impact, the side sliding potential energy of the impact direction is changed, the impact energy is more concentrated to the main hole position, until the drilling head impact direction and potential energy are vertically downward, the drilling head can be punched into a certain depth in the original hole position without sliding inclination, that is, the hole is repaired. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The figure shows the plane schematic diagram of the utility model.

[0019] Figure 2 The figure shows Figure 1 The figure shows the A-A sectional schematic diagram.

[0020] Figure 3 The figure shows Figure 2 The figure shows the B-B sectional schematic diagram.

[0021] Figure 4 The figure shows Figure 1 The figure shows the C-C sectional schematic diagram

[0022] Element number explanation

[0023] 1 - cap; 2 - bearing plate; 3 - impact plate; 4 - beam; 5 - cushion beam; 6 - wing plate; 7 - connecting hole; 8 - steel wire rope; 9 - transition plate; 10 - connecting block; 11 - hoisting hole. DETAILED DESCRIPTION

[0024] The implementation of the present application will be described below by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the specification.

[0025] Please refer to Figures 1 to 4 It should be understood that the structure, proportion, size, etc. shown in the drawings attached to the specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and are not used to limit the implementation conditions of the present application, so they do not have technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the specification are only for the convenience of clear description, and are not used to limit the scope of the present application. The change or adjustment of the relative relationship, without substantially changing the technical content, is also considered as the scope of the present application.

[0026] Please refer to Figures 1-4 The present application provides a deviation correction device in the trenching process of underground continuous wall, comprising a bearing plate 2, the top of the bearing plate 2 is fixed with a cap 1, the outer side of the lower part of the bearing plate 2 is fixedly connected with an impact plate 3 arranged obliquely, the outer side of the bottom of the bearing plate 2 is fixed with a cushion beam 5, and the cushion beam 5 is fixedly connected between the bearing plate 2 and the impact plate 3.

[0027] When the present embodiment is used, the deviation correction device comprises a bearing plate 2 and an impact plate 3 connected side by side by a plurality of steel rails, and the bearing plate 2 and the impact plate 3 are both welded into a plane at the bottom between a plurality of steel rails, and the head part is connected by welding with a 30mm steel bar. Among them, the bearing plate 2 is a stable bearing part of the deviation correction device, and the impact plate 3 is a direct force receiving part of the deviation correction device.

[0028] The plane of the impact plate 3 is inverted and welded with the force plate 2, the force plate 2 is arranged to be inclined on the basis of the horizontal, a certain inclination angle is arranged, the potential energy generated by the impact side slip can be effectively offset, the impact energy is transferred from the inclined direction to the vertical hole position, the geological layer of the hole position is efficiently hit, and the drill bit can be punched into a certain depth in the original hole position. As shown in the figure, the B-B sectional view shows that the force plate 2 and the top of the force plate of the utility model are connected, the steel rails are welded side by side, then the force plate is inverted on the force plate 2, and the head is welded; the C-C sectional view shows that the force plate 2 and the bottom of the force plate of the utility model are connected, the cushion beam 5 is arranged between the two, so that the force plate has a certain inclination.

[0029] In the trenching drilling process of the underground continuous wall, when the impact drilling is inclined, the impact drill bit is proposed, the deviation correcting device is vertically inserted into the stratum (i.e. the stratum is inclined on the side or the soft stratum side) in the sliding direction after the impact, and then the impact drill bit is put in again for drilling. In the drilling process, the impact plate 3 resists the impact force of the side slip in the drilling process, corrects the direction of the drilling inclination, the impact plate 3 enables the impact energy to be more concentrated to the main hole position, concentrates the power on the hole position for repeated impact, until the drill bit can be punched into a certain depth in the original hole position, the impact drill bit no longer has the tendency of side slip, and the hole is completed.

[0030] In the embodiment, the steel rail has excellent friction resistance and high toughness, and can resist the energy generated by the impact drill bit working.

[0031] In the embodiment, the force plate 2 is 6 m long and 0.5 m wide. Specifically, 5 pieces of 24# steel rail with a length of 6 m are connected side by side by welding, the bottom surfaces of the 5 pieces of 24# steel rail are continuously welded in sequence to form a flat plane, and a single piece of 24# steel rail is arranged between the head portions of the single pieces of 24# steel rail as a connecting steel bar. The connecting steel bar connects the 24# steel rails together by welding, and is arranged at an interval of 0.6 m from top to bottom.

[0032] The impact plate 3 is 2.75 m long and 0.62 m wide, and has the same structure as the force plate 2. The impact plate 3 is arranged at the lower part of the force plate 2. The impact plate 3 is formed by continuously welding the bottom surfaces of 6 pieces of 24# steel rail in sequence to form a flat plane outside the force plate 2. The force plate 2 and the impact plate 3 are connected by welding, and a steel structure is used to support the force plate 2 and the impact plate 3, so that the included angle between the force plate 2 and the impact plate 3 is 1.5° from top to bottom.

[0033] In the embodiment, the cushion beam 5 is composed of 24# steel rail and is arranged at the bottom of the deviation correcting device. The width of the cushion beam 5 is 0.62 m, and the length of the cushion beam 5 is the same as the length of the impact plate 3.

[0034] Of course, the length and width of the force plate 2 and the impact plate 3 are not limited to this, and can be selected and adjusted according to the actual construction situation.

[0035] As a further description of the above embodiment, the top of the impact plate 3 is connected with the force bearing plate 2 by a transition plate 9.

[0036] In use of the embodiment, the transition plate 9 is a steel plate with a thickness of 20 mm, a length of 0.62 m and a width of 0.5 m, which is arranged between the top of the impact plate 3 and the force bearing plate 2. The transition plate 9 makes the connection between the top of the impact plate 3 and the force bearing plate 2 gentle and stable, and improves the smoothness of the impact drilling.

[0037] As a further description of the above embodiment, a plurality of connecting blocks 10 are welded on the impact plate 3 and the force bearing plate 2.

[0038] In use of the embodiment, the connecting blocks 10 are welded on the impact plate 3 and the force bearing plate 2, so that the whole device is more integrated and the stability of the device is increased.

[0039] As a further description of the above embodiment, a connecting hole 7 is formed in the center of the cap 1, and a steel rope is connected in the connecting hole 7.

[0040] In use of the embodiment, the connecting hole 7 is arranged in the center of the cap 1, and the connecting hole 7 is connected with an auxiliary steel wire rope. The auxiliary steel wire rope is a protection connecting rope of the deviation rectifying device, which prevents the damage of the steel wire rope 8 crossing the hoisting force bearing plate 2 when the whole device is impacted, and serves as a standby lifting connecting rope of the deviation rectifying device.

[0041] In the embodiment, the cap 1 is made of a steel plate with a thickness of 20 mm, and the cap 1 is welded on the top of the force bearing plate 2.

[0042] As a further description of the above embodiment, wing plates 6 are symmetrically welded on the left and right sides of the lower part of the force bearing plate 2.

[0043] In use of the embodiment, the wing plates 6 are 1.75 m long and 0.14 m wide, and two wing plates 6 are welded on the left and right sides of the lower part of the force bearing plate 2 as fixed support parts. Of course, the length of the wing plates 6 can be adjusted and selected according to the actual construction situation, and the width of the wing plates 6 can be adjusted according to the width of the force bearing plate 2.

[0044] As a further description of the above embodiment, the impact plate 3 and the force bearing plate 2 are inclined by 1.5° from top to bottom.

[0045] In use of the embodiment, the impact plate 3 is inclined by 1.5° on the basis of the horizontal of the force bearing plate 2. The design of the inclination angle of 1.5° makes the impact energy more effectively transferred from the inclined direction to the vertical hole position, so that the geological layer of the hole position is efficiently hit, and the bricks are conveniently hit into a certain depth on the hole position to achieve the purpose of hole repairing.

[0046] In the embodiment, the inclination angle between the impact plate 3 and the bearing plate 2 is not limited to 1.5°, and can be adjusted according to the actual construction condition, for example, the inclination angle between the impact plate 3 and the bearing plate 2 is 1-2° from top to bottom.

[0047] As a further description of the above embodiment, the impact plate 3 is welded with the beam 4, and the other end of the beam 4 is welded with the bearing plate 2.

[0048] In the embodiment, the beam 4 is a circular solid steel half shaft with a diameter of 50 mm, which is arranged at the waist of the impact plate 3.

[0049] In the embodiment, the beam 5 and the beam 4 are arranged between the bearing plate 2 and the impact plate 3, so that the impact plate 3 has an inclination angle of 1.5°. The strength and toughness of the rail and the solid steel half shaft are large, and the rail and the solid steel half shaft can play a good buffering effect.

[0050] As a further description of the above embodiment, the bearing plate 2 is provided with a lifting hole 11, and the steel wire rope 8 is connected with the drilling equipment after passing through the lifting hole 11.

[0051] In summary, the utility model can change the inclination potential of the impact direction when drilling in the case of impact drilling and hole making inclination, so that the impact energy can be more concentrated in the main hole position, the hole is repaired, the vertical drilling is ensured, the drilling inclination is prevented from being greater than the specification requirement, and the drilling quality is ensured. Therefore, the utility model effectively overcomes the various shortcomings in the prior art and has high industrial utilization value.

[0052] The above embodiment only exemplarily illustrates the principle and effect of the utility model, and is not used to limit the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A deviation correction device in a trenching process of a diaphragm wall, characterized in that: The utility model relates to a kind of drilling equipment, including force plate (2), the top of the force plate (2) is fixed with cap (1), the lower outer side of the force plate (2) is fixedly connected with the obliquely arranged shock plate (3), the bottom outer side of the force plate (2) is fixed with cushion beam (5), and the cushion beam (5) is fixedly connected between force plate (2) and shock plate (3).

2. The correction device in the trenching process of the underground continuous wall according to claim 1, characterized in that: The upper portion of the shock plate (3) is connected to the force plate (2) using a transition plate (9).

3. The deviation control device in the diaphragm wall trenching process according to claim 1, characterized in that: The shock plate (3) and the force plate (2) each have a plurality of evenly distributed connecting blocks (10) welded thereon.

4. The correction device in the trenching process of the underground continuous wall according to claim 1, characterized in that: The center of the cap (1) has a connecting hole (7) formed therein, and a steel cable is connected within the connecting hole (7).

5. The correction device in the trenching process of diaphragm wall according to claim 1, characterized in that: The force plate (2) and the shock plate (3) are each formed by a plurality of steel rails connected side by side, the bottom of the plurality of steel rails is welded into a flat surface, and the head portion is connected using steel bars.

6. The correction device in the trenching process of the underground continuous wall according to claim 5, characterized in that: The flat surface of the shock plate (3) is inverted upward and welded to the force plate (2).

7. The deviation control device in the diaphragm wall trenching process according to claim 1, characterized in that: The force plate (2) has wing plates (6) symmetrically welded on the left and right sides of the lower portion thereof.

8. The correction device in the trenching process of the underground continuous wall according to claim 1, characterized in that: The shock plate (3) and the force plate (2) are inclined downward by 1.5° from top to bottom.

9. The correction device in the trenching process of diaphragm wall according to claim 1, characterized in that: The shock plate (3) has a beam bracket (4) welded to the waist portion thereof, and the other end of the beam bracket (4) is welded to the force plate (2).

10. The deviation-correcting device in the diaphragm wall trenching process according to claim 4, characterized in that: The force plate (2) has a hoisting hole (11) reserved thereon, and a lifting steel cable (8) is arranged in the hoisting hole (11) and connected to a drilling device for use.

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