CN217078273U

CN217078273U - Deep foundation pit cover plate

Info

Publication number: CN217078273U
Application number: CN202220530907.9U
Authority: CN
Inventors: 郑飞; 谭凯; 刘映晶; 罗鹏; 李明虎; 曾华杰
Original assignee: Zhongtian Construction Group Co Ltd
Current assignee: Zhongtian Construction Group Co Ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-29
Anticipated expiration: 2032-03-10

Abstract

The utility model provides a deep basal pit apron relates to deep basal pit apron technical field. The deep foundation pit cover plate mainly comprises a support assembly and a cover plate, wherein the support assembly comprises a bottom beam and a plurality of upright piles which are arranged in a deep foundation pit, the bottom beam is arranged on the upright piles, and the length direction of the upright piles is vertical to that of the bottom beam; the cover plate is arranged on the upright post pile. This deep basal pit apron passes through supporting component and supports the apron in the deep basal pit top to make the apron when using as the road, dangerous accident can not appear, and the supporting role is better, can widen the town road simultaneously, avoid appearing the condition that the traffic jams. Besides, the cover plate is built above the deep foundation pit, so that construction space can be provided for various construction machines, the influence caused by environmental factors can be avoided while the cross operation is realized, and the occurrence of the conditions such as construction period delay is avoided.

Description

Deep foundation pit cover plate

Technical Field

The utility model relates to a deep basal pit apron technical field particularly, relates to a deep basal pit apron.

Background

According to the regulations, the deep foundation pit engineering is as follows: earth excavation, supporting and precipitation engineering of a foundation pit (groove) with the excavation depth of more than 5m (including 5 m); (II) although the excavation depth is not more than 5m, the geological conditions, the surrounding environment and underground pipelines are complex, or the earthwork excavation and supporting of foundation pits (grooves) adjacent to the safety of buildings (structures) are influenced; the construction accidents of the deep foundation pit engineering are frequent, and once the accidents happen, the accidents are easy to cause group death and group damage, the consequences are quite serious, the reasons are the serious accidents, various safety pre-control measures are not in place in the construction scheme and the construction process, a supporting structure is required to be adopted to reinforce the edge of the deep foundation pit when the deep foundation pit is constructed, and the deep foundation pit supporting refers to the measures of supporting, reinforcing and protecting the side wall of the deep foundation pit and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit.

The reinforcement measure of pit, such as envelope, when enclosing fender inside construction passageway, because the width is not enough easily leads to the fact following problem: (1)1, the processes of foundation pit excavation, support erection, material hoisting, reinforcing steel bar manufacturing and installation, concrete pouring and the like cannot be operated in a crossed manner; (2) the construction road in the site is seriously insufficient, the concrete pouring needs to be carried out for occupying the road, and the road can not be occupied in the morning and evening peak period (the time is 5.5 hours). In addition, the structure can generate cold seams, which causes a series of quality problems; (3) the construction road is not enough, and the construction will be occupied in many processes, seriously influences the smooth traffic of the road to be changed, and increases the traffic accident rate.

Based on the problems, the deep foundation pit cover plate suitable for projects such as open excavation, half-cover excavation stations or express ways in urban busy areas has important significance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep basal pit apron, it can add the apron for deep basal pit to this solves the numerous and diverse regional open cut in city, partly covers and digs the town road width that engineering such as station or expressway exists not enough, do not have construction road, process and cross operation in the place many and the nervous problem of construction period, practical value is better.

The embodiment of the utility model is realized like this:

a deep foundation pit cover plate mainly comprises a support assembly and a cover plate, wherein the support assembly comprises a bottom beam and a plurality of upright piles which are arranged in a deep foundation pit, the bottom beam is arranged on the upright piles, and the length direction of the upright piles is vertical to the length direction of the bottom beam; the cover plate is arranged on the upright post pile. This deep basal pit apron can add the apron for deep basal pit to this solves the municipal road width that projects such as open cut, half lid of the flourishing region in city dug station or expressway exist not enough, do not have construction road, process and cross operation many and construction period nervous problem in the place, and practical value is better.

In some embodiments of the present invention, the supporting assembly further includes a side beam, the side beam is disposed at one end of the stud near the bottom beam, and the cover plate is disposed on the side beam.

In some embodiments of the present invention, the cover plate comprises a plurality of reinforcing bars, the plurality of reinforcing bars cooperate to form a grid-shaped cover plate, and concrete is poured into the cover plate.

In some embodiments of the present invention, the cover plate is formed by binding a plurality of reinforcing bars.

In some embodiments of the present invention, the stud is a lattice stud.

In some embodiments of the present invention, concrete is poured into the post.

In some embodiments of the present invention, a drainage assembly is disposed on the cover plate, and the drainage assembly is used for avoiding rainwater deposition.

In some embodiments of the present invention, a groove is disposed on the cover plate, and a drainage assembly is disposed in the groove.

In some embodiments of the present invention, the drain assembly includes a drain pipe and a suction pump disposed on the drain pipe.

In some embodiments of the present invention, the drainage assembly further comprises a water level monitor and a control module connected to each other, the control module being used for controlling the starting of the suction pump.

The embodiment of the utility model provides an at least, have following advantage or beneficial effect:

the utility model provides a deep foundation pit cover plate, which mainly comprises a supporting component and a cover plate, wherein the supporting component comprises a bottom beam and a plurality of upright piles which are arranged inside a deep foundation pit, the bottom beam is arranged on the upright piles, and the length direction of the upright piles is vertical to that of the bottom beam; the cover plate is arranged on the upright post pile. Specifically, this deep basal pit apron passes through supporting component and supports the apron in the deep basal pit top to make the apron when using as the road, dangerous accident can not appear, the supporting role is better. And the supporting component is including setting up in the inside stand pile of deep basal pit, then sets up the floorbar perpendicularly on the stand pile for the setting height of a plurality of stand piles suits with the apron, and strengthens the stability of stand pile, thereby makes the apron can reach the effect of hiding the deep basal pit, can widen the town road simultaneously, avoids appearing the condition that the traffic jams. Besides, the cover plate is built above the deep foundation pit, so that construction space can be provided for various construction machines, the influence caused by environmental factors can be avoided while the cross operation is realized, and the occurrence of the conditions such as construction period delay is avoided. Set up the apron temporarily in deep basal pit top, can avoid the engineering to cause great influence to citizen's daily traffic on the one hand, on the other hand, the apron of setting up can be demolishd according to the condition, and the convenience is stronger, and use value and practical value are higher. In summary, the cover plate of the deep foundation pit can be additionally arranged on the deep foundation pit, so that the problems that municipal roads are not wide enough, no construction roads exist in a field, the number of working procedures and cross operations is large, and the construction period is short in projects such as open excavation, half-cover excavation of stations or express ways in a busy city area are solved, and the practical value is good.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic sectional view of a deep foundation pit cover plate provided by the present invention;

fig. 2 is a schematic structural view of the drainage assembly on the cover plate provided by the present invention.

Icon: 110-deep foundation pit; 120-a cover plate; 122-a water pump; 124-grooves; 126-a drain pipe; 130-lattice columns; 132-bottom beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the appearances of the terms first, second, third, etc. in this specification are only used for distinguishing between similar elements and not necessarily for describing or implying any particular importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

Referring to fig. 1, fig. 1 is a schematic cross-sectional view of a deep foundation pit cover plate according to the present embodiment.

The embodiment provides a deep foundation pit cover plate, which mainly comprises a support assembly and a cover plate 120, wherein the support assembly comprises a bottom beam 132 and a plurality of upright piles, the bottom beam 132 is arranged in the deep foundation pit 110, the upright piles are arranged on the upright piles, and the length direction of the upright piles is vertical to the length direction of the bottom beam 132; the cover plate 120 is disposed on the stud. Specifically, the cover plate 120 is supported above the deep foundation pit 110 through the support assembly, so that when the cover plate 120 is used as a road, dangerous accidents cannot occur, and the support effect is good. And the supporting component is including setting up in the inside stand pile of deep basal pit 110, then sets up floorbar 132 perpendicularly on the stand pile for the setting height of a plurality of stand piles suits with the bottom surface of apron 120, and strengthens the stability of stand pile, thereby makes apron 120 can reach the effect of hiding deep basal pit 110, can widen the town road simultaneously, avoids appearing the condition that the traffic jams. In addition, the cover plate 120 is built above the deep foundation pit 110, so that a construction space can be provided for various construction machines, the influence caused by environmental factors can be avoided while the cross operation is realized, and the situations such as construction period delay and the like are avoided. Set up apron 120 temporarily in deep basal pit 110 top, can avoid the engineering to cause great influence to citizen's daily traffic on the one hand, on the other hand, the apron 120 of setting up can be demolishd according to the condition, and the convenience is stronger, and use value and practical value are higher. In summary, the cover plate 120 can be additionally arranged on the deep foundation pit 110, so that the problems that the municipal road width is insufficient, no construction road exists in the site, the number of working procedures and cross operations is large, and the construction period is short in projects such as open excavation, half-cover excavation of stations or express ways in a busy city area are solved, and the practical value is good.

In this embodiment, the support assembly further includes a side beam, the side beam is disposed at one end of the stud near the bottom beam 132, and the cover plate 120 covers the side beam.

Specifically, set up the boundary beam in the one end that the upright post is close to floorbar 132 and can make the marginal part of deep basal pit 110 set up apron 120, the area of apron 120 is great this moment, can with dig the better butt of the bottom surface of establishing deep basal pit 110 to this security performance who promotes apron 120 avoids appearing traffic safety accident. In addition, when the boundary beam is additionally arranged, the bearing strength and the stability of the cover plate 120 can be improved, and the using effect is better.

In this embodiment, the cover plate 120 is formed by a plurality of steel bars in a grid shape, and concrete is poured into the cover plate 120. The reinforcing steel bars are sequentially and transversely arranged and are sequentially arranged in the longitudinal direction (the horizontal plane of the cover plate 120 is corresponding to the transverse direction), so that the stress of the cover plate 120 is more uniform, and the service life of the cover plate 120 is longer. Moreover, concrete is poured in the latticed steel bar net, so that the strength of the cover plate 120 can be effectively enhanced, the cover plate 120 is prevented from deforming, cracking and the like in the using process, the using effect is better, and the safety factor is higher.

In this embodiment, the cover plate 120 is formed by binding and overlapping a plurality of reinforcing bars through the connecting members. In this embodiment, the connecting member may be a steel wire, and a steel mesh is formed by binding the steel wires at the overlapping position of the transverse steel bar and the longitudinal steel bar, so as to achieve the fixing effect. The cover plate 120 is manufactured in the mode, so that the method is simple, convenient, low in construction cost and construction difficulty and suitable for temporary use.

In other embodiments, the connection can be performed by welding or mechanical connection, so that the reinforcing steel bars are better stabilized.

In other embodiments, a buffer mechanism may be disposed between the cover plate 120 and the edge beam and/or between the cover plate 120 and the stud, so as to achieve the anti-seismic effect. Here, the buffer mechanism may be a buffer plate, and the buffer plate can absorb the pressure transmitted by the cover plate 120 to achieve a buffering effect.

In this embodiment, the stud posts are lattice posts 130. When the lattice column 130 is used as a column pile, it can not only bear an axial force, i.e., a pressure transmitted to the column pile by the cover plate 120, but also resist a lateral force, and thus, when the lattice column 130 is used as an independent column (column pile), a stabilization effect is better.

In addition, the assembling mode of the lattice column 130 is simple and convenient, not only is the construction convenient, but also the disassembly is convenient, and the practicability is strong. Meanwhile, the use of the lattice column 130 can also effectively save the material cost of the column pile, thereby making the cost performance of the cover plate 120 higher and the economic benefit higher.

In this embodiment, concrete is poured into the vertical column piles. In this application, concreting in lattice column 130 can strengthen the compressive strength between lattice column 130 component through the concrete to the compressive strength of reinforcing stand column pile promotes use value.

In this embodiment, one end of the stud pile, which is far away from the bottom beam 132, is disposed at the bottom of the deep foundation pit 110, and is fixed to the bottom fixture and embedded in the soil at the bottom of the pit, so as to enhance the stability and compressive strength of the stud pile.

In other embodiments, other types of materials may be poured into the lattice column 130 to enhance the compressive strength of the stud, for example, steel slag-added concrete.

In other embodiments, stabilizing members may be provided in the lattice columns 130, and the stabilizing members may be provided between adjacent limbs of the lattice columns 130, thereby increasing the compressive strength of the lattice columns 130.

The working principle of the deep foundation pit cover plate is as follows:

the present embodiment provides a deep foundation pit cover plate, which mainly includes a support assembly and a cover plate 120, wherein the support assembly includes a plurality of bottom beams 132, a plurality of stud piles, edge beams, and the cover plate 120. This deep basal pit apron is connected with the floorbar 132 that the foundation pit end one end set up was kept away from to the stand pile, then regards as main support piece with the stand pile, and the performance for apron 120 can keep same horizontal plane with the bottom surface of digging and establishing deep basal pit 110, and can strengthen apron 120's bearing strength, the incident appears in avoiding the use. In addition, the cover plate 120 is formed by matching a plurality of steel bars to form a latticed steel bar mesh, and then concrete is poured into the steel bar mesh, so that the bearing strength of the cover plate 120 is further enhanced, and the use value of the cover plate 120 is improved.

Example 2

In this embodiment, the cover plate 120 has a width of 1.5m to 5.6m and a length of 98.6m, and 17 covers are disposed below the cover plate

(lattice column 130600 mm. times.600 mm) upright column pile, side beam (600 mm. times.800 mm) and bottom beam 132(11 pieces 800 mm. times.1000 mm).

Example 3

In this embodiment, the bottom beam 132 may not be provided, and the vertical column piles may be directly provided in the deep foundation pit 110, and then the cover plates 120 may be covered on the vertical column piles. The cover plate 120 is 1.5m wide and 148.46m long.

Example 4

Referring to fig. 1 and fig. 2, fig. 1 is a schematic cross-sectional view of a deep foundation pit cover plate provided in this embodiment; fig. 2 is a schematic position diagram of the drainage assembly provided in this embodiment.

On the basis of embodiment 1, in this embodiment, be provided with drainage assembly on the apron 120, drainage assembly can make apron 120 use in rainy season, avoids long-term ponding on the apron 120, influences the use of apron 120.

In this embodiment, the cover plate 120 is provided with a groove 124, and a drainage assembly is disposed in the groove 124. The groove 124 is formed in the edge of the cover plate 120, so that rainwater on the cover plate 120 can be concentrated in the groove 124, the rainwater can be conveniently drained, and the drainage effect is better.

In this embodiment, a plurality of grooves 124 may be formed on the cover plate 120 to accommodate different precipitation areas.

In this embodiment, still can set up the waterproof layer in recess 124, avoid the rainwater to permeate to apron 120 inner structure through recess 124 to prevent that the rainwater from causing the influence to the intensity of apron 120, the result of use is better.

In this embodiment, the drain assembly includes a drain pipe 126 and a suction pump 122 disposed on the drain pipe 126. The drainage pipe 126 arranged in the groove 124 can drain accumulated water in the groove 124 through the action of the water suction pump 122, so that rainwater on the cover plate 120 is smoothly drained, and the cover plate 120 is prevented from being influenced.

In this embodiment, the water inlet direction of the water outlet pipe 126 is provided with a slag-proof net, which can prevent ash in accumulated water from blocking the pipeline or affecting the water pump 122.

In this embodiment, prevent that the sediment net comprises multiple big aperture net, mesopore footpath net and aperture net in proper order, reaches the effect of filtering step by step.

In this embodiment, the drainage assembly further comprises a water level monitor and a control module connected to each other, and the control module is used for controlling the activation of the water pump 122. When ponding surpassed the waterline in the recess 124, the water level monitor can detect the ponding water level to make the water level monitor transmit signal to control module, after control module received signal, can control suction pump 122 and open automatically, reach the effect of automatic drainage, it is more convenient to use, and practical value is higher.

To sum up, the utility model provides a deep foundation pit cover plate, which mainly comprises a supporting component and a cover plate 120, wherein the supporting component comprises a bottom beam 132 and a plurality of upright piles which are arranged inside the deep foundation pit 110, the bottom beam 132 is arranged on the upright piles, and the length direction of the upright piles is vertical to the length direction of the bottom beam 132; cover plate 120 is disposed over the stud. Specifically, the cover plate 120 is supported above the deep foundation pit 110 through the support assembly, so that when the cover plate 120 is used as a road, dangerous accidents cannot occur, and the support effect is good. And the supporting component is including setting up in the inside stand stake of deep basal pit 110, then sets up floorbar 132 perpendicularly on the stand stake for the setting height of a plurality of stand stakes suits with the bottom surface of apron 120, and strengthens the stability of stand stake, thereby makes apron 120 can reach the effect of hiding deep basal pit 110, can widen the town road simultaneously, avoids appearing the condition that the traffic jams. In addition, the cover plate 120 is built above the deep foundation pit 110, so that a construction space can be provided for various construction machines, cross operation is realized, and meanwhile, influence caused by environmental factors can be avoided, so that the situations such as construction period delay and the like are avoided. Set up apron 120 temporarily in deep basal pit 110 top, can avoid the engineering to cause great influence to citizen's daily traffic on the one hand, on the other hand, the apron 120 of setting up can be demolishd according to the condition, and the convenience is stronger, and use value and practical value are higher. In summary, the cover plate 120 can be additionally arranged on the deep foundation pit 110, so that the problems that the municipal road width is insufficient, no construction road exists in the site, the number of working procedures and cross operations is large, and the construction period is short in projects such as open excavation, half-cover excavation of stations or express ways in a busy city area are solved, and the practical value is good.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 deep basal pit apron which characterized in that includes:

the supporting assembly comprises a bottom beam and a plurality of upright piles, the bottom beam is arranged in the deep foundation pit, the upright piles are arranged on the plurality of upright piles, and the length direction of the upright piles is perpendicular to the length direction of the bottom beam;

the cover plate is arranged on the upright post pile.

2. The deep foundation pit cover plate of claim 1, wherein the support assembly further comprises an edge beam, the edge beam is arranged at one end of the upright pile close to the bottom beam, and the cover plate is covered on the edge beam.

3. The deep foundation pit cover plate according to claim 1, wherein the cover plate comprises a plurality of steel bars, the plurality of steel bars are matched to form a latticed cover plate, and concrete is poured into the cover plate.

4. The deep foundation pit cover according to claim 3, wherein a plurality of the reinforcing bars are bound by a binding member to form the cover.

5. The deep foundation pit cover plate of claim 3, wherein the stud posts are lattice posts.

6. The deep foundation pit cover plate of claim 5, wherein concrete is poured into the stud piles.

7. The deep foundation pit cover plate according to claim 6, wherein a drainage assembly is provided on the cover plate, the drainage assembly being for preventing rainwater deposition.

8. The deep foundation pit cover plate according to claim 7, wherein a groove is formed in the cover plate, and a drainage assembly is arranged in the groove.

9. The deep foundation pit cover plate according to claim 8, wherein the drainage assembly comprises a drainage pipe and a suction pump disposed on the drainage pipe.

10. The deep foundation pit cover plate according to claim 9, wherein the drainage assembly further comprises a water level monitor and a control module connected to each other, the control module being configured to control activation of the suction pump.