CN111456018A - Architectural design foundation ditch protector - Google Patents
Architectural design foundation ditch protector Download PDFInfo
- Publication number
- CN111456018A CN111456018A CN202010272256.3A CN202010272256A CN111456018A CN 111456018 A CN111456018 A CN 111456018A CN 202010272256 A CN202010272256 A CN 202010272256A CN 111456018 A CN111456018 A CN 111456018A
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- baffle
- foundation pit
- ratchet wheel
- plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
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- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
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Abstract
The invention is suitable for the technical field of building construction equipment, and provides a building design foundation pit protection device which comprises a first baffle and a second baffle, wherein the first baffle and the second baffle are hinged with each other; a plurality of angle adjusting mechanisms are connected between the first baffle and the second baffle, each angle adjusting mechanism comprises a base, a movable disc, a ratchet wheel and a pawl which can be clamped with each other, an arc-shaped groove is formed in the movable disc, a limiting column is arranged in the arc-shaped groove, and the other end of the limiting column is fixedly connected with the ratchet wheel; the base is fixedly connected with a first baffle, the ratchet wheel is fixedly connected with a second baffle, the second baffle is fixed on a rotating shaft of the ratchet wheel, and the second baffle and the ratchet wheel can synchronously rotate around the axis of the ratchet wheel; the lower ends of the first baffle and the second baffle are hinged with a plurality of base plates for connecting ground bolts, and connecting holes are formed in the middle of the base plates. Therefore, the aim of protecting the foundation pit in various ways is fulfilled by arranging the first baffle and the second baffle which are hinged with each other.
Description
Technical Field
The invention relates to the technical field of building construction equipment, in particular to a building design foundation pit protection device.
Background
In the building construction process, often need lay or change the pipeline, the pipeline receives internal pressure and external pressure influence, often needs to change the valve or repair the pipeline side leakage. Especially for the frequent summer of rainfall, often meet in the construction period, suddenly fall the situation of torrential rain, the cement or the asphalt on top layer are removed to the foundation ditch, soil is soft easily to drop, a large amount of ponding can lead to follow-up construction very inconvenient, seriously destroys the construction environment.
In the prior art, in order to reduce the moisture entering into a foundation pit, a part of patents exist, for example, the patent name is 'a building foundation pit with a drainage function', and the patent number is 201820902256.5, and the purpose of drainage and water resistance is realized by arranging components such as an inner wall waterproof plate, a rainproof structure and a drainage structure. But this patent is in the use, if directly lay the waterproof board in the foundation ditch top, very easily causes because of the problem that the angle was placed to the waterproof board, leads to rivers to flow backward, and ponding and earth mix the back, and the stickness promotes by a wide margin, and the clearance is very inconvenient, when delaying the time limit for a project, still causes a large amount of extra work load.
For another example, patent No. 201920016773.7, the patent name is a patent of foundation ditch structure, this patent utilizes retaining wall to enclose into the foundation ditch, utilize structures such as retaining wall and concrete waterproof layer, the protection foundation ditch lateral wall, reduce in the moisture infiltration foundation ditch, thereby realize improving the purpose of the life of foundation ditch, this patent is in the implementation process, the work progress is comparatively loaded down with trivial details, the instrument that needs to use is extremely many, it is higher to the construction requirement, and to some foundation ditches, especially when only needing to change pipeline spare part, intensity of labour should be reduced as far as possible.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
In view of the above drawbacks, the present invention provides a protection device for a foundation pit in architectural design, which achieves multiple protection purposes for the foundation pit by providing a first baffle and a second baffle hinged to each other.
In order to achieve the aim, the invention provides a building design foundation pit protection device which comprises a first baffle plate and a second baffle plate, wherein the first baffle plate and the second baffle plate are hinged with each other; a plurality of angle adjusting mechanisms are connected between the first baffle and the second baffle, each angle adjusting mechanism comprises a base, a movable disc, a ratchet wheel and a pawl which can be clamped with each other, an arc-shaped groove is formed in the movable disc, a limiting column is arranged in the arc-shaped groove, and the other end of the limiting column is fixedly connected with the ratchet wheel; the base is fixedly connected with a first baffle, the ratchet wheel is fixedly connected with a second baffle, the second baffle is fixed on a rotating shaft of the ratchet wheel, and the second baffle and the ratchet wheel can synchronously rotate around the axis of the ratchet wheel; the lower extreme of first baffle and second baffle articulates there is a plurality of backing plate that is used for connecting the ground bolt, but the first baffle of backing plate one end joint or second baffle lower extreme, the backing plate middle part is equipped with the connecting hole.
According to the building design foundation pit protection device, the height of the hinged position of the upper ends of the first baffle and the second baffle is equal, the upper end of the second baffle is connected with the water guide plate, and the tension rope is connected between the first baffle and the second baffle.
According to the building design foundation pit protection device, the height of the upper end of the second baffle is higher than that of the first baffle, and the upper end of the second baffle is 20-40cm higher than the angle adjusting mechanism.
According to the building design foundation pit protection device, the lower end of the first baffle is provided with the water chute, and the water chute is a channel steel or a steel sheet pile.
According to the building design foundation pit protection device, the thickness of the movable disc and the ratchet wheel is less than or equal to that of the pawl, the angle adjusting mechanism is further internally provided with a limiting block for limiting the rotation angle of the second baffle, and the maximum rotation angle of the angle adjusting mechanism is less than or equal to 100 degrees.
According to the building design foundation pit protection device, the first baffle and the second baffle are provided with a plurality of connecting holes, and rubber stoppers are arranged in the connecting holes.
According to the building design foundation pit protection device, the first baffle and the second baffle are plate-shaped, the rear end of the water guide plate is hinged with the upper end of the second baffle, and the water guide plate is made of rubber or synthetic plastic.
According to the architectural design foundation pit protection device, the first baffle plate and the second baffle plate are both formed by punching thin iron sheets, the grooves in the first baffle plate and the grooves in the second baffle plate are installed in a staggered mode, and the upper end of the second baffle plate is bent and formed.
A use method of a building design foundation pit protection device comprises the following steps:
and 4, after the dewatering is finished, the second baffle is pushed upwards, and after the pawl of the angle adjusting mechanism is disengaged from the ratchet wheel, the second baffle is folded, and the foundation pit construction is continued.
According to the using method of the building design foundation pit protection device, in the step 2, the width of the foundation pit is large, after the first baffle and the second baffle are opened, a large gap still exists at the upper end of the foundation pit, part of other second baffles can be cut, part of rubber plugs are taken down, and the cut second baffles are spliced by using the fixing bolts and the connecting holes in the second baffles;
and 3, in a strong wind weather, using a bar stock in the building site, connecting one end of the bar stock to the inside of the foundation pit, and connecting the other end of the bar stock to a fastening rope or a connecting hole to reinforce the second baffle.
The invention provides a building design foundation pit protection device which comprises a first baffle and a second baffle, wherein the first baffle and the second baffle are hinged with each other; the angle adjusting mechanism is connected between the first baffle and the second baffle, the angle of the first baffle and the angle of the second baffle can be changed under the action of the angle adjusting mechanism, protection on different types of foundation pits is achieved, meanwhile, the first baffle and the second baffle can be directly installed near the foundation pits, the first baffle and the second baffle are directly used as a protective guard, multiple purposes of one object are achieved, and cost can be saved. The angle adjusting mechanism comprises a base, a movable disc, a ratchet wheel and a pawl which can be clamped with each other, an arc-shaped groove is formed in the movable disc, a limiting column is arranged in the arc-shaped groove, and the other end of the limiting column is fixedly connected with the ratchet wheel; the base fixed connection first baffle, ratchet fixed connection second baffle, the second baffle is fixed in the pivot of ratchet, just the second baffle can rotate round the axle center of ratchet with the ratchet in step, and after the second baffle rotated to certain angle, pawl and ratchet can joint each other, prevent the automatic tenesmus of second baffle, and when raining, during the rainwater flowed into the guiding gutter downwards along the slope that the second baffle formed to this reduces the inside deposit water of foundation ditch. The lower extreme of first baffle and second baffle articulates there is the backing plate that a plurality of is used for connecting the ground bolt, but the first baffle of backing plate one end joint or second baffle lower extreme, the backing plate middle part is equipped with the connecting hole, in the in-service use process, in order to prevent rocking about first baffle, need utilize parts such as ground bolt to fix the backing plate at both ends about first baffle to this improve equipment's stability.
Drawings
FIG. 1 is a reference schematic diagram of embodiment 1 of the present invention;
FIG. 2 is a reference schematic diagram of embodiment 2 of the present invention;
FIG. 3 is a reference schematic diagram of embodiment 3 of the present invention;
FIG. 4 is a reference schematic diagram of embodiment 4 of the present invention;
FIG. 5 is an initial state reference schematic of the present invention;
FIG. 6 is a schematic view of the internal workings of the angle adjustment mechanism of the present invention;
in the figure, 1-foundation pit, 2-backing plate, 3-ground bolt, 4-first baffle, 41-connecting hole, 5-angle adjusting mechanism, 51-base, 52-pawl, 53-ratchet wheel, 54-limiting column, 55-movable disc, 56-arc groove, 6-water deflector, 7-second baffle, 8-water deflector and 9-tension rope.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
Referring to fig. 1 to 6, the present invention provides a protection device for a building design foundation pit 1, which comprises a first baffle 4 and a second baffle 7 hinged to each other; a plurality of angle adjusting mechanisms 5 are connected between the first baffle 4 and the second baffle 7, under the action of the angle adjusting structures, the angles of the first baffle 4 and the second baffle 7 can be changed, protection on different types of foundation pits 1 is achieved, meanwhile, the first baffle 4 and the second baffle 7 can be directly installed near the foundation pits 1, and can be directly used as a protective fence, multiple purposes of one object are achieved, and cost can be saved. The angle adjusting mechanism 5 comprises a base 51, a movable disc 55, a ratchet wheel 53 and a pawl 52 which can be clamped with each other, an arc-shaped groove 56 is arranged on the movable disc 55, a limiting column 54 is arranged in the arc-shaped groove 56, and the other end of the limiting column 54 is fixedly connected with the ratchet wheel 53; the base 51 is fixedly connected with the first baffle 4, the ratchet wheel 53 is fixedly connected with the second baffle 7, the second baffle 7 is fixed on a rotating shaft of the ratchet wheel 53, the second baffle 7 can rotate around the axis of the ratchet wheel 53 synchronously with the ratchet wheel 53, when the second baffle 7 rotates to a certain angle, the pawl 52 and the ratchet wheel 53 can be clamped mutually to prevent the second baffle 7 from automatically falling down, and when raining, rainwater flows into the water guide groove 8 downwards along a slope formed by the second baffle 7, so that water stored in the foundation pit 1 is reduced. First baffle 4 articulates with the lower extreme of second baffle 7 has a plurality of backing plate 2 that is used for connecting ground bolt 3, but the first baffle 4 of backing plate 2 one end joint or the 7 lower extremes of second baffle, backing plate 2 middle part is equipped with connecting hole 41, and in the in-service use process, in order to prevent rocking about first baffle 4, need utilize parts such as ground bolt 3 to fix backing plate 2 at both ends about first baffle 4 to this improve equipment's stability.
Preferably, the heights of the hinged parts of the first baffle 4 and the second baffle 7 are equal, the upper end of the second baffle 7 is connected with a water guide plate 6, and a tension rope 9 is connected between the first baffle 4 and the second baffle 7. In the using process, aiming at the engineering with short construction time, after the guard rail consisting of the first baffle 4, the second baffle 7 and the tension rope 9 is directly utilized to be supported into the shape of an A-shaped ladder, the constructed foundation pit 1 can be directly and temporarily protected, meanwhile, the damage of the ground bolt 3 to the road surface can be reduced, the construction is very simple and convenient, and the construction efficiency is improved, see fig. 5 and embodiment 1.
In addition, the height of the upper end of the second baffle 7 is higher than that of the first baffle 4, the height of the upper end of the second baffle 7 is higher than that of the angle adjusting mechanism by 520-40cm, the size and the material of the first baffle 4 and the second baffle 7 are basically the same for convenient processing and realization of standardization of parts, and when the water-proof device is installed, if the height of the second baffle 7 is partially increased, water flow can directly fall without passing through the water baffles. However, most of the first baffle 4 and the second baffle 7 are made of sheet iron, and for construction safety, when the second baffle 7 is at a certain height, the end portions need to be bent at a certain angle. The height of the second baffle 7 is not too high, and generally 20cm, 30cm and 40cm are preferred to meet most construction requirements.
Further, the lower end of the first baffle 4 is provided with a water chute 8, and the water chute 8 is a channel steel or a steel sheet pile. In the construction process, soil which is easy to pile is easily found near the foundation pit 1, in order to reduce mud, the water chute 8 needs to be paved in advance, the material of the water chute 8 can be standard building materials such as channel steel or steel sheet piles, or synthetic plastics can be selected, the first baffle 4 can be directly fixed with the water chute 8, the water chute 8 is fixed with the ground, the water chute 8 can also be directly paved around the foundation pit 1 or buried underground near the construction, and then water flow enters the water chute 8 by adjusting the position of the first baffle 4.
Preferably, the thickness of the movable disk 55 and the ratchet wheel 53 of the invention is less than or equal to that of the pawl 52, and the angle adjusting mechanism 5 is also provided with a limiting block for limiting the rotation angle of the second baffle 7, the maximum rotation angle of the angle adjusting mechanism 5 is less than or equal to 100 degrees, during the movement of the angle adjusting mechanism 5, the limiting operation is carried out by using a pawl 52 and a ratchet wheel 53, a rigid spring is arranged in the pawl 52, so that the pawl 52 can always adhere to the ratchet wheel 53 or the movable disc 55, the fixed connection base 51 of the pawl 52 has the same position, the ratchet wheel 53 is connected with the second baffle 7, after the ratchet wheel 53 rotates in a single direction for a certain angle, the limiting column 54 drives the interactive disk to rotate to the lower part of the pawl 52, after the pawl 52 is separated from the ratchet wheel 53, the ratchet wheel 53 can be restored to the initial position, at this time, the second baffle 7 is reset, and the angle adjusting mechanism 5 has certain application in the handrail of the bus.
In the practical use process, the first baffle 4 and the second baffle 7 of the invention are provided with a plurality of connecting holes 41, and rubber stoppers are arranged in the connecting holes 41. The first baffle 4 and the second baffle 7 are generally pre-processed in material and size, when the foundation pit 1 is protected, the situation that the width of the foundation pit 1 is large is avoided, if the first baffle 4 and the second baffle 7 are both formed by punching sheet iron, part of the second baffle 7 can be cut by a cutting machine at the moment, then the connecting holes 41 and the bolts are used for connecting, the cost of the sheet iron is low, but the rigidity is limited, and therefore, the cutting length is not too large during construction.
Preferably, the first baffle 4 and the second baffle 7 are plate-shaped, the rear end of the water guide plate 6 is hinged with the upper end of the second baffle 7, and the water guide plate 6 is made of rubber or synthetic plastic. First baffle 4 and second baffle 7's material is except that the sheet iron, still can be other panels, and the platelike rigidity is stronger, is applicable to large-scale protection engineering, and for improving factor of safety, second baffle 7 should be cavity, and should be more and less from the distal end width of first baffle 4. Because installed angle adjustment mechanism 5, there is great gap between first baffle 4 and the second baffle 7, utilizes water deflector 6, can reduce rivers and get into foundation ditch 1, is more convenient for realize the drainage.
In order to reduce the production cost, the first baffle plate 4 and the second baffle plate 7 are both formed by punching thin iron sheets, the grooves on the first baffle plate 4 and the grooves on the second baffle plate 7 are installed in a staggered mode, and the upper end of the second baffle plate 7 is bent and formed. The sheet iron is low in cost, a plurality of grooves are punched in the middle of the sheet iron so as to improve rigidity, and water flow can be directly led into the water chute 8 by directly utilizing the grooves formed by punching during construction.
A use method of a protective device for a building design foundation pit 1 comprises the following steps:
And 4, after the dewatering is finished, the second baffle 7 is pushed upwards, after the pawl 52 and the ratchet wheel 53 of the angle adjusting mechanism 5 are disengaged, the second baffle 7 is folded, and the foundation pit 1 is constructed continuously.
In the operation step 2, after the width of the foundation pit 1 is large, and the first baffle 4 and the second baffle 7 are opened, a large gap still exists at the upper end of the foundation pit 1, part of other second baffles 7 can be cut, part of rubber plugs are taken down, and the cut second baffles 7 are spliced by using fixing bolts and connecting holes 41 on the second baffles 7;
in step 3, when meeting strong wind weather, one end of a bar stock in the building site is connected with the inside of the foundation pit 1, and the other end of the bar stock is connected with a fastening rope or a connecting hole 41 to realize the reinforcement of the second baffle 7.
The specific embodiment is as follows:
taking the drainage pipeline laid in a building site as an example, the drainage pipeline is generally buried underground, if only a pipeline valve is replaced or a side leakage pipeline is repaired, the construction time is short, and for a heating pipeline, the heating pipeline needs to be constructed greatly every few years due to the influence of internal high pressure and external pressure, and the time is long. In order to improve the construction efficiency and reduce the influence on citizens, the construction generally needs to be performed in a semi-closed manner, namely, the construction area is blocked by using an opaque protection plate.
Example 1
Aiming at the working condition with short construction time, the first baffle 4 and the second baffle 7 which are hinged with each other can be directly placed around the construction foundation pit 1, at the moment, the upper ends of the first baffle 4 and the second baffle 7 are hinged with each other, the middle part is provided with a tension rope 9, a structure similar to an A shape is formed, because the opening angle is too small, the angle adjusting mechanism can not limit, the length of the tension rope 9 needs to be further adjusted, after the limit is finished, the tension rope can be directly placed near the foundation pit 1 for protection, in the process of implementing protection, a plurality of warning lamps are required to be arranged at the middle upper parts of the first baffle plate 4 and the second baffle plate 7, the warning lamps are mature in the prior art and can be directly purchased and obtained, and simultaneously, in the use process, if a plurality of first baffles 4 are connected side by side, meet the strong wind and easily collapse, in order to improve factor of safety, open backing plate 2, utilize a plurality of ground bolt 3 to fix backing plate 2 with ground.
Example 2
To the longer operating mode of engineering time, if change heating pipeline, for reducing rainwater entering foundation ditch 1, the construction is, need earlier with land bolt 3 with first baffle 4 fixed with ground and at the outside installation guiding gutter 8 of first baffle 4, standard square steel can be chooseed for use to guiding gutter 8, because second baffle 7 is articulated with first baffle 4 and can the rotation upwards, consequently the position of second baffle 7 should be close to the foundation ditch 1 of construction as far as possible. When needs are waterproof, with the second baffle 7 of foundation ditch 1 both sides upwards rotatory, after rotation angle need surpassed 90, for improving stability, still need set up limit stop in the angle adjustment mechanism 5, prevent that rotation angle is too big. A plurality of grooves, namely corrugated grooves, are formed in the first baffle plate 4 and the second baffle plate 7, so that the rigidity of the first baffle plate 4 and the second baffle plate 7 is improved, the drainage effect is increased, and a large amount of rainwater flows through the second baffle plate 7 and the water guide plate 6 along the corrugated grooves and flows into other places through the water guide groove 8. After the precipitation is finished, the second baffle 7 is rotated upwards again by utilizing the rod-shaped articles, the angle adjusting mechanism 5 is arranged between the second baffle 7 and the first baffle 4, and the second baffle 7 can fall back after the angle adjusting mechanism 5 is separated from the pawl 52.
Example 3
To the work progress in, foundation ditch 1 is darker, and the comparatively soft condition of soil, when will be about higher to the construction environment very much, need prevent that upper soil from dropping to foundation ditch 1 below, can utilize connecting hole 41 and geotome 3 to fix at foundation ditch 1 edge with first baffle 4 this moment, second baffle 7 rotates downwards, under angle adjustment mechanism 5's effect, second baffle 7 can paste tight foundation ditch 1 lateral wall, reduces dropping of soil. If the rigidity of the second baffle 7 is insufficient, the side wall of the foundation pit 1 is further reinforced by utilizing the connecting holes 41 on the second baffle 7 and other building boards and expansion screw top parts. After a plurality of constructions are arranged on the second baffle 7, the ground bolt 3 for fixing the first baffle 4 is taken down, and the second baffle 7 is moved again, so that the first baffle 4 and the second baffle 7 can be folded.
Example 4
Referring to fig. 4, for laying a thin pipeline, the width of the foundation pit 1 is small, and a first baffle 4 can be directly installed on one side of the foundation pit 1. When needing waterproofly, directly open second baffle 7 to let first baffle 4 rotatory certain angle around backing plate 2 of lower extreme, let the lower extreme of second baffle 7 directly fall into in the guiding gutter 8. Because first baffle 4 needs the slope, therefore during the construction, can not be located the whole fixed of first baffle 4 both sides backing plate 2, only need fixed one side can, simultaneously, in order to reduce the erodeing of rainwater, need lay guiding gutter 8 in advance.
In summary, the invention provides a protective device for a foundation pit in architectural design, which comprises a first baffle and a second baffle hinged with each other; the angle adjusting mechanism is connected between the first baffle and the second baffle, the angle of the first baffle and the angle of the second baffle can be changed under the action of the angle adjusting mechanism, protection on different types of foundation pits is achieved, meanwhile, the first baffle and the second baffle can be directly installed near the foundation pits, the first baffle and the second baffle are directly used as a protective guard, multiple purposes of one object are achieved, and cost can be saved. The angle adjusting mechanism comprises a base, a movable disc, a ratchet wheel and a pawl which can be clamped with each other, an arc-shaped groove is formed in the movable disc, a limiting column is arranged in the arc-shaped groove, and the other end of the limiting column is fixedly connected with the ratchet wheel; the base fixed connection first baffle, ratchet fixed connection second baffle, the second baffle is fixed in the pivot of ratchet, just the second baffle can rotate round the axle center of ratchet with the ratchet in step, and after the second baffle rotated to certain angle, pawl and ratchet can joint each other, prevent the automatic tenesmus of second baffle, and when raining, during the rainwater flowed into the guiding gutter downwards along the slope that the second baffle formed to this reduces the inside deposit water of foundation ditch. The lower extreme of first baffle and second baffle articulates there is the backing plate that a plurality of is used for connecting the ground bolt, but the first baffle of backing plate one end joint or second baffle lower extreme, the backing plate middle part is equipped with the connecting hole, in the in-service use process, in order to prevent rocking about first baffle, need utilize parts such as ground bolt to fix the backing plate at both ends about first baffle to this improve equipment's stability.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A protection device for a building design foundation pit is characterized by comprising a first baffle and a second baffle;
a plurality of angle adjusting mechanisms are connected between the first baffle and the second baffle, each angle adjusting mechanism comprises a base, a movable disc, a ratchet wheel and a pawl which can be clamped with each other, an arc-shaped groove is formed in the movable disc, a limiting column is arranged in the arc-shaped groove, and the other end of the limiting column is fixedly connected with the ratchet wheel;
the base is fixedly connected with a first baffle, the ratchet wheel is fixedly connected with a second baffle, the second baffle is fixed on a rotating shaft of the ratchet wheel, and the second baffle and the ratchet wheel can synchronously rotate around the axis of the ratchet wheel;
the lower extreme of first baffle and second baffle articulates there is a plurality of backing plate that is used for connecting the ground bolt, but the first baffle of backing plate one end joint or second baffle lower extreme, the backing plate middle part is equipped with the connecting hole.
2. The architectural design foundation pit protection device of claim 1, wherein the upper ends of the first baffle plate and the second baffle plate are equal in height, the upper end of the second baffle plate is connected with a water guide plate, and a tension rope is connected between the first baffle plate and the second baffle plate.
3. The architectural design foundation pit protection device of claim 1, wherein the upper end of the second baffle is higher than the first baffle, and the upper end of the second baffle is 20-40cm higher than the angle adjustment mechanism.
4. The protection device for the architectural design foundation pit according to claim 2 or 3, wherein a water chute is arranged at the lower end of the first baffle plate, and the water chute is a channel steel or a steel sheet pile.
5. The architectural design foundation pit protection device according to claim 4, wherein the thickness of the movable disc and the ratchet wheel is less than or equal to that of the pawl, a limiting block for limiting the rotation angle of the second baffle is further arranged in the angle adjustment mechanism, and the maximum rotation angle of the angle adjustment mechanism is less than or equal to 100 degrees.
6. The architectural design foundation pit protection device of claim 5, wherein a plurality of connecting holes are arranged on the first baffle and the second baffle, and rubber plugs are arranged in the connecting holes.
7. The architectural design foundation pit protection device of claim 2, wherein the first baffle plate and the second baffle plate are plate-shaped, the rear end of the water guide plate is hinged with the upper end of the second baffle plate, and the water guide plate is made of rubber or synthetic plastic.
8. The architectural design foundation pit protection device of claim 3, wherein the first baffle and the second baffle are both formed by punching thin iron sheets, the grooves on the first baffle and the grooves on the second baffle are installed in a staggered manner, and the upper end of the second baffle is bent and formed.
9. A use method of a building design foundation pit protection device is characterized by comprising the following steps:
step 1, arranging drainage channels around a foundation pit according to the measured width of the foundation pit, and selecting proper first baffle plates and proper second baffle plates;
step 2, measuring the widths of the foundation pit and the second baffle, and fixing the first baffle at the edge of the outer side of the foundation pit by using a ground bolt, so that the front ends of the second baffles at the two sides of the foundation pit are overlapped after being opened;
step 3, when the weather is severe, such as rain and snow, the second baffle is opened and adjusted, and the inclination angle of the second baffle and the ground is more than 90 degrees under the action of the angle adjusting mechanism;
and 4, after the dewatering is finished, the second baffle is pushed upwards, and after the pawl of the angle adjusting mechanism is disengaged from the ratchet wheel, the second baffle is folded, and the foundation pit construction is continued.
10. The use method of the architectural design foundation pit protection device according to claim 9, wherein in step 2, the width of the foundation pit is large, after the first baffle and the second baffle are opened, a large gap still appears at the upper end of the foundation pit, a part of other second baffle can be cut, a part of rubber stopper is removed, and the cut second baffles are spliced by using the fixing bolt and the connecting hole on the second baffles;
and 3, in a strong wind weather, using a bar stock in the building site, connecting one end of the bar stock to the inside of the foundation pit, and connecting the other end of the bar stock to a fastening rope or a connecting hole to reinforce the second baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010272256.3A CN111456018A (en) | 2020-04-09 | 2020-04-09 | Architectural design foundation ditch protector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010272256.3A CN111456018A (en) | 2020-04-09 | 2020-04-09 | Architectural design foundation ditch protector |
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| CN111456018A true CN111456018A (en) | 2020-07-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673168A (en) * | 2022-05-05 | 2022-06-28 | 温州神光建设工程有限公司 | Foundation pit maintenance device for house building and construction method thereof |
| WO2023051211A1 (en) * | 2021-09-30 | 2023-04-06 | 胡晓晴 | Flexible laminar flow ward frame |
-
2020
- 2020-04-09 CN CN202010272256.3A patent/CN111456018A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023051211A1 (en) * | 2021-09-30 | 2023-04-06 | 胡晓晴 | Flexible laminar flow ward frame |
| CN114673168A (en) * | 2022-05-05 | 2022-06-28 | 温州神光建设工程有限公司 | Foundation pit maintenance device for house building and construction method thereof |
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Application publication date: 20200728 |
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