CN215562665U

CN215562665U - Protection frame for preventing collapse in foundation excavation is built in room

Info

Publication number: CN215562665U
Application number: CN202121583488.7U
Authority: CN
Inventors: 于会超; 杜昌宝; 宋志波; 张欣; 李鹏; 杨洪晨
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-18
Anticipated expiration: 2031-07-09

Abstract

The utility model relates to the technical field of foundation support, and discloses a protective frame for preventing collapse in excavation of a house building foundation, which comprises inner foundation pit soil, an anti-collapse protective plate and a top supporting plate, wherein the outer wall of the inner foundation pit soil is fixedly connected with the anti-collapse protective plate, the inner part of the anti-collapse protective plate is fixedly connected with a fixed groove, the inner wall of the fixed groove is movably connected with a connecting insert block, the right side of the anti-collapse protective plate is movably connected with a right-angle insert block, the right side of the anti-collapse protective plate is movably connected with the top supporting plate, the top supporting plate can support and prop the anti-collapse protective plates at two sides, so that the stability of the anti-collapse protective plate is greatly improved, the number of supporting components is saved, the practicability of the device is improved, a constructor can conveniently grasp the anti-collapse protective plate by means of force, the anti-collapse protective plate can be conveniently carried in construction, the practicability of the device is improved, an anchor plate can be inserted into a soil layer and is tightly wrapped and fastened by a dense soil layer, and then further stabilize the anti-collapse guard plate, and the practicability of the device is improved.

Description

Protection frame for preventing collapse in foundation excavation is built in room

Technical Field

The utility model relates to the technical field of foundation support, in particular to a protection frame for preventing collapse in excavation of a house building foundation.

Background

The foundation refers to a soil body or a rock body for supporting a foundation under a building, the foundation comprises a natural foundation and an artificial foundation (composite foundation), the natural foundation is a natural soil layer which does not need to be reinforced by people, the artificial foundation needs to be reinforced by people, and a stone chip cushion, a sand cushion, mixed lime soil are backfilled and tamped, and the like.

Present protection frame alternates the combination by a large amount of branches many, it is comparatively troublesome when assembling protection frame, its branch is a lot of portable not, and only the protective effect who uses the support body is relatively poor, certain limitation has during the use, current protection frame inserts ground with supporting component mostly simultaneously, make protection frame only rely on to insert the soil layer and carry out the shore, the shore effect is comparatively general, and current protection frame only can be to the unilateral protection of foundation ditch, and the foundation ditch both sides all need protect, make required supporting component's quantity greatly increased, and then reduce the efficiency of construction.

Therefore, how to design a protection frame for preventing the collapse of the house building foundation excavation becomes a problem which needs to be solved currently.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a protective frame for preventing collapse in excavation of a building foundation, which solves the problems that the struts of the existing protective frame are troublesome to splice, and the stability of the existing protective frame only inserted into a soil layer is poor.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a protective frame for preventing collapse in excavation of building foundation comprises inner foundation pit soil, an anti-collapse protective plate and a top supporting plate, the outer wall of the inner side foundation pit soil is fixedly connected with an anti-collapse protective plate, the inner part of the anti-collapse protective plate is fixedly connected with a fixing groove, the inner wall of the fixed groove is movably connected with a connecting insert block, the right side inner part of the anti-collapse guard plate is movably connected with a right-angle insert block, the right side of the anti-collapse guard plate is movably connected with a top supporting plate, the right side of the top supporting plate is fixedly connected with an external thread rod, the outer wall of the external thread rod is movably connected with an internal thread cylinder, the inside of the top supporting plate is connected with a connecting bolt in a penetrating way, the left side of the anti-collapse guard plate is fixedly connected with an anchor rod, the left side of the anchor rod is fixedly connected with an anchor plate, the front of the anti-collapse protective plate is embedded and connected with an internal thread groove, the outer wall of the anti-collapse protective plate is fixedly connected with outer side foundation pit soil, and the outer wall of the connecting bolt is fixedly connected with a through threaded hole.

Preferably, the top of the anti-collapse guard plate is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with a grasping handle, and the top and the bottom of the single anti-collapse guard plate are respectively provided with one grasping handle.

Preferably, the top-view cross section of the connecting insertion block is in an H shape, the height of the connecting insertion block is the same as that of the anti-collapse protective plate, the anti-collapse protective plate is provided with different types, and only the lengths of the anti-collapse protective plates of different types are different.

Preferably, the back surface of the single anti-collapse protection plate is provided with two anchor rods and two anchor plates, and the outer diameter of the external thread rod is the same as the inner diameter of the internal thread cylinder.

(III) advantageous effects

The utility model provides a protection frame for preventing collapse in excavation of a building foundation, which has the following beneficial effects:

(1) according to the anti-collapse protective plate, the anti-collapse protective plates are arranged firstly through the arrangement of the splicing mechanism, then the connecting insertion blocks are inserted into the fixing grooves formed in the anti-collapse protective plates, the anti-collapse protective plates can be connected through the connecting insertion blocks and the right-angle insertion blocks, when the anti-collapse protective plates are connected with each other and combined into a whole, the stability of the whole can be greatly improved, the anti-collapse protective plates are not easy to collapse by soil foundation, meanwhile, the disassembling and assembling steps are convenient, the use is convenient, and the working efficiency can be effectively improved.

(2) According to the anti-collapse protective plate, the supporting mechanism is arranged, the top supporting plates, the external thread rods and the internal thread cylinders are placed between the anti-collapse protective plates, then the external thread rods are rotated, the external thread rods can slowly extend out of the internal thread cylinders, the two top supporting plates are driven to be pushed outwards and support the anti-collapse protective plates on the two sides, the anti-collapse protective plates on the two sides are supported against each other, the connecting bolts penetrate through the penetrating thread holes and are screwed into the internal thread grooves, and the top supporting plates and the anti-collapse protective plates can be connected, so that the stability of the supporting assembly is guaranteed.

Drawings

FIG. 1 is a schematic top view of the apparatus of the present invention;

FIG. 2 is a schematic perspective view of the splicing mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A;

fig. 4 is a schematic front sectional view of the supporting mechanism of the present invention.

In the figure: 1. foundation pit soil on the inner side; 2. an anti-collapse guard plate; 3. fixing grooves; 4. connecting the plug blocks; 5. a right-angle insert block; 6. a top bracing plate; 7. an externally threaded rod; 8. an internal threaded barrel; 9. a connecting bolt; 10. an anchor rod; 11. an anchor sheet; 12. an internal thread groove; 13. outside foundation pit soil; 14. a through threaded hole; 15. a fixed block; 16. grasping the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby features defined as "first" and "second" may explicitly or implicitly include one or more of such features, in the description of the utility model "plurality" means two or more unless explicitly defined otherwise.

As shown in fig. 1 to 4, the present invention provides a technical solution: a protection frame for preventing collapse in excavation of a house foundation comprises inner foundation pit soil 1, an anti-collapse protection plate 2 and a top supporting plate 6, wherein the outer wall of the inner foundation pit soil 1 is fixedly connected with the anti-collapse protection plate 2, the inner part of the anti-collapse protection plate 2 is fixedly connected with a fixed groove 3, the inner wall of the fixed groove 3 is movably connected with a connecting insert block 4, the right side of the anti-collapse protection plate 2 is movably connected with a right-angle insert block 5, the right side of the anti-collapse protection plate 2 is movably connected with the top supporting plate 6, the right side of the top supporting plate 6 is fixedly connected with an outer threaded rod 7, the outer wall of the outer threaded rod 7 is movably connected with an inner threaded cylinder 8, the inner part of the top supporting plate 6 is connected with a connecting bolt 9 in a penetrating way, the left side of the anti-collapse protection plate 2 is fixedly connected with an anchor rod 10, the left side of the anchor rod 10 is fixedly connected with an anchoring plate 11, the front surface of the anti-collapse protection plate 2 is embedded and connected with an inner threaded groove 12, the outer wall of the anti-collapse protection plate 2 is fixedly connected with outer foundation pit soil 13, the outer wall of the connecting bolt 9 is fixedly connected with a through threaded hole 14.

Preferably, prevent the top fixedly connected with fixed block 15 of backplate 2 that collapses, the handle 16 is grabbed to the top fixedly connected with of fixed block 15, the top and the bottom of the backplate 2 that prevents collapsing of monolithic respectively are equipped with one and grab handle 16, current protection frame volume is great, inconvenient constructor carries and installs, it is comparatively inconvenient during the use, grab handle 16 through setting up, set up two grab handles 16 respectively in the top and the bottom of backplate 2 that prevents collapsing, constructor's accessible is grabbed handle 16 and is carried out the power of borrowing and gripping to backplate 2 that prevents collapsing, to preventing collapsing during construction and carry 2, it is comparatively convenient during the use, the practicality of device has been improved.

Preferably, the overlooking cross section of the connecting insert block 4 is in an H shape, the height of the connecting insert block 4 is the same as that of the anti-collapse protective plate 2, the anti-collapse protective plates 2 are of different types, only the lengths of the anti-collapse protective plates 2 of different types are different, a splicing mechanism is composed of the anti-collapse protective plate 2, a fixing groove 3, the connecting insert block 4 and a right-angle insert block 5, the existing protective frame is mostly combined by a large number of support rods in an inserting way, the assembling of the protective frame is troublesome, the number of the support rods is large, the protective frame is inconvenient to carry, only the protective effect of the frame body is poor, certain limitations are realized during use, the anti-collapse protective plates 2 can be arranged at certain intervals by arranging the splicing mechanism when the inner foundation pit soil 1 needs to be protected, then the connecting insert block 4 is inserted into the fixing groove 3 formed in the anti-collapse protective plate 2, and the anti-collapse protective plates 2 which are transversely arranged can be connected through the connecting insert block 4, and through the right angle inserted block 5 with the backplate 2 that prevents collapsing of corner vertical arrangement connect, because connect inserted block 4 and right angle inserted block 5 all be rectangular and massive metal body of rod, and connect inserted block 4 more stable "H" shape, so when every backplate 2 that prevents collapsing all interconnect and make up into a whole back, its holistic stability can promote greatly, be difficult to by the soil matrix to collapse, this mechanism can splice the guard plate fast, make guard plate interconnect and become a whole, the probability that the guard plate was collapsed has not only been reduced, it is comparatively convenient to dismantle the step simultaneously, it is comparatively convenient during the use, the practicality of device has been improved.

Preferably, the back of the single anti-collapse protection plate 2 is provided with two anchor rods 10 and two anchor plates 11, the outer diameter of the external thread rod 7 is the same as the inner diameter of the internal thread cylinder 8, the supporting mechanism is composed of the top supporting plate 6, the external thread rod 7, the internal thread cylinder 8, the connecting bolt 9, the anchor rods 10, the anchor plates 11 and the internal thread groove 12, most of the existing protective frames insert the supporting components into the ground, so that the protective frames are only supported by inserting soil layers, the supporting effect is general, and both sides of the foundation pit need to be protected, so that the number of the required supporting components is greatly increased, further the construction efficiency is reduced, through the arrangement of the supporting mechanism, the top supporting plate 6, the external thread rod 7 and the internal thread cylinder 8 are firstly placed between the anti-collapse protection plates 2, then the external thread rod 7 is rotated, the external thread rod 7 can slowly extend out of the internal thread cylinder 8, further the two top supporting plates 6 are driven to move outwards until the anti-collapse protection plates 2 on both sides are supported, thereby make the backplate 2 that prevents collapsing on both sides through the shore board 6, external screw thread pole 7 and internal thread section of thick bamboo 8 carry out mutual shore, pass through screw hole 14 and screw in thread groove 12 with connector bolt 9 again, can be connected shore board 6 with the backplate 2 that prevents collapsing, in order to guarantee the stability of strut the subassembly, can insert the soil layer with stock 10 and anchor plate 11 when simultaneously preventing collapsing backplate 2 installation, and then carry out further firm to the backplate 2 that prevents collapsing, the mechanism can strut the shore board to the guard plate, fasten through the horizontal shore between the guard plate, in order to guarantee the stable protection of guard plate, also pass through mutual shore between the guard plate simultaneously, avoided strut the subassembly and inserted the soil layer and only to the condition of monolithic guard plate, the quantity of required strut subassembly has been reduced, the practicality of device has been improved.

In conclusion, the working process of the utility model is as follows: firstly arranging the anti-collapse protective plates 2, then connecting the anti-collapse protective plates 2 through the connecting insert blocks 4 and the right-angle insert blocks 5, wherein the connecting insert blocks 4 and the right-angle insert blocks 5 are all long and thick metal rod bodies, so that after each anti-collapse protective plate 2 is connected with each other and combined into a whole, the whole stability can be greatly improved, then placing the top support plates 6, the outer threaded rods 7 and the inner threaded cylinders 8 between the anti-collapse protective plates 2, then rotating the outer threaded rods 7 to enable the outer threaded rods 7 to slowly extend out of the inner threaded cylinders 8, further driving the two top support plates 6 to move outwards until the anti-collapse protective plates 2 on two sides are supported, thereby enabling the anti-collapse protective plates 2 on two sides to support each other, then connecting the top support plates 6 with the anti-collapse protective plates 2 through the connecting bolts 9 to ensure the stability of the supporting assembly, and carrying out force-borrowing and grabbing on the anti-collapse protective plates 2 through the grabbing handles 16, the anti-collapse protection plate 2 is convenient to carry during construction.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundation excavation is built in room prevents collapsing and uses protection frame, includes inboard foundation ditch soil (1), prevents collapsing backplate (2) and fagging (6), its characterized in that: the outer wall of the inner side foundation pit soil (1) is fixedly connected with an anti-collapse protective plate (2), the inner part of the anti-collapse protective plate (2) is fixedly connected with a fixing groove (3), the inner wall of the fixed groove (3) is movably connected with a connecting insert block (4), the right side of the anti-collapse guard plate (2) is movably connected with a right-angle insert block (5), the right side of the anti-collapse protective plate (2) is movably connected with a top supporting plate (6), the right side of the top supporting plate (6) is fixedly connected with an external thread rod (7), the outer wall of the external thread rod (7) is movably connected with an internal thread cylinder (8), the interior of the top supporting plate (6) is connected with a connecting bolt (9) in a penetrating way, the left side of the anti-collapse protection plate (2) is fixedly connected with an anchor rod (10), the left side fixedly connected with anchor plate (11) of stock (10), the preceding embedding of anti-collapse backplate (2) is connected with interior thread groove (12).

2. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: the outer wall of the anti-collapse protection plate (2) is fixedly connected with outer side foundation pit soil (13), and the outer wall of the connecting bolt (9) is fixedly connected with a through threaded hole (14).

3. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: the anti-collapse protection plate is characterized in that a fixing block (15) is fixedly connected to the top of the anti-collapse protection plate (2), a grasping handle (16) is fixedly connected to the top of the fixing block (15), and the grasping handle (16) is respectively arranged at the top and the bottom of the single anti-collapse protection plate (2).

4. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: the overlooking cross section of the connecting insertion block (4) is H-shaped, and the height of the connecting insertion block (4) is the same as that of the anti-collapse protection plate (2).

5. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: the anti-collapse protection plates (2) are different in type, and only the lengths of the anti-collapse protection plates (2) are different.

6. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: two anchor rods (10) and two anchor plates (11) are arranged on the back surface of the single anti-collapse protection plate (2).

7. The protection frame for preventing the excavation collapse of the building foundation according to claim 1, characterized in that: the outer diameter of the external thread rod (7) is the same as the inner diameter of the internal thread cylinder (8).