CN219061169U

CN219061169U - Foundation pit guardrail for building

Info

Publication number: CN219061169U
Application number: CN202222973404.1U
Authority: CN
Inventors: 徐勇; 周心语; 邓承芳; 陈超; 王长煜
Original assignee: Zhejiang Shuocheng Construction Engineering Co ltd
Current assignee: Zhejiang Shuocheng Construction Engineering Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-05-23
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a foundation pit guardrail for a building, which relates to the technical field of foundation pit guardrails, and comprises a first guardrail, a second guardrail and a mounting mechanism for connecting the first guardrail with the second guardrail, wherein the first guardrail and the second guardrail have the same composition structure; the first guardrail comprises a base, a supporting rod fixedly connected to the top of the base, an installation seat fixedly connected to the outer side wall of the supporting rod and a telescopic rod movably connected with the installation seat; the mounting mechanism comprises a connecting block fixedly connected to the end face of one telescopic rod, a mounting hole formed in the top of the connecting block, a first fixing bolt in threaded connection with the mounting hole, a rectangular block fixedly connected to the end face of the other telescopic rod, and a threaded hole formed in the top of the rectangular block. The utility model relates to a foundation pit guardrail for a building, which is characterized in that a connecting block and a rectangular block are fixed by sequentially penetrating a mounting hole and a threaded hole through a first fixing bolt, so that the first guardrail and a second guardrail are assembled together.

Description

Foundation pit guardrail for building

Technical Field

The utility model relates to the technical field of foundation pit guardrails, in particular to a foundation pit guardrail for a building.

Background

The foundation pit is a soil pit excavated at a foundation design position according to the elevation of the substrate and the plane size of the foundation. Before excavation, the excavation scheme is determined according to geological hydrologic data and the conditions of buildings nearby the site, and waterproof and drainage works are performed. The method of releasing the slope can be used by the person with non-deep excavation to stabilize the soil slope, and the gradient of the soil slope is determined according to relevant construction regulations. The method can be used for protecting the wall of a foundation pit by a foundation pit wall supporting method and a concrete spraying wall protecting method, and even a large foundation pit adopts methods of underground continuous walls, column type bored piles and the like to be interlocked so as to protect the collapse of an outer soil layer; the underground water level can be reduced by using a well point method without influencing the nearby buildings, and slope-releasing open cut is adopted; the natural cold air freezing method can be adopted for excavation and the like in cold areas, a foundation pit is excavated in the building construction process, and in order to prevent falling, foundation pit guardrails are arranged at the edges of the foundation pit for protection operation.

The guardrail in the market at present generally comprises division board and the bracing piece of fixing on the division board, however current such guardrail is bulky, when the transportation, occupies great space, and because can not dismantle, use inconvenient its transportation, the practicality is poor.

Disclosure of Invention

The utility model mainly aims to provide a foundation pit guardrail for a building, which can effectively solve the problems of large volume, incapability of disassembly, inconvenient transportation and poor practicability in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the foundation pit guardrail for the building comprises a first guardrail, a second guardrail and a mounting mechanism for connecting the first guardrail with the second guardrail, wherein the first guardrail and the second guardrail have the same composition structure;

the first guardrail comprises a base, a supporting rod fixedly connected to the top of the base, an installation seat fixedly connected to the outer side wall of the supporting rod and a telescopic rod movably connected with the installation seat;

the mounting mechanism comprises a connecting block fixedly connected to one end face of the telescopic rod, a mounting hole formed in the top of the connecting block, a first fixing bolt in threaded connection with the mounting hole, a rectangular block fixedly connected to the other end face of the telescopic rod, and a threaded hole formed in the top of the rectangular block, the cross section of the threaded hole is matched with the cross section of the first fixing bolt, and the connecting block is provided with a positioning mechanism;

the positioning mechanism comprises a sliding groove formed in the outer side wall of the connecting block, a movable groove formed in the inner side wall of the sliding groove, a connecting spring fixedly connected to the inner side wall of the movable groove, a movable block fixedly connected to the other end of the connecting spring, a push-pull rod penetrating the movable block, and a positioning hole formed in the outer side wall of the rectangular block.

Preferably, the connecting block is , and the longitudinal section of the connecting block is matched with the longitudinal section of the rectangular block.

Preferably, the push-pull rod comprises a slide rod and a ball fixedly connected to one end of the slide rod, the outer diameter of the ball is larger than that of the slide rod, the outer diameter of the slide rod is lower than the inner diameter of the slide groove, and the slide rod slides in the slide groove.

Preferably, the movable block is in a ring shape, the outer diameter size of the movable block and the lower end of the inner diameter size of the movable groove slide in the movable groove.

Preferably, a thread groove is formed in the outer side wall of the support rod connected with the connecting block, and the inner diameter size of the thread groove is equal to that of the first fixing bolt.

Preferably, the lateral wall fixedly connected with stopper of bracing piece, the stopper is the permanent magnet, and attracts each other with the telescopic link.

Preferably, the support rod connected with the rectangular block is in threaded connection with a second fixing bolt, the length of the second fixing bolt is larger than the thickness of the support rod, and the outer diameter size of the second fixing bolt is equal to that of the first fixing bolt.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the telescopic rod is rotated and abutted against the corresponding limiting block, the limiting block adsorbs the telescopic rod, then the push-pull rod is pulled, so that the push-pull rod drives the movable block to move, the movable block compresses the connecting spring, the other end of the push-pull rod is completely retracted into the sliding groove, the rectangular block is completely inserted into the connecting block, the positioning hole is opposite to the sliding groove, the push-pull rod is loosened, the connecting spring is rebounded to an initial state, so that the movable block and the push-pull rod are driven to move, the other end of the push-pull rod is inserted into the positioning hole, the connecting block and the rectangular block are initially fixed, then the connecting block and the rectangular block are sequentially penetrated through the mounting hole and the threaded hole through the first fixing bolt, so that the two supporting rods are assembled together, the telescopic rod is connected with the supporting rod, the length of the guardrail can be adjusted, when the telescopic rod is required to be disassembled, the first fixing bolt is separated from the threaded hole, the telescopic rod is compressed to the shortest length, the telescopic rod is rotated, the telescopic rod is attached with the supporting rod, the first fixing bolt is the shortest, the first fixing bolt is enabled to the supporting rod, the rectangular block is fixedly occupied by the threaded hole, the first fixing bolt is enabled to be fixedly connected with the rectangular block, and the threaded hole is fixedly connected with the threaded hole, and the threaded bolt is fixedly connected with the threaded groove.

Drawings

FIG. 1 is a schematic view of the overall structure of a foundation pit guardrail for construction according to the present utility model;

fig. 2 is a schematic structural view of the foundation pit guardrail for building according to the present utility model;

FIG. 3 is a schematic diagram of a connection structure between a telescopic rod and a connecting block of a foundation pit guardrail for a building;

FIG. 4 is a schematic diagram of a connection structure of a telescopic rod and a rectangular block of a foundation pit guardrail for a building;

fig. 5 is a schematic diagram of the internal structure of a connection block of a foundation pit guardrail for construction.

In the figure: 1. a support rod; 2. a mounting base; 3. a telescopic rod; 4. a connecting block; 5. a first fixing bolt; 6. rectangular blocks; 7. a chute; 8. a movable groove; 9. a connecting spring; 10. a movable block; 11. a push-pull rod; 12. positioning holes; 13. a limiting block; 14. and a second fixing bolt.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the present utility model is a foundation pit guardrail for construction, including a first guardrail, a second guardrail, and a mounting mechanism for connecting the first guardrail and the second guardrail, wherein the first guardrail and the second guardrail have the same composition structure;

the first guardrail comprises a base, a supporting rod 1 fixedly connected to the top of the base, an installation seat 2 fixedly connected to the outer side wall of the supporting rod 1, and a telescopic rod 3 movably connected with the installation seat 2;

the mounting mechanism comprises a connecting block 4 fixedly connected to the end face of one telescopic rod 3, a mounting hole formed in the top of the connecting block 4, a first fixing bolt 5 in threaded connection with the mounting hole, a rectangular block 6 fixedly connected to the end face of the other telescopic rod 3, and a threaded hole formed in the top of the rectangular block 6, wherein the cross section of the threaded hole is matched with the cross section of the first fixing bolt 5, and the connecting block 4 is provided with a positioning mechanism;

the positioning mechanism comprises a chute 7 arranged on the outer side wall of the connecting block 4, a movable groove 8 arranged on the inner side wall of the chute 7, a connecting spring 9 fixedly connected on the inner side wall of the movable groove 8, a movable block 10 fixedly connected on the other end of the connecting spring 9, a push-pull rod 11 penetrating the movable block 10, and a positioning hole 12 arranged on the outer side wall of the rectangular block 6.

The connecting block 4 is , the longitudinal section of the connecting block 4 is matched with the longitudinal section of the rectangular block 6, the rectangular block 6 can be inserted into the connecting block 4, when the connecting block 4 and the rectangular block are in complete contact, the mounting hole is opposite to the threaded hole, and the sliding groove 7 is opposite to the positioning hole 12.

The push-pull rod 11 comprises a sliding rod and a ball fixedly connected to one end of the sliding rod, the outer diameter of the ball is larger than that of the sliding rod, the outer diameter of the sliding rod is smaller than that of the sliding groove 7, the sliding rod slides in the sliding groove 7, the push-pull rod 11 can extend out of the sliding groove 7 and is inserted into the positioning hole 12, and therefore the connecting block 4 and the rectangular block 6 are initially fixed.

The movable block 10 is annular, the outer diameter of the movable block 10 is lower than the inner diameter of the movable groove 8, and the movable block 10 slides in the movable groove 8.

The outer side wall of the supporting rod 1 connected with the connecting block 4 is provided with a thread groove, the inner diameter size of the thread groove is equal to that of the first fixing bolt 5, and the connecting block 4 is fixed on the outer surface of the supporting rod 1 by sequentially penetrating through the mounting hole and the thread groove through the first fixing bolt 5.

The lateral wall fixedly connected with stopper 13 of bracing piece 1, stopper 13 are the permanent magnet, and with telescopic link 3 looks attraction each other, can make stopper 13 adsorb telescopic link 3 to form 90 contained angles between telescopic link 3 and the bracing piece 1.

The supporting rod 1 connected with the rectangular block 6 is in threaded connection with a second fixing bolt 14, the length of the second fixing bolt 14 is larger than the thickness of the supporting rod 1, the outer diameter of the second fixing bolt 14 is equal to that of the first fixing bolt 5, and the second fixing bolt 14 sequentially penetrates through the supporting rod 1 and the rectangular block 6, so that the rectangular block 6 is fixed on the supporting rod 1.

The working principle of the utility model is as follows: through rotating telescopic link 3 to make it and corresponding stopper 13 counterbalance, stopper 13 will adsorb telescopic link 3 this moment, then pull push-and-pull rod 11, thereby make push-and-pull rod 11 drive movable block 10 and remove, at this moment movable block 10 will compress connecting spring 9, and the other end of push-and-pull rod 11 will retract into spout 7 completely, afterwards with rectangular piece 6 pegging graft completely to the inside of connecting block 4, and make locating hole 12 just right spout 7, loosen push-and-pull rod 11, at this moment connecting spring 9 will rebound to initial condition, thereby drive movable block 10 and push-and-pull rod 11 remove, and make the other end of push-and-pull rod 11 insert into locating hole 12, thereby be fixed initially connecting block 4 and rectangular piece 6, then pass through mounting hole and screw hole in proper order through first fixing bolt 5, thereby fix connecting block 4 and rectangular piece 6, thereby assemble two bracing pieces 1 together, because it is telescopic link 3 with bracing piece 1 being connected, so can adjust the length of guardrail when it needs to dismantle, separate first fixing bolt 5 and screw hole, then compress the telescopic link 3 to the shortest length, and make it rotate to the first telescopic link 3, make it just right to the same screw thread groove with the first screw thread groove 5, make it take up the same thread groove with the first screw thread, the first screw thread is fixed with the connecting block 1, the same thread is fixed with the first screw thread-bolt is fixed.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a foundation ditch guardrail for building which characterized in that: the device comprises a first guardrail, a second guardrail and a mounting mechanism for connecting the first guardrail with the second guardrail, wherein the first guardrail and the second guardrail have the same composition structure;

the first guardrail comprises a base, a supporting rod (1) fixedly connected to the top of the base, a mounting seat (2) fixedly connected to the outer side wall of the supporting rod (1), and a telescopic rod (3) movably connected with the mounting seat (2);

the mounting mechanism comprises a connecting block (4) fixedly connected to the end face of one telescopic rod (3), a mounting hole formed in the top of the connecting block (4), a first fixing bolt (5) in threaded connection with the mounting hole, a rectangular block (6) fixedly connected to the end face of the other telescopic rod (3), and a threaded hole formed in the top of the rectangular block (6), the cross section of the threaded hole is matched with the cross section of the first fixing bolt (5), and the connecting block (4) is provided with a positioning mechanism;

the positioning mechanism comprises a sliding groove (7) formed in the outer side wall of the connecting block (4), a movable groove (8) formed in the inner side wall of the sliding groove (7), a connecting spring (9) fixedly connected to the inner side wall of the movable groove (8), a movable block (10) fixedly connected to the other end of the connecting spring (9), a push-pull rod (11) penetrating the movable block (10) and a positioning hole (12) formed in the outer side wall of the rectangular block (6).

2. A foundation pit guardrail for a building according to claim 1, characterized in that: the connecting block (4) is , and the longitudinal section of the connecting block (4) is matched with the longitudinal section of the rectangular block (6).

3. A foundation pit guardrail for a building according to claim 2, characterized in that: the push-pull rod (11) comprises a sliding rod and a ball fixedly connected to one end of the sliding rod, the outer diameter of the ball is larger than that of the sliding rod, the outer diameter of the sliding rod is lower than the inner diameter of the sliding groove (7), and the sliding rod slides in the sliding groove (7).

4. A foundation pit guardrail for construction according to claim 3, characterized in that: the movable block (10) is in a circular ring shape, the outer diameter of the movable block (10) is lower than the inner diameter of the movable groove (8), and the movable block (10) slides in the movable groove (8).

5. The foundation pit guardrail for construction of claim 4, wherein: the outer side wall of the supporting rod (1) connected with the connecting block (4) is provided with a thread groove, and the inner diameter size of the thread groove is equal to that of the first fixing bolt (5).

6. The foundation pit guardrail for construction of claim 5, wherein: the outer side wall of the supporting rod (1) is fixedly connected with a limiting block (13), and the limiting block (13) is a permanent magnet and is attracted with the telescopic rod (3).

7. The foundation pit guardrail for construction of claim 6, wherein: the support rod (1) connected with the rectangular block (6) is in threaded connection with a second fixing bolt (14), the length of the second fixing bolt (14) is greater than the thickness of the support rod (1), and the outer diameter of the second fixing bolt (14) is equal to that of the first fixing bolt (5).