CN215669605U

CN215669605U - Foundation ditch engineering is with protection network of avoiding rubble to drop

Info

Publication number: CN215669605U
Application number: CN202122414570.3U
Authority: CN
Inventors: 周剑; 张宝昆; 甘静艳
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-01-28
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to the technical field of protective nets, in particular to a protective net for preventing broken stones from falling for foundation pit engineering, which comprises a protective net body, a pressing plate and a limiting device, wherein the pressing plate is arranged on the upper surface of the protective net body, the limiting device is arranged on the surface of the pressing plate and comprises a screw rod, the screw rod is in threaded connection with the pressing plate, a connecting cylinder is fixedly arranged on one side of the pressing plate, which is close to the protective net body, two sliding holes are formed in the surface of the connecting cylinder, a pushing plate is in threaded connection with the arc surface of the screw rod, the pushing plate is in sliding connection with the sliding holes, a sliding frame is slidably sleeved on the surface of the connecting cylinder, two limiting plates are rotatably connected to the surface of the sliding frame, and a fixing plate is fixedly arranged on one side of the connecting cylinder, which is far away from the pressing plate. The utility model solves the problems that the surface of the steel pipe is smooth, so that the looseness is easy to occur, the protection net is not tightly fixed, and the protection net is easy to slide after being installed, so that broken stones fall off and the protection effect is lost.

Description

Foundation ditch engineering is with protection network of avoiding rubble to drop

Technical Field

The utility model relates to the technical field of protective nets, in particular to a protective net for preventing broken stones from falling for foundation pit engineering.

Background

The protection net is a protective device for preventing objects from falling from the high altitude or preventing personnel from falling, and in the construction process of a foundation pit, the protection net needs to be laid on gentle slopes around the foundation pit to prevent broken stones from falling and smashing constructors in the foundation pit and protect the personal safety of the constructors.

When laying the protection network, usually smash the steel pipe into earth, then be connected protection network and steel pipe, reach the effect of fixed protection network, nevertheless because steel pipe surface is smooth, the road surface can produce the vibration when construction vehicle passes through, and the steel pipe takes place to become flexible easily and breaks away from ground, leads to the protection network to lose the guard action, falls into the foundation ditch even in, has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the prior art, due to the fact that the surface of a steel pipe is smooth, looseness is easy to occur, the protective net is not fixed tightly, and the protective net is easy to slide after being installed, so that broken stones fall off and the protective effect is lost.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a foundation ditch engineering is with protection network of avoiding rubble to drop, includes the protection network body, clamp plate and stop device, the upper surface of protection network body is equipped with the clamp plate, the surface of clamp plate is equipped with stop device, stop device includes the screw rod, screw rod and clamp plate threaded connection, one side that the clamp plate is close to the protection network body is equipped with the connecting cylinder admittedly, two slide openings have been seted up on the surface of connecting cylinder, the arc surface threaded connection of screw rod has the push pedal, push pedal and slide opening sliding connection, the sliding surface cover of connecting cylinder has the carriage, the surface of carriage rotates and is connected with two limiting plates, one side that the clamp plate was kept away from to the connecting cylinder is equipped with the fixed plate admittedly, through launching the limiting plate in earth, reaches to make the clamp plate closely extrude the protection network body, prevents that the clamp plate from taking place not hard up to and prevent the effect that the rubble from dropping.

Preferably, the cross section of the fixed plate is isosceles trapezoid, one side of the limiting plate, which is close to the fixed plate, is provided with an inclined plane, and the inclined plane is arranged on the surface of the limiting plate, so that the limiting plate can rotate after the inclined plane of the limiting plate is contacted with the fixed plate.

Preferably, the fixed plate is kept away from one side welding of connecting cylinder and is had the inserted block, the inserted block is the cone, through setting up the inserted block, reaches the effect that conveniently inserts stop device in earth.

Preferably, one side of the pressing plate close to the sliding frame is fixedly provided with two elastic cloths, one end of the elastic cloth far away from the pressing plate is fixedly connected with the sliding frame, and the elastic cloths are arranged to achieve the effect of resetting the sliding frame and further resetting the limiting plate.

Preferably, one side that the protection network body was kept away from to the clamp plate is equipped with the hook device, the hook device includes first backup pad, first backup pad and clamp plate fixed connection, the clamp plate is equipped with the second backup pad for the position of first backup pad admittedly, the internal rotation of first backup pad is connected with the spool, the spool runs through first backup pad, the spool is kept away from the one end of first backup pad and is rotated with the second backup pad and be connected, the arc surface winding of spool has the haulage rope, the one end that the spool was kept away from to the haulage rope is equipped with the hook admittedly, through hooking the surface of protection network body with the hook, reaches the effect that prevents clamp plate and protection network body and break away from the contact.

Preferably, the upper surface of clamp plate is equipped with the spacing admittedly, the inner wall and the haulage rope sliding connection of spacing, through setting up spacing, reach the effect in restriction haulage rope sliding path.

Preferably, the surface of spool slides and runs through there is the bolt, the card hole has been seted up on the surface of first backup pad, the size of bolt and the size looks adaptation in card hole, through with bolt and the joint in card hole, reach the effect of fixed spool position and then fixed hook position.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, through arranging the limiting device, when the limiting device is required to be used, the protective net body is laid firstly, the inserting block is inserted into the mesh hole of the protective net body, then the pressing plate is knocked by a hammer, the pressing plate moves and extrudes the connecting cylinder, the inserting block is extruded by the fixed plate through the movement of the connecting cylinder, the inserting block achieves the effect of reducing the contact area with the ground, and the limiting device is convenient to pound into the ground. The pressure plate is prevented from loosening and being separated from the contact with the protective net body, when the limiting device is not needed, the screw rod is rotated in the opposite direction, the screw rod drives the push plate to slide along the inner wall of the sliding hole to the direction close to the pressure plate by means of the screw thread, then the pressing plate is pulled in the direction far away from the protective net body, the pressing plate moves to drive the connecting cylinder to move, the fixed plate drives the insert block to move by means of the movement of the connecting cylinder, when the insert block is separated from the ground, the elastic cloth begins to contract, the sliding frame drives the limiting plate to slide towards the direction close to the pressing plate by virtue of the elasticity of the elastic cloth, so as to achieve the effects of resetting the limiting plate and facilitating the next use, the pressure plate is firmly fixed on the ground by arranging the limiting device, and the pressure plate is prevented from loosening, and then prevent that the protection network body from taking place the condition emergence that becomes flexible to prevent that the rubble from dropping, improved the effect of this protection network practicality greatly.

2. According to the utility model, through the arrangement of the hooking device, when the hooking device needs to be used, the hook is clamped with the protective net body, the bolt is pulled out of the surface of the first supporting plate, then the reel is rotated, the reel rotates on the surface of the second supporting plate and starts to wind the traction rope, in the process, the traction rope can slide through the surface of the limiting frame and drive the hook to move, so that the protective net body is tensioned by the hook, then the bolt slides in along the inner wall of the clamping hole again to achieve the effect of fixing the position of the reel and further fixing the position of the hook, and through the arrangement of the hooking device, the protective net body is prevented from being separated from the pressing plate, so that the pressing plate cannot fix the protective net body, and the use of a user is facilitated.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a protective net for preventing broken stones from falling in foundation pit engineering according to the present invention;

FIG. 2 is a partial schematic structural view of FIG. 1 of a protective net for preventing broken stones from falling in foundation pit engineering according to the present invention;

FIG. 3 is a partial schematic structural view of FIG. 2 of a protective net for preventing broken stones from falling in foundation pit engineering according to the present invention;

FIG. 4 is a schematic structural view of a portion above FIG. 3 of a protective net for preventing broken stones from falling in foundation pit engineering according to the present invention;

fig. 5 is a schematic partial structural view of fig. 3 of a protective net for preventing broken stones from falling in foundation pit engineering according to the present invention.

Illustration of the drawings: 1. a protective net body; 2. pressing a plate; 3. a limiting device; 31. a screw; 32. a connecting cylinder; 33. a slide hole; 34. pushing the plate; 35. a carriage; 36. a limiting plate; 37. a fixing plate; 38. inserting a block; 39. an elastic cloth; 4. a hooking device; 41. a first support plate; 42. a second support plate; 43. a reel; 44. a hauling rope; 45. a hook; 46. a limiting frame; 47. and (4) a bolt.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a foundation ditch engineering is with protection network of avoiding rubble to drop, includes protection network body 1, clamp plate 2 and stop device 3, and the upper surface of protection network body 1 is equipped with clamp plate 2, and the surface of clamp plate 2 is equipped with stop device 3, and one side that protection network body 1 was kept away from to clamp plate 2 is equipped with hook device 4.

The specific arrangement and function of the stop means 3 and the hooking means 4 will be described in detail below.

In this embodiment: stop device 3 includes screw rod 31,

screw rod

31 and 2 threaded connection of clamp plate, clamp plate 2 is close to one side of protection network body 1 and is equipped with connecting cylinder 32 admittedly, two slide holes 33 have been seted up on the surface of connecting cylinder 32, screw rod 31's arc surface threaded connection has push pedal 34, push pedal 34 and slide hole 33 sliding connection, the surperficial slip cover of connecting cylinder 32 has carriage 35, the surperficial rotation of carriage 35 is connected with two limiting plates 36, one side that clamp plate 2 was kept away from to connecting cylinder 32 is equipped with fixed plate 37 admittedly, through launching limiting plate 36 in earth, reach and make clamp plate 2 closely extrude protection network body 1, prevent that clamp plate 2 from taking place not hard up, and the effect that the rubble dropped.

Specifically, the cross section of the fixing plate 37 is isosceles trapezoid, one side of the limiting plate 36 close to the fixing plate 37 is provided with an inclined surface, and the inclined surface is arranged on the surface of the limiting plate 36, so that the limiting plate 36 rotates after the inclined surface of the limiting plate 36 contacts with the fixing plate 37.

Specifically, an insertion block 38 is welded on one side of the fixing plate 37 away from the connecting cylinder 32, and the insertion block 38 is in a cone shape.

In this embodiment: through setting up inserted block 38, reach the effect of conveniently inserting stop device 3 in earth.

Specifically, two elastic cloths 39 are fixedly arranged on one side, close to the sliding frame 35, of the pressing plate 2, one end, far away from the pressing plate 2, of each elastic cloth 39 is fixedly connected with the sliding frame 35, and the sliding frame 35 is reset and then the limiting plate 36 is reset by arranging the elastic cloths 39.

In this embodiment: hook device 4 includes first backup pad 41, first backup pad 41 and clamp plate 2 fixed connection, clamp plate 2 is equipped with second backup pad 42 for the position of first backup pad 41 admittedly, the internal rotation of first backup pad 41 is connected with spool 43, spool 43 runs through first backup pad 41, the one end that first backup pad 41 was kept away from to spool 43 rotates with second backup pad 42 to be connected, the arc surface winding of spool 43 has haulage rope 44, the one end that spool 43 was kept away from to haulage rope 44 is equipped with hook 45 admittedly, through hooking hook 45 the surface of protection network body 1, reach the effect that prevents clamp plate 2 and protection network body 1 from breaking away from the contact.

Specifically, the upper surface of the pressing plate 2 is fixedly provided with a limiting frame 46, the inner wall of the limiting frame 46 is connected with the traction rope 44 in a sliding manner, and the limiting frame 46 is arranged to limit the sliding path of the traction rope 44.

Specifically, a plug 47 penetrates through the surface of the reel 43 in a sliding manner, a clamping hole is formed in the surface of the first support plate 41, and the size of the plug 47 is matched with that of the clamping hole.

In this embodiment: the position of the reel 43 and thus the hook 45 is fixed by clamping the plug 47 with the clamping hole.

The working principle is as follows: when the limiting device 3 needs to be used, the protective net body 1 is laid firstly, the inserting block 38 is inserted into a mesh hole of the protective net body 1, then the pressing plate 2 is knocked by a hammer, the pressing plate 2 moves and extrudes the connecting cylinder 32, the fixing plate 37 extrudes the inserting block 38 by means of the movement of the connecting cylinder 32, the inserting block 38 achieves the effect of reducing the contact area with the ground, the limiting device 3 is conveniently knocked into the ground, after the pressing plate 2 is contacted with the protective net body 1, the screw rod 31 is rotated, the screw rod 31 drives the push plate 34 to slide along the inner wall of the sliding hole 33 to the direction close to the fixing plate 37 by means of threads, the sliding of the push plate 34 drives the sliding frame 35 to slide along the surface of the connecting cylinder 32, the sliding frame 35 stretches the elastic cloth 39, the elastic cloth 39 is in a stretching state at the moment, the limiting plate 36 is in contact with the surface of the fixing plate 37 by means of the sliding frame 35, at the moment, the two limiting plates 36 gradually rotate towards the directions away from each other, the contact area between the limiting device 3 and the ground is enlarged, the pressing plate 2 is prevented from loosening and being separated from the contact with the protective net body 1, when the limiting device 3 is not needed, the screw rod 31 is rotated in the opposite direction, the screw rod 31 drives the pressing plate 34 to slide along the inner wall of the sliding hole 33 in the direction close to the pressing plate 2 by means of threads, then the pressing plate 2 is pulled in the direction far away from the protective net body 1, the pressing plate 2 moves to drive the connecting cylinder 32 to move, the fixing plate 37 drives the inserting block 38 to move by means of the connecting cylinder 32, after the inserting block 38 is separated from the ground, the elastic cloth 39 begins to shrink, the sliding frame 35 drives the limiting plate 36 to slide in the direction close to the pressing plate 2 by means of the elasticity of the elastic cloth 39, the limiting plate 36 is reset, the next use is facilitated, when the hooking device 4 is needed, the hook 45 is connected with the protective net body 1 in a clamping manner, and then the bolt 47 is pulled out from the surface of the first supporting plate 41, then the reel 43 is rotated, the reel 43 rotates on the surface of the second support plate 42 and starts to wind the pulling rope 44, in the process, the pulling rope 44 slides through the surface of the limiting frame 46 and drives the hook 45 to move, so that the hook 45 tensions the protection net body 1, and then the bolt 47 slides in along the inner wall of the clamping hole again to achieve the effect of fixing the position of the reel 43 and further fixing the position of the hook 45.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a foundation ditch engineering is with protection network of avoiding rubble to drop, includes protection network body (1), clamp plate (2) and stop device (3), its characterized in that: the upper surface of protection network body (1) is equipped with clamp plate (2), the surface of clamp plate (2) is equipped with stop device (3), stop device (3) include screw rod (31), screw rod (31) and clamp plate (2) threaded connection, clamp plate (2) are close to one side of protection network body (1) and are equipped with connecting cylinder (32) admittedly, two slide opening (33) have been seted up on the surface of connecting cylinder (32), the arc surface threaded connection of screw rod (31) has push pedal (34), push pedal (34) and slide opening (33) sliding connection, the sliding surface cover of connecting cylinder (32) has carriage (35), the surface rotation of carriage (35) is connected with two limiting plate (36), one side that clamp plate (2) were kept away from in connecting cylinder (32) is equipped with fixed plate (37) admittedly.

2. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 1, wherein: the cross section of the fixed plate (37) is isosceles trapezoid, and an inclined plane is arranged on one side, close to the fixed plate (37), of the limiting plate (36).

3. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 1, wherein: one side welding that fixed plate (37) kept away from connecting cylinder (32) has inserted block (38), inserted block (38) are the cone.

4. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 1, wherein: two elastic cloths (39) are fixedly arranged on one side, close to the sliding frame (35), of the pressing plate (2), and one end, far away from the pressing plate (2), of each elastic cloth (39) is fixedly connected with the sliding frame (35).

5. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 1, wherein: one side that protection network body (1) was kept away from in clamp plate (2) is equipped with hook device (4), hook device (4) include first backup pad (41), first backup pad (41) and clamp plate (2) fixed connection, clamp plate (2) are equipped with second backup pad (42) for the position of first backup pad (41) admittedly, the internal rotation of first backup pad (41) is connected with spool (43), first backup pad (41) are run through in spool (43), the one end and the second backup pad (42) of first backup pad (41) are kept away from in spool (43) rotate and are connected, the arc surface winding of spool (43) has haulage rope (44), the one end that spool (43) were kept away from in haulage rope (44) is equipped with hook (45) admittedly.

6. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 5, wherein: the upper surface of clamp plate (2) is equipped with spacing (46) admittedly, the inner wall and the haulage rope (44) sliding connection of spacing (46).

7. The protective net for preventing broken stones from falling off for foundation pit engineering according to claim 5, wherein: the surface of the scroll (43) is penetrated with a plug pin (47) in a sliding manner, the surface of the first supporting plate (41) is provided with a clamping hole, and the size of the plug pin (47) is matched with that of the clamping hole.