Soil covering net laying device

Abstract

The utility model relates to a soil covering net laying device, and belongs to the technical field of flexible net laying in building construction. The device comprises a roller used for winding a soil covering net, the two axial ends of the roller are rotationally connected with inner rods through bearings respectively, the inner rods and the roller are coaxial, the end portions of the inner rods are fixedly connected with handheld operating rods, and the handheld operating rods comprise operating rod portions and connecting arm portions arranged at the two axial ends of the roller respectively. One ends of the connecting arm parts are fixedly connected with the end parts of the inner rod in a one-to-one correspondence manner, the other ends of the connecting arm parts are fixedly connected with the operating rod part, and a soil covering net end part fixing structure is arranged on the outer surface of the roller. The whole operation of the device is simple and convenient.

Description

Technical Field

[0001] The utility model relates to a soil covering net laying device, belonging to the technical field of flexible net laying in building construction. Background Art

[0002] In construction, temporary bare soil covering is usually covered by dense mesh soil covering nets. The current commonly used method is that two or more people first unfold the soil covering net, drag it to a suitable position, and then fix it. This method requires two or more people to operate, and the labor input is relatively large.

[0003] In addition, the patent document with the announcement number CN220574309U discloses an environmentally friendly dustproof soil cover net. In order to solve the problem that the soil cover net is not easy to lay, the dustproof soil cover net body is rotatably connected with a rotating shaft rod, and the rotating shaft rod is connected through and connected with a No. 1 hollow connection force block and a No. 2 hollow connection force block, and the bottom of the No. 1 hollow connection force block and the No. 2 hollow connection force block are fixedly connected with a placement table, and the left side of the rotating shaft rod is fixedly connected with a hand rod, and the bottom of the placement table is fixedly connected with a socket rod. The specific working principle is as follows: when in use, first insert the socket rod into the ground, and turn the hand rod to quickly spread the dustproof soil cover net body. However, this scheme does not consider how to quickly and conveniently fix the soil cover net on the rotating main structure, and in the process of turning the hand rod to quickly spread the dustproof soil cover net body, at least one person is still required to operate the rotating hand rod, and one person manually drags the end of the soil cover net, and the labor input is still large. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a soil covering net laying device which can save labor input.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a soil covering net laying device, including a drum for winding the soil covering net, the axial ends of the drum are respectively rotatably connected with inner rods through bearings, the inner rod is coaxial with the drum, and the end of the inner rod is fixedly connected with a hand-held operating rod, the hand-held operating rod includes an operating rod part and connecting arm parts respectively arranged at the axial ends of the drum, one end of the connecting arm part and the end of the inner rod are fixedly connected one by one, the other end of the connecting arm part is fixedly connected to the operating rod part, and the outer surface of the drum is provided with a soil covering net end fixing structure.

[0006] In order to facilitate the rapid and convenient fixing of the covering net on the drum, the preferred scheme is: the fixing structure at the end of the covering net includes a plurality of fixing buckles arranged at intervals along the axial direction of the drum, the fixing buckles include a pressure plate and a support arranged on the back of the pressure plate, the outer surface of the drum is provided with mounting grooves corresponding to the fixing buckles one by one, a connecting rod is fixedly provided on the side wall of the mounting groove, the pressure plate is rotatably connected with the connecting rod through the support and the rotation axis is consistent with the axial direction of the drum; with the rotation axis of the pressure plate as the dividing line, one end of the pressure plate is the pressing part and the other end is the clamping part; a torsion spring is sleeved on the connecting rod, one end of the torsion spring is connected to the pressure plate, and the other end is connected to the spring fixing part in the mounting groove, the return elastic force of the torsion spring can enable the clamping part of the pressure plate to clamp and fix the end of the covering net to the outer surface of the drum.

[0007] In order to further improve the pressing and fixing effect, a preferred solution is that the pressing portion of the pressing plate is provided with a plurality of fixing teeth.

[0008] To further facilitate operation, a preferred solution is that the operating rod portion of the handheld operating rod is provided with a handle.

[0009] The beneficial effects of the utility model are as follows: during implementation, one end of the soil covering net is first fixed on the drum, and then the drum is rotated to wind the entire soil covering net on the drum. When laying the soil covering net, first fix the end of the soil covering net on the drum on the bare soil to be laid, and then drag the entire device by holding the operating rod, and lay the soil covering net on the bare soil position to be laid by rotating the drum. It can be operated more conveniently by a single person, and the implementation is simpler. In the preferred end fixing structure scheme of the soil covering net, it is only necessary to press the pressing part of the pressure plate of the fixing buckle so that the pressing part of the pressure plate is lifted upward. At this time, the end of the soil covering net is placed on the outer surface of the drum below the pressing part of the pressure plate, and then the pressure plate is released. Under the action of the reset elastic force of the torsion spring, the end of the soil covering net can be pressed and fixed to the outer surface of the drum by the pressing part of the pressure plate, and the overall operation is relatively simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a front view of the overall structure of the utility model.

[0011] Figure 2 This is a schematic diagram of the structure of the utility model in a side view (the handle is not shown).

[0012] Figure 3 This is a schematic diagram of the fixing buckle structure of the utility model.

[0013] Parts numbers in the figure: roller 1, bearing 2, inner rod 3, fixing buckle 4, pressure plate 41, support 42, connecting rod 43, torsion spring 44, fixing tooth 45, hand-held operating rod 5, operating rod part 51, connecting arm part 52, handle 6. DETAILED DESCRIPTION

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0015] like Figures 1 to 3 As shown, the utility model includes a drum 1 for winding a soil covering net, and the axial ends of the drum 1 are rotatably connected to an inner rod 3 through a bearing 2, the inner rod 3 is coaxial with the drum 1, and the end of the inner rod 3 is fixedly connected to a hand-held operating rod 5, which includes an operating rod portion 51 and a connecting arm portion 52 respectively arranged at the axial ends of the drum 1, one end of the connecting arm portion 52 is fixedly connected to the end of the inner rod 3 in a one-to-one correspondence, and the other end of the connecting arm portion 52 is fixedly connected to the operating rod portion 51, and the outer surface of the drum 1 is provided with a soil covering net end fixing structure. Specifically, the inner rod 3 can be in the form of two short rods respectively arranged at the axial ends of the drum 1, or in the form of a long rod, which passes through the interior of the drum 1 as a whole. The installation of the bearing 2 can be implemented in a conventional fixing manner, for example, a bearing seat is fixedly arranged at the end of the drum 1, and the bearing 2 is fixed to the bearing seat by a bearing pressure cover. In an alternative scheme, the outer ring of the bearing can also be directly welded and fixed to the end of the drum 1. For ease of assembly, the inner ring of the bearing 2 and the inner rod 3 are usually fitted with clearance, and the axial limit structure of the inner rod 3 is usually provided with a limit retaining ring on the surface of the inner rod 3. Of course, alternative methods such as welding a limit block on the surface of the inner rod 3, or providing a limit screw or a limit pin can also be used. In addition, when the inner rod 3 is in the form of two short rods, the corresponding limit part on the bearing seat provided at the end of the drum 1 can also be directly used to achieve the axial limit of the inner rod 3. In other alternative embodiments, the inner ring of the bearing 2 and the inner rod 3 can also be directly welded and fixed.

[0016] When the utility model is implemented, one end of the soil covering net is first fixed on the drum 1, and then the drum 1 is rotated to wind the entire soil covering net on the drum 1. When laying the soil covering net, the end of the soil covering net on the drum 1 is first fixed on the bare soil to be laid, and then the whole device is dragged by holding the operating rod 5, and the soil covering net is laid on the bare soil position to be laid by rotating the drum 1. It can be operated more conveniently by a single person, and the implementation is simpler.

[0017] In order to facilitate the rapid and convenient fixing of the soil covering net on the drum, the preferred scheme is: the fixing structure at the end of the soil covering net includes a plurality of fixing buckles 4 arranged at intervals along the axial direction of the drum 1, the fixing buckles 4 include a pressure plate 41 and a support 42 arranged on the back of the pressure plate 41, the outer surface of the drum 1 is provided with mounting grooves corresponding to the fixing buckles 4 one by one, and a connecting rod 43 is fixedly arranged on the side wall of the mounting groove, the pressure plate 41 is rotatably connected with the connecting rod 43 through the support 42, and the rotation axis is consistent with the axial direction of the drum 1; with the rotation axis of the pressure plate 41 as the dividing line, one end of the pressure plate 41 is the pressing part and the other end is the clamping part; a torsion spring 44 is sleeved on the connecting rod 43, one end of the torsion spring 44 is connected to the pressure plate 41, and the other end is connected to the spring fixing part in the mounting groove, the return elastic force of the torsion spring 44 can make the clamping part of the pressure plate 41 press and fix the end of the soil covering net to the outer surface of the drum 1. In specific implementation, when it is necessary to fix the soil covering net, first press the pressing part on the pressure plate 41 of the fixing buckle 4 so that the pressing part of the pressure plate 41 is lifted upward. At this time, the end of the soil covering net is placed on the outer surface of the drum 1 below the pressing part of the pressure plate 41. Then release the pressure plate 41. Under the action of the reset elastic force of the torsion spring 44, the end of the soil covering net can be pressed and fixed to the outer surface of the drum 1 by the pressing part of the pressure plate 41. The overall operation is relatively simple. The number of fixing buckles 4 can be flexibly determined according to the specific width of the soil covering net, and generally at least three are set. In order to further improve the pressing and fixing effect, the preferred solution is: the pressing part of the pressure plate 41 is provided with a plurality of fixing teeth 45. In some other alternative embodiments, the friction force can be increased by adding a rough surface or a damping member to the pressing part, thereby increasing the pressing force.

[0018] As for the fixing structure of the end of the covering net, in some other alternative embodiments, threaded holes may be provided on the outer surface of the drum 1, and the covering net may be compressed and fixed by screws and compression washers.

[0019] To further facilitate operation, a preferred solution is that the operating rod portion 51 of the handheld operating rod 5 is provided with a handle 6 .

Claims

1. A soil covering net laying device, comprising a roller (1) for winding the soil covering net, characterized in that: The inner rod (3) is rotatably connected to the two axial ends of the drum (1) through bearings (2), the inner rod (3) is coaxial with the drum (1), and the end of the inner rod (3) is fixedly connected to a hand-held operating rod (5), the hand-held operating rod (5) comprises an operating rod portion (51) and connecting arm portions (52) respectively arranged at the two axial ends of the drum (1), one end of the connecting arm portion (52) is fixedly connected to the end of the inner rod (3) in a one-to-one correspondence, and the other end of the connecting arm portion (52) is fixedly connected to the operating rod portion (51), and the outer surface of the drum (1) is provided with a soil covering net end fixing structure.

2. The soil covering net laying device according to claim 1, characterized in that: The soil covering net end fixing structure comprises a plurality of fixing buckles (4) arranged at intervals along the axial direction of the drum (1); the fixing buckles (4) comprise a pressing plate (41) and a support (42) arranged on the back of the pressing plate (41); the outer surface of the drum (1) is provided with mounting grooves corresponding to the fixing buckles (4) one by one; a connecting rod (43) is fixedly arranged on the side wall of the mounting groove; the pressing plate (41) is rotatably connected to the connecting rod (43) through the support (42), and the rotation axis is connected to the drum (1). The axial direction of the pressing plate (41) is consistent; with the rotation axis of the pressing plate (41) as the dividing line, one end of the pressing plate (41) is a pressing portion and the other end is a clamping portion; a torsion spring (44) is sleeved on the connecting rod (43); one end of the torsion spring (44) is connected to the pressing plate (41), and the other end is connected to the spring fixing portion in the installation groove; the restoring elastic force of the torsion spring (44) enables the clamping portion of the pressing plate (41) to clamp and fix the end of the covering net on the outer surface of the drum (1).

3. The soil covering net laying device according to claim 2, characterized in that: The pressing portion of the pressing plate (41) is provided with a plurality of fixing teeth (45).

4. The soil covering net laying device according to any one of claims 1 to 3, characterized in that: The operating rod portion (51) of the handheld operating rod (5) is provided with a handle (6).

Images