Elevator shaft opening multi-layer protective net convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of protective nets, in particular to an elevator shaft opening multi-layer protective net convenient to disassemble and assemble, which comprises a steel pipe platform and a multi-layer protective net body, the steel pipe platform is arranged on an elevator shaft opening, a connecting strip block is fixedly welded at the bottom of the steel pipe platform, an embedded through hole groove is arranged on the connecting strip block, and a positioning block is inserted in the embedded through hole groove. The positioning block is fixedly connected with the connecting strip block through a plug pin connecting assembly, a lateral protruding block is fixedly installed on the positioning block, an installation sliding groove is formed in the lateral protruding block, a clamping and fixing assembly is installed in the installation sliding groove, and the clamping and fixing assembly is used for fixing the multi-layer protective net body; the multi-layer protective net is flexible and convenient to use, the construction efficiency is effectively improved, meanwhile, the multi-layer protective net body can be conveniently replaced, and the situation that the overall protective effect is affected due to damage of the multi-layer protective net body is avoided.

Description

Technical Field

[0001] The utility model specifically relates to a multi-layer protective net for an elevator shaft opening which is easy to disassemble and assemble, and belongs to the technical field of protective nets. Background Art

[0002] The main function of the elevator shaft protection net is to provide safety protection for the elevator shaft to prevent people or objects from falling accidentally. During the construction of public buildings, commercial centers, residential buildings and other places, the elevator shaft protection net can effectively isolate the elevator shaft, prevent construction workers from falling, and reduce the occurrence of accidents. However, the existing protection net is usually fixed on the connecting bracket, and the connecting bracket is fixed to the bottom of the construction platform by bolt connection or welding. Tools are required during the installation process, making the disassembly and assembly of the protection net inconvenient, the construction efficiency is low, and there are certain disadvantages in the use process.

[0003] In view of this, the present utility model is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-layer protective net for an elevator shaft opening that is easy to disassemble and assemble in order to solve the above-mentioned problem. It has the advantages of being more flexible and convenient to use without the aid of tools, and can also facilitate the replacement of the multi-layer protective net body to avoid damage to the multi-layer protective net body that affects the overall protective effect.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a multi-layer protective net for an elevator shaft that is easy to disassemble and assemble, comprising a steel pipe platform and a multi-layer protective net body, the steel pipe platform being arranged on the elevator shaft, the connecting strip being fixedly welded to the bottom of the steel pipe platform, the connecting strip being provided with an embedded through hole groove, the positioning block being plugged into the embedded through hole groove, the positioning block being fixedly connected to the connecting strip through the latch connection assembly, the lateral protruding block being fixedly installed on the positioning block, the lateral protruding block being provided with an installation slide groove, the clamping and fixing assembly being installed in the installation slide groove, and the clamping and fixing assembly being used to fix the multi-layer protective net body.

[0006] Furthermore, in order to enable the positioning block and the connecting bar to be fixedly connected through the vertical pin rod, the pin connection assembly includes a U-shaped mounting seat, the U-shaped mounting seat is fixed on the top of the connecting bar block, the vertical pin rod is slidably mounted on the U-shaped mounting seat, and one end of the vertical pin rod is inserted into the pin holes correspondingly opened on the connecting bar block and the positioning block.

[0007] Furthermore, in order to enable the vertical pin rod to slide on the U-shaped mounting seat through the lifting handle, the lifting handle is fixedly mounted on the other end of the vertical pin rod.

[0008] Furthermore, in order to enable the annular pad to drive the vertical pin to be fixed in the pin hole through the locking spring, the annular pad is fixedly sleeved on the vertical pin, and the annular pad is elastically connected to the U-shaped mounting seat through the locking spring.

[0009] Furthermore, in order to control the screwing handle so that the bidirectional threaded rod can rotate in the mounting groove through the rotating joint, the clamping and fixing assembly includes the bidirectional threaded rod, the bidirectional threaded rod is rotatably installed on the inner wall of one end of the mounting groove through the rotating joint, and the other end of the bidirectional threaded rod is rotated through the lateral protrusion block to fix the screwing handle.

[0010] Furthermore, in order to drive the threaded slider to slide in the installation slot by controlling the rotation of the bidirectional threaded rod, the threaded slider is installed on the bidirectional threaded rod, and the threaded slider is slidably engaged in the installation slot.

[0011] Furthermore, in order to control the rotation of the bidirectional threaded rod so that the two threaded sliders can slide synchronously in opposite directions in the mounting groove, thereby realizing the adjustment of the distance between the upper clamping plate and the lower clamping plate, the number of the threaded sliders is two, and the two threaded sliders are respectively located at the opposite thread ends of the bidirectional threaded rod, and the upper clamping plate and the lower clamping plate are respectively fixedly installed on the two threaded sliders, and the upper clamping plate and the lower clamping plate are used to fix the multi-layer protective net body.

[0012] Furthermore, in order to make the upper clamping plate and the lower clamping plate fix the multi-layer protection net body more firmly through the tooth-shaped protrusions, the inner walls of the upper clamping plate and the lower clamping plate are both provided with tooth-shaped protrusions.

[0013] The technical effects and advantages of the utility model are as follows: through the pin connection component, the clamping and fixing component and the multi-layer protective net body can be installed and disassembled as a whole on the steel pipe platform without the aid of tools, which is more flexible and convenient to use and effectively improves the construction efficiency. At the same time, through the clamping and fixing component, the multi-layer protective net body can be easily replaced to avoid damage to the multi-layer protective net body affecting the overall protective effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the installation structure of the connecting strip block of the utility model;

[0016] Figure 3 This is a schematic diagram of the installation structure of the multi-layer protective net body of the utility model;

[0017] Figure 4 This is a structural schematic diagram of the plug connection assembly of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the clamping and fixing assembly of the utility model;

[0019] In the figure: 1. Steel pipe platform; 2. Multi-layer protective net body; 3. Connecting strip; 4. Positioning block; 5. Pin connection assembly; 501. U-shaped mounting seat; 502. Vertical pin rod; 503. Lifting handle; 504. Annular pad; 505. Locking spring; 6. Lateral protrusion block; 7. Clamping and fixing assembly; 701. Bidirectional threaded rod; 702. Rotating joint; 703. Twisting handle; 704. Threaded slider; 705. Upper clamping plate; 706. Lower clamping plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 5 As shown, a multi-layer protective net for an elevator shaft opening that is easy to disassemble and assemble comprises a steel pipe platform 1 and a multi-layer protective net body 2. The steel pipe platform 1 is arranged on the elevator shaft opening. A connecting strip 3 is fixedly welded to the bottom of the steel pipe platform 1. An embedded through-hole groove is provided on the connecting strip 3. A positioning block 4 is inserted in the embedded through-hole groove. The positioning block 4 is fixedly connected to the connecting strip 3 through a latch connection component 5. When in use, the latch connection component 5 is used to fix the positioning block 4 on the connecting strip 3, thereby improving the convenience of disassembly and assembly of the positioning block 4. A lateral protruding block 6 is fixedly installed on the positioning block 4, and an installation slide groove is provided on the lateral protruding block 6. A clamping and fixing component 7 is installed in the installation slide groove. The clamping and fixing component 7 is used to fix the multi-layer protective net body 2. When in use, the clamping and fixing component 7 is controlled to clamp and fix the multi-layer protective net body 2, thereby improving the flexibility of fixing the multi-layer protective net body 2 and ensuring the stable fixation of the multi-layer protective net body 2, which is not easy to loosen or deform.

[0022] The bolt connection assembly 5 includes a U-shaped mounting seat 501, which is fixed on the top of the connecting bar 3. A vertical pin rod 502 is slidably installed on the U-shaped mounting seat 501. One end of the vertical pin rod 502 is inserted into the corresponding bolt holes on the connecting bar 3 and the positioning block 4. A lifting handle 503 is fixedly installed on the other end of the vertical pin rod 502. An annular pad 504 is fixedly sleeved on the vertical pin rod 502. The annular pad 504 is elastically connected to the U-shaped mounting seat 501 through a locking spring 505. When in use, under the action of the locking spring 505, the annular gasket 504 drives the vertical pin rod 502 to be inserted into the pin hole, so that the positioning block 4 is fixedly connected to the connecting strip block 3, and the lifting handle 503 is controlled to make the vertical pin rod 502 slide on the U-shaped mounting seat 501, so that one end of the vertical pin rod 502 is disengaged from the pin hole, so that the positioning block 4 is separated from the connecting strip block 3, thereby improving the convenience of disassembly and assembly of the positioning block 4, thereby facilitating the flexible disassembly and assembly of the multi-layer protective net body 2.

[0023] The clamping and fixing assembly 7 includes a bidirectional threaded rod 701, which is rotatably installed on the inner wall of one end of the installation slide groove through a rotating joint 702, and the other end of the bidirectional threaded rod 701 is rotated through the lateral protrusion block 6 to be fixedly installed with a screw handle 703, and a threaded slider 704 is installed on the bidirectional threaded rod 701, and the threaded slider 704 is slidably engaged in the installation slide groove. There are two threaded sliders 704, and the two threaded sliders 704 are respectively located at the reverse thread ends of the bidirectional threaded rod 701, and an upper clamping plate 705 and a lower clamping plate 706 are respectively fixedly installed on the two threaded sliders 704. The clamping plate 705 and the lower clamping plate 706 are used to fix the multi-layer protective net body 2. The inner walls of the upper clamping plate 705 and the lower clamping plate 706 are both provided with tooth-shaped protrusions. When in use, the handle 703 is controlled to rotate so that the bidirectional threaded rod 701 rotates in the installation slide groove through the rotating joint 702, so that the two threaded sliders 704 slide synchronously in opposite directions in the installation slide groove, so that the upper clamping plate 705 and the lower clamping plate 706 are close to or away from each other, so as to clamp and fix the multi-layer protective net body 2, and under the action of the tooth-shaped protrusions, the installation of the multi-layer protective net body 2 is made more secure.

[0024] When the utility model is in use, firstly, the connecting strip 3 is fixedly welded on the steel pipe platform 1, and the multi-layer protective net body 2 is fixed on the connecting strip 3 through the latch connection component 5 and the clamping and fixing component 7, and the steel pipe platform 1 is set on the elevator shaft opening for use. When the multi-layer protective net body 2 needs to be replaced, it is only necessary to lift the steel pipe platform 1 from the elevator shaft opening, control the latch connection component 5 and the clamping and fixing component 7, and the multi-layer protective net body 2 can be disassembled, assembled and replaced.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A multi-layer protective net for an elevator shaft that is easy to disassemble and assemble, comprising a steel pipe platform (1) and a multi-layer protective net body (2), wherein the steel pipe platform (1) is arranged on the elevator shaft, and a connecting strip (3) is fixedly welded to the bottom of the steel pipe platform (1), characterized in that: The connecting strip (3) is provided with an embedded through hole groove, a positioning block (4) is inserted in the embedded through hole groove, the positioning block (4) is fixedly connected to the connecting strip (3) through a latch connection component (5), a lateral protrusion block (6) is fixedly installed on the positioning block (4), a mounting slide groove is provided on the lateral protrusion block (6), a clamping and fixing component (7) is installed in the mounting slide groove, and the clamping and fixing component (7) is used to fix the multi-layer protective net body (2).

2. The multi-layer protective net for elevator wellhead that is easy to disassemble and assemble as claimed in claim 1, characterized in that: The latch connection assembly (5) comprises a U-shaped mounting seat (501), the U-shaped mounting seat (501) being fixed to the top of the connecting bar (3), a vertical pin rod (502) being slidably mounted on the U-shaped mounting seat (501), one end of the vertical pin rod (502) being inserted into corresponding latch holes provided on the connecting bar (3) and the positioning block (4).

3. The multi-layer protective net for elevator wellhead that is easy to disassemble and assemble as claimed in claim 2, characterized in that: A lifting handle (503) is fixedly mounted on the other end of the vertical pin rod (502).

4. The multi-layer protective net for elevator wellhead that is easy to disassemble and assemble as claimed in claim 3, characterized in that: An annular cushion block (504) is fixedly sleeved on the vertical pin rod (502), and the annular cushion block (504) is elastically connected to the U-shaped mounting seat (501) via a locking spring (505).

5. The multi-layer protective net for elevator wellhead that is easy to disassemble and assemble as claimed in claim 1, characterized in that: The clamping and fixing assembly (7) comprises a bidirectional threaded rod (701), wherein the bidirectional threaded rod (701) is rotatably mounted on the inner wall of one end of the mounting slide groove via a rotating joint (702), and the other end of the bidirectional threaded rod (701) is rotated through the lateral protrusion block (6) to be fixedly mounted with a screwing handle (703).

6. The multi-layer protective net for elevator shaft opening that is easy to disassemble and assemble as claimed in claim 5, characterized in that: A threaded slider (704) is installed on the bidirectional threaded rod (701), and the threaded slider (704) is slidably engaged in the installation slide groove.

7. The multi-layer protective net for elevator shaft opening that is easy to disassemble and assemble as claimed in claim 6, characterized in that: There are two threaded sliders (704), and the two threaded sliders (704) are respectively located at the opposite thread ends of the bidirectional threaded rod (701), and an upper clamping plate (705) and a lower clamping plate (706) are respectively fixedly installed on the two threaded sliders (704), and the upper clamping plate (705) and the lower clamping plate (706) are used to fix the multi-layer protective net body (2).

8. The multi-layer protective net for elevator shaft opening that is easy to disassemble and assemble as claimed in claim 7, characterized in that: The inner walls of the upper clamping plate (705) and the lower clamping plate (706) are both provided with tooth-shaped protrusions.

Images