Viewing mirror device for PC structure building construction
By designing a viewing mirror device with adjustable angles, the problem of difficulty for construction workers to observe prefabricated wall panel holes is solved, efficient construction in dim environments is achieved, and construction efficiency is improved.
Patent Information
- Application Number
- CN202420894342.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-26
AI Technical Summary
In PC structural construction, when prefabricated wall panels are hoisted and installed, it is difficult for construction personnel to observe whether the reserved steel bars of the floor slab are aligned with the wall panel holes, resulting in high operational difficulty and low installation efficiency.
A visitor mirror device including lens holder, articulation seat, handheld structure and lighting lamp is designed. The handheld structure can adjust the angle. The lens holder is equipped with a give way groove and anti-wear rubber pad, which is suitable for observing prefabricated walls in dim environments. Bottom hole.
It reduces the difficulty of wall lifting construction and improves construction efficiency, especially when constructing at night or in poor lighting environments.
Smart Images
Figure CN222145321U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of construction auxiliary equipment, in particular to a viewfinder device for PC structure building construction. Background Art
[0002] The construction scheme of building PC structure refers to the scheme of using precast concrete (PC) components for construction in construction projects. PC structure construction has the advantages of saving materials, improving project quality, and shortening construction period, and has gradually been widely used in the construction industry.
[0003] When installing prefabricated wall panels, the position of the wall panels needs to be adjusted and explained so that the openings at the bottom of the wall panels are aligned with the steel bars reserved on the building floor. During the installation process, the bottom of the wall panels is almost attached to the floor, so it is difficult for construction workers to observe whether the steel bars reserved on the floor are aligned with the reserved holes of the wall panels. Repeated adjustments are required for smooth installation, which is not only difficult to operate, but also inefficient. Utility Model Content
[0004] In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to propose a viewfinder device for PC structure building construction, which reduces the difficulty of wall hoisting construction and improves construction efficiency.
[0005] To achieve this purpose, the utility model adopts the following technical solutions:
[0006] The utility model provides a PC structure viewfinder device for building construction, comprising a viewfinder body and a handheld structure for hand-held operation of the viewfinder; the viewfinder body comprises a lens frame, a reflective lens is embedded in the top of the lens frame, one end of the lens frame is fixedly connected to a hinge seat, and the end of the hinge seat away from the lens frame is hinged to the handheld structure; the handheld structure comprises a handle, an auxiliary rod and a control rod, and the auxiliary rod and the control rod are arranged parallel to each other; one end of the auxiliary rod is fixedly connected to the handle, and the other end of the auxiliary rod is hinged to one end of the hinge seat; one end of the control rod is slidably connected to the handle, and rotating shafts are arranged on both sides of the other end of the control rod, and a through hole is provided on the hinge seat, and the rotating shaft is slidably arranged in the through hole.
[0007] An optimal technical solution of the utility model is that a mounting hole is provided at one end of the handle close to the auxiliary rod, a sliding groove is opened on one side of the mounting hole, a sliding button is provided at one end of the control rod, and the sliding button is slidably arranged in the sliding groove.
[0008] The preferred technical solution of the utility model is that a clearance groove is provided on a side of the lens frame away from the hinge seat, and the width of the clearance groove is greater than the diameter of the embedded steel bar.
[0009] An optimal technical solution of the utility model is that an anti-wear rubber pad is provided at the bottom end of the lens frame.
[0010] A preferred technical solution of the utility model is that the top surface of the reflective lens is lower than the top surface of the lens frame.
[0011] The preferred technical solution of the utility model is that a plurality of lighting lamps are arranged around the top of the lens frame.
[0012] The beneficial effects of the utility model are:
[0013] 1. By setting the control rod and auxiliary rod, the angle between the handheld structure and the scope body can be adjusted. Workers can flexibly operate the scope to observe the hole position at the bottom of the prefabricated wall in a standing or leaning posture. This reduces the difficulty of wall hoisting construction and improves construction efficiency.
[0014] 2. By providing a light source through the lighting setting, the bottom surface of the prefabricated wall can be illuminated in a dim environment, which is convenient for construction at night or in a construction environment with poor light. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 is a schematic diagram of a usage scenario of the viewfinder device;
[0016] Figure 2 is a schematic diagram of the structure of a viewfinder device;
[0017] Figure 3 It is a partial schematic diagram of the handle of the viewfinder device;
[0018] Figure 4 is a top view of a lens frame in a viewfinder device;
[0019] In the figure:
[0020] 1. Viewfinder body; 2. Hand-held structure; 3. Lens holder; 4. Reflective lens; 5. Articulated seat; 6. Handle; 7. Auxiliary rod; 8. Control rod; 9. Rotating shaft; 10. Through hole; 11. Mounting hole; 12. Sliding slot; 13. Sliding button; 14. Give way slot; 15. Anti-wear rubber pad; 16. Light. DETAILED DESCRIPTION
[0021] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.
[0022] As shown in the figure, this embodiment provides a viewfinder device for PC structure construction, including a viewfinder body 1 and a handheld structure 2 for hand-held operation of the viewfinder;
[0023] The scope body 1 includes a lens frame 3, a reflective lens 4 is embedded at the top of the lens frame 3, one end of the lens frame 3 is fixedly connected to a hinge seat 5, and the end of the hinge seat 5 away from the lens frame 3 is hinged to the handheld structure 2; the handheld structure 2 includes a handle 6, an auxiliary rod 7 and a control rod 8, and the auxiliary rod 7 and the control rod 8 are arranged parallel to each other; one end of the auxiliary rod 7 is fixedly connected to the handle 6, and the other end of the auxiliary rod 7 is hinged to one end of the hinge seat 5; one end of the control rod 8 is slidably connected to the handle 6, and a rotating shaft 9 is provided on both sides of the other end of the control rod 8, and a through hole 10 is provided on the hinge seat 5, and the rotating shaft 9 is slidably arranged in the through hole 10. By controlling the rear end of the control rod 8 to slide forward and backward through the handle 6 end, the angle between the handheld structure 2 and the scope body 1 can be adjusted, and the worker can flexibly operate the scope to observe the hole position at the bottom of the prefabricated wall in a standing or attached posture. Thereby reducing the difficulty of wall hoisting construction and improving construction efficiency.
[0024] A mounting hole 11 is provided at one end of the handle 6 close to the auxiliary rod 7, a sliding groove 12 is provided on one side of the mounting hole 11, and a sliding button 13 is provided at one end of the control rod 8, and the sliding button 13 is slidably arranged in the sliding groove 12. When the worker holds the handle 6 with one hand, he or she can control the angle of the viewfinder by pushing the sliding button 13 forward and backward with his or her fingers.
[0025] In order to enable the viewfinder to better observe the hole position at the bottom of the prefabricated wall, it is necessary to avoid the embedded steel bar position on the floor slab. Therefore, a clearance groove 14 is provided on the side of the lens frame 3 away from the hinge seat 5, and the width of the clearance groove 14 is greater than the diameter of the embedded steel bar.
[0026] In order to prevent the bottom surface of the lens frame 3 from contacting and abrading the floor, an anti-wear rubber pad 15 is provided at the bottom end of the lens frame 3. The anti-wear rubber pad 15 can be fixed by screws or adhesives and is replaceable.
[0027] In order to prevent the lens from being worn, the top surface of the reflective lens 4 should be slightly lower than the top surface of the lens frame 3.
[0028] In order to facilitate the use of the device in a construction environment with poor light, a number of illuminating lamps 16 are arranged around the top of the lens frame 3. At the same time, a battery and a circuit light board are arranged inside the lens frame 3, and a control switch is installed on the handle 6. The battery is electrically connected to the circuit light board for power supply, and the illuminating lamp 16 is electrically connected to the circuit light board for power supply. The control switch is electrically connected to the circuit light board to control the switch of the illuminating lamp 16. The illuminating lamp 16 is provided to provide a light source, and the bottom surface of the prefabricated wall can be illuminated in a dim environment, which is convenient for construction at night or in a construction environment with poor light.
[0029] The present invention is described by preferred embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. The present invention is not limited to the specific embodiments disclosed herein, and other embodiments falling within the claims of this application are within the scope of protection of the present invention.
Claims
1. A PC structure building construction viewfinder device, characterized in that: It comprises a scope body (1) and a hand-held structure (2) for hand-holding the scope; The scope body (1) comprises a lens frame (3), a reflective lens (4) is embedded at the top of the lens frame (3), one end of the lens frame (3) is fixedly connected to a hinge seat (5), and the end of the hinge seat (5) away from the lens frame (3) is hinged to the handheld structure (2); The handheld structure (2) comprises a handle (6), an auxiliary rod (7) and a control rod (8), wherein the auxiliary rod (7) and the control rod (8) are arranged parallel to each other; One end of the auxiliary rod (7) is fixedly connected to the handle (6), and the other end of the auxiliary rod (7) is hinged to one end of the hinge seat (5); One end of the control rod (8) is slidably connected to the handle (6), and rotating shafts (9) are provided on both sides of the other end of the control rod (8). A through hole (10) is provided on the hinge seat (5), and the rotating shaft (9) is slidably arranged in the through hole (10).
2. The PC structure building construction viewfinder device according to claim 1 is characterized in that: The handle (6) is provided with a mounting hole (11) at one end close to the auxiliary rod (7), a sliding groove (12) is provided on one side of the mounting hole (11), and a sliding button (13) is provided at one end of the control rod (8), and the sliding button (13) is slidably arranged in the sliding groove (12).
3. The PC structure building construction viewfinder device according to claim 2, characterized in that: A clearance groove (14) is provided on one side of the lens frame (3) away from the hinge seat (5), and the width of the clearance groove (14) is greater than the diameter of the embedded steel bar.
4. The PC structure building construction viewfinder device according to claim 3 is characterized in that: An anti-wear rubber pad (15) is provided at the bottom end of the lens frame (3).
5. The PC structure building construction viewfinder device according to claim 4, characterized in that: The top surface of the reflective lens (4) is lower than the top surface of the lens frame (3).
6. The PC structure building construction viewfinder device according to claim 5, characterized in that: A plurality of lighting lamps (16) are arranged around the top of the lens frame (3).