Multifunctional lifting device for indoor pipe installation

Abstract

The present invention discloses a multifunctional lifting device for indoor pipe installation, comprising a flat frame, running wheels, a support arm, a support frame, a handle, an operating lever, legs, a thrust bearing, a vertical cylinder, a vertical rod, a guide groove, a workbench, a pipe clamping assembly, a rotating drive gear, a lifting drive gear, a return spring, a rotating transmission rod, a lifting transmission rod, and a motor. The device can transport pipes, adjust pipe height and angle, accommodate pipes of various specifications and types, is unaffected by power outages, and offers high installation efficiency.

Description

Technical Field

[0001] The invention belongs to the technical field of building construction, and particularly relates to a multifunctional lifting device for indoor pipeline installation. Background Art

[0002] As the diameters of water supply and drainage, fire protection, air conditioning, and smoke exhaust pipes increase, the workload and difficulty of indoor pipe installation are increasing. Currently, there is no suitable auxiliary equipment for indoor pipe installation, the labor intensity of workers is high, and the construction safety is not strong. Summary of the Invention

[0003] The purpose of the present invention is to provide a multifunctional lifting device for indoor pipeline installation, which can transport pipelines, adjust pipeline height and angle, adapt to pipelines of various specifications and types, is not affected by power outages, and has high installation efficiency.

[0004] The technical solution adopted in the present invention is:

[0005] A multifunctional lifting device for indoor pipe installation includes a flat frame, a bottom of the flat frame is provided with a walking wheel with a brake, four sides are provided with support arms that can be unfolded and folded, a support frame is provided at the front, a handle and an operating handle are provided at the rear, a transmission mechanism is provided inside, and a telescopic support leg is provided at the end of the support arm. The support frame is supported on the flat frame through a thrust bearing, a vertical cylinder is fixedly provided at the bottom of the support frame, a vertical rod is rotatably provided in the middle of the interior, and guide grooves are provided on both sides of the interior. The vertical cylinder cooperates to pass through the thrust bearing and extend into the flat frame, the upper part of the vertical rod is a screw section, and the lower part passes through the vertical cylinder, and a workbench is provided on the screw section. The workbench is provided with a pipe clamping assembly with adjustable spacing, and the two sides of the workbench are respectively slidably matched with the guide grooves. The handle shaft of the operating handle extends into the flat frame. The handle shaft is provided with a rotating drive gear and a lifting drive gear, and is covered with a reset spring. The transmission mechanism includes a rotating transmission rod, a lifting transmission rod and a motor. The output end of the rotating transmission rod is meshed with the vertical cylinder through a bevel gear, and the output ends of the lifting transmission rod and the motor are respectively meshed with the vertical rod through a bevel gear. In the initial state, the rotating drive gear is meshed with the input end of the rotating transmission rod. When the operating handle is pressed down to overcome the reset spring force, the lifting drive gear is meshed with the input end of the lifting transmission rod.

[0006] Furthermore, the pipeline clamping assembly includes a fixed plate and a movable plate. The side of the movable plate facing the fixed plate is an arc-shaped surface, and the side facing away from the fixed plate is provided with a clamping spring for clamping the pipeline.

[0007] Furthermore, pipeline clamping components are provided at the front and rear parts of the workbench.

[0008] Furthermore, a pipe clamping assembly is provided at the front of the workbench and a surrounding frame is provided at the rear.

[0009] Furthermore, the rotating transmission rod and the lifting transmission rod are both horizontal and the input ends and output ends are both externally connected through bevel gears.

[0010] Furthermore, a storage box is provided at the rear of the flat rack, and the storage box is provided with a battery storage compartment for storing motor power supply batteries and a tool storage compartment for storing tools.

[0011] Furthermore, the running wheels on the front side of the bottom of the flat rack are one-way wheels, and the running wheels on the rear side are universal wheels with brakes.

[0012] Furthermore, an arm groove for accommodating the folded arm is provided on the side of the flat rack.

[0013] The beneficial effects of the present invention are:

[0014] The device can transport pipelines, adjust the height and angle of pipelines, adapt to pipelines of various specifications and types, is not affected by power outages, and has high installation efficiency: when working, first open the brake, push the flat frame to the appropriate position through the handle, then close the brake, unfold the support arm, let the support legs support the ground, and then place the pipeline on the workbench through the pipeline clamping assembly. Since the spacing of the pipeline clamping assembly is adjustable, it can adapt to pipelines of various specifications and types, and then adjust its height and angle according to the installation requirements of the pipeline. When adjusting the angle, rotate the operating handle, and through the engagement of the rotating drive gear, the rotating transmission rod and the vertical cylinder, drive the support frame, workbench and pipeline to rotate. When adjusting the height, first overcome the return spring force to press down the operating handle, and then rotate the operating handle, through the engagement of the lifting drive gear, the lifting transmission rod and the vertical rod, drive the vertical rod to rotate, and then drive the workbench and pipeline to rise and fall along the guide groove. Of course, if manual operation is laborious, the vertical rod can also be driven by a motor to rotate, drive the workbench and pipeline to rise and fall along the guide groove, and then carry out installation work after the pipeline is in place. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a multifunctional lifting device for indoor pipe installation in embodiment 1 of the present invention. Figure 1 .

[0016] Figure 2 This is a schematic diagram of the structure of a multifunctional lifting device for indoor pipe installation in embodiment 1 of the present invention. Figure 2 .

[0017] Figure 3 It is a transmission schematic diagram of the multifunctional lifting device for indoor pipeline installation in embodiment 1 of the present invention.

[0018] Figure 4 It is a structural schematic diagram of a multifunctional lifting device for indoor pipeline installation in embodiment 2 of the present invention.

[0019] In the figure: 1-operating handle; 2-handle; 3-battery; 4-storage box; 5-tool storage compartment; 6-brake; 7-universal wheel; 8-support arm; 9-one-way wheel; 10-flat rack; 11-workbench; 12-movable plate; 13-support frame; 14-vertical rod; 15-clamping spring; 16-fixing plate; 17-thrust bearing; 18-support leg; 19-support arm slot; 20-handle shaft; 21-rotating drive gear; 22-lifting drive gear; 23-reset spring; 24-rotating transmission rod; 25-lifting transmission rod; 26-motor; 27-vertical cylinder; 28-bevel gear; 29-enclosing frame. DETAILED DESCRIPTION

[0020] The present invention will be further described below with reference to the accompanying drawings and examples.

[0021] like Figures 1 to 3 As shown in the first embodiment, a multifunctional lifting device for indoor pipe installation includes a flat frame 10, the bottom of the flat frame 10 is provided with a walking wheel with a brake 6, the sides are provided with support arms 8 that can be unfolded and folded, the front is provided with a support frame 13, the rear is provided with a handle 2 and an operating handle 1, a transmission mechanism is provided inside, the end of the support arm 8 is provided with a retractable support leg 18, the support frame 13 is supported on the flat frame 10 by a thrust bearing 17, the bottom of the support frame 13 is fixed with a vertical cylinder 27, the middle of the interior is rotatably provided with a vertical rod 14, and both sides of the interior are provided with guide grooves, the vertical cylinder 27 cooperates to pass through the thrust bearing 17 and extend into the flat frame 10, the upper part of the vertical rod 14 is a screw section, and the lower part passes through the vertical cylinder 27, and the screw section is provided with a workbench 11, and the workbench The workbench 11 is provided with a pipe clamping assembly with adjustable spacing, and the two sides of the workbench 11 are respectively slidably matched with the guide grooves. The handle shaft 20 of the operating handle 1 extends into the flat frame 10. The handle shaft 20 is provided with a rotation drive gear 21 and a lifting drive gear 22, and is sleeved with a return spring 23. The transmission mechanism includes a rotation transmission rod 24, a lifting transmission rod 25 and a motor 26. The output end of the rotation transmission rod 24 is meshed with the vertical cylinder 27 through a bevel gear 28, and the output ends of the lifting transmission rod 25 and the motor 26 are respectively meshed with the vertical rod 14 through a bevel gear 28. In the initial state, the rotation drive gear 21 is meshed with the input end of the rotation transmission rod 24. When the operating handle 1 is pressed down to overcome the force of the return spring 23, the lifting drive gear 22 is meshed with the input end of the lifting transmission rod 25.

[0022] The device can transport pipelines, adjust the height and angle of pipelines, adapt to pipelines of various specifications and types, is not affected by power outages, and has high installation efficiency: when working, first open the brake 6, push the flat frame 10 to the appropriate position through the handle 2, then close the brake 6, unfold the support arm 8, let the support leg 18 support the ground, and then place the pipeline on the workbench 11 through the pipeline clamping assembly. Since the spacing of the pipeline clamping assembly is adjustable, it can adapt to pipelines of various specifications and types, and then adjust its height and angle according to the installation requirements of the pipeline. When adjusting the angle, rotate the operating handle 1 to drive the pipeline by rotating the handle 1. The engagement of the moving gear 21, the rotating transmission rod 24 and the vertical cylinder 27 drives the support frame 13, the workbench 11 and the pipeline to rotate. When adjusting the height, first overcome the force of the return spring 23 to press down the operating handle 1, and then rotate the operating handle 1. Through the engagement of the lifting drive gear 22, the lifting transmission rod 25 and the vertical rod 14, the vertical rod 14 is driven to rotate, and then the workbench 11 and the pipeline are driven to rise and fall along the guide groove. Of course, if manual operation is laborious, the motor 26 can also be used to drive the vertical rod 14 to rotate, driving the workbench 11 and the pipeline to rise and fall along the guide groove. After the pipeline is in place, installation work can be carried out.

[0023] like Figure 1 、 Figure 2 and Figure 4 As shown, in Example 1 and Example 2, the pipe clamping assembly includes a fixed plate 16 and a movable plate 12. The side of the movable plate 12 facing the fixed plate 16 is an arc-shaped surface, and the side facing away from the fixed plate 16 is provided with a clamping spring 15 for clamping the pipe, which can adapt to different sizes of pipes and can also clamp them.

[0024] like Figure 1 、 Figure 2 and Figure 4 As shown, in the first and second embodiments, a storage box 4 is provided at the rear of the flat rack 10. The storage box 4 is provided with a battery storage compartment for storing the battery 3 for powering the motor 26 and a tool storage compartment 5 for storing tools to prevent the loss of tools.

[0025] like Figure 1 、 Figure 2 and Figure 4 As shown, in the first and second embodiments, the running wheels on the front bottom side of the flatbed rack 10 are one-way wheels 9, and the running wheels on the rear side are universal wheels 7 with brakes 6, which facilitate steering control from the rear.

[0026] like Figure 1 、 Figure 2 and Figure 4 As shown, in the first and second embodiments, the side of the flat rack 10 is provided with an arm groove 19 for accommodating the folded arm 8, which has a compact structure and saves space.

[0027] like Figures 1 to 3As shown, in the first embodiment, the front and rear parts of the workbench 11 are both provided with pipe clamping components, and the workbench 11 can lift two sections of pipes at a time.

[0028] like Figure 3 As shown, in the first embodiment, the rotating transmission rod 24 and the lifting transmission rod 25 are both horizontal and the input end and the output end are both externally connected through the bevel gear 28, which has a compact structure and saves space.

[0029] like Figure 4 As shown, in the second embodiment, a pipe clamping assembly is provided at the front of the workbench 11 and a surrounding frame 29 is provided at the rear. This workbench 11 can lift a section of pipe and several tools and materials at a time.

[0030] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all such improvements and changes should fall within the scope of protection of the appended claims of the present invention.

Claims

1. A multifunctional lifting device for indoor pipe installation, characterized by: The utility model comprises a flat frame, the bottom of the flat frame is provided with a walking wheel with a brake, the sides are provided with an arm that can be unfolded and folded, the front is provided with a support frame, the rear is provided with a handle and an operating handle, the interior is provided with a transmission mechanism, the end of the arm is provided with a retractable support leg, the support frame is supported on the flat frame by a thrust bearing, the bottom of the support frame is fixed with a vertical cylinder, the middle of the interior is rotatably provided with a vertical rod, the interior two sides are provided with guide grooves, the vertical cylinder cooperates to pass through the thrust bearing and extends into the flat frame, the upper part of the vertical rod is a screw section, and the lower part passes through the vertical cylinder, the screw section is provided with a workbench, the workbench is provided with a pipe clamping assembly with adjustable spacing, the two sides of the workbench are respectively slidably matched with the guide grooves, and the handle shaft of the operating handle extends into The flat frame has a rotating drive gear and a lifting drive gear on the handle shaft, and is covered with a reset spring. The transmission mechanism includes a rotating transmission rod, a lifting transmission rod and a motor. The output end of the rotating transmission rod is meshed with the vertical cylinder through a bevel gear, and the output ends of the lifting transmission rod and the motor are respectively meshed with the vertical rod through bevel gears. In the initial state, the rotating drive gear is meshed with the input end of the rotating transmission rod. When the operating handle is pressed down to overcome the reset spring force, the lifting drive gear is meshed with the input end of the lifting transmission rod; the pipeline clamping assembly includes a fixed plate and a movable plate, and the fixed plate and the movable plate are arranged side by side laterally. The side of the movable plate facing the fixed plate is an arc-shaped surface, and the side facing away from the fixed plate is provided with a clamping spring for clamping the pipeline.

2. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: Pipe clamping components are provided at the front and rear of the workbench.

3. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: The front of the workbench is provided with a pipeline clamping assembly, and the rear is provided with a surrounding frame.

4. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: The rotating transmission rod and the lifting transmission rod are both horizontal, and the input end and the output end are both externally connected through bevel gears.

5. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: A storage box is provided at the rear of the flat rack. The storage box is provided with a battery storage compartment for storing motor power supply batteries and a tool storage compartment for storing tools.

6. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: The front running wheels on the bottom of the flatbed are one-way wheels, and the rear running wheels are universal wheels with brakes.

7. The multifunctional lifting device for indoor pipe installation according to claim 1, characterized in that: The side of the flat rack is provided with an arm groove for accommodating the folded arm.

Images