Frame angle adjusting device

Abstract

The invention discloses a frame angle adjusting device which comprises a base, dampers are fixedly installed at the four corners of the bottom end of the inner wall of the base, a mounting plate is fixedly connected to the top ends of the four dampers, supporting rods are fixedly connected to the two ends of one side of the top end of the mounting plate, inserting bases are rotatably connected to the top ends of the two supporting rods, and inserting plates are clamped to the inner walls of the inserting bases. A frame is fixedly connected to the top end of the inserting plate, mounting cavities are formed in the two sides of the inner wall of the inserting seat, locking mechanisms are mounted on the inner walls of the mounting cavities, a mounting seat is fixedly connected to the other side of the top end of the mounting plate, lead screws are rotationally connected to the two sides of the interior of the mounting seat through bearings, and the surfaces of the two lead screws are sleeved with stroke blocks in a threaded mode; according to the frame angle adjusting device, the frame angle adjusting operation is simple and convenient, supporting is stable, the stability and the impact buffering effect of the device are good, the frame can be conveniently detached from the angle adjusting device, and the working efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of adjusting devices, and in particular to a frame angle adjusting device. Background Art

[0002] A frame refers to the basic skeleton that supports or forms the structure of an object, usually consisting of multiple connected parts.

[0003] The frame is often provided with an angle adjustment device to achieve flexible adjustment of the angle to adapt to different usage requirements or environmental changes. However, the existing angle adjustment device has the following disadvantages:

[0004] (1) The existing angle adjustment device is often fixed to the frame, which makes it inconvenient and inefficient to disassemble the frame;

[0005] (2) The existing angle adjustment device is not convenient for adjusting the angle of the frame, the operation is cumbersome, and the stability is poor.

[0006] In view of the above situation, a frame angle adjustment device is proposed to solve the above problems. Summary of the invention

[0007] The object of the present invention is to provide a frame angle adjustment device to solve the problems proposed in the above background technology that the existing angle adjustment device is often fixed together with the frame, which makes it inconvenient to disassemble the frame, the work efficiency is low, the angle adjustment operation of the frame by the angle adjustment device is not convenient, the operation is cumbersome, and the stability is poor.

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a frame angle adjustment device, comprising a base, dampers are fixedly installed at the four corners of the bottom end of the inner wall of the base, the tops of the four dampers are fixedly connected to a mounting plate, both ends of one side of the top of the mounting plate are fixedly connected to support rods, the tops of the two support rods are rotatably connected to a plug-in seat, the inner wall of the plug-in seat is engaged with a plug-in plate, the top of the plug-in plate is fixedly connected to the frame, both sides of the inner wall of the plug-in seat are provided with mounting cavities, the inner wall of the mounting cavity is installed with a locking mechanism, the other side of the top of the mounting plate is fixedly connected to the mounting seat, both sides of the inside of the mounting seat are rotatably connected with lead screws through bearings, the surfaces of the two lead screws are threaded with travel blocks, the tops of the two travel blocks are rotatably connected with connecting rods, and the tops of the two connecting rods are respectively rotatably connected to the two ends of one side of the bottom end of the plug-in seat.

[0009] When using a frame angle adjustment device of the present technical solution, the frame angle adjustment operation is simple and convenient, the support is stable, the device has good stability and impact buffering effect, and it is convenient to disassemble the frame from the angle adjustment device, thereby improving work efficiency.

[0010] As a preferred technical solution of the present invention, a reduction motor is fixedly mounted on one end of the mounting seat away from the support rod, and the output end of the reduction motor is fixedly connected to one end of one of the lead screws. The reduction motor is provided to drive one of the lead screws to rotate.

[0011] As a preferred technical solution of the present invention, a transmission cavity is provided at one end of the mounting seat, one end of the two lead screws passes through the inner wall of the transmission cavity and is fixedly connected to a pulley, and a transmission belt is sleeved on the surface of the two pulleys. Through the cooperation of the two pulleys and the transmission belt, the two lead screws can rotate synchronously.

[0012] As a preferred technical solution of the present invention, both sides of the bottom end of the inner wall of the mounting seat are fixedly connected with slide rails, the bottom ends of the two travel blocks are fixedly connected with sliders, and the bottoms of the sliders are slidably connected to the slide rails. The sliders and the slide rails play a role in guiding and limiting the movement of the travel blocks.

[0013] As a preferred technical solution of the present invention, the locking mechanism includes a through rod, a connecting plate, a plurality of plug rods, a reset spring and a pull ring. The through rod is inserted and connected to the middle of one side of the inner wall of the installation cavity. One end of the through rod is fixedly connected to the connecting plate, and the other end of the through rod is fixedly connected to the pull ring. The surface of the connecting plate is fixedly connected to a plurality of plug rods. The middle part of the through rod is sleeved with a reset spring, and a plurality of slots are provided on both sides of the plug-in plate. The unlocking operation can be performed by pulling the pull ring at the locking mechanism.

[0014] As a preferred technical solution of the present invention, one end of a plurality of the plug rods is respectively plugged into the inner walls of a plurality of slots. The ends of the plug rods are inserted into the slots to fix the positions of the plug-in board and the frame.

[0015] As a preferred technical solution of the present invention, a plurality of rubber springs are fixedly connected to the bottom end of the inner wall of the base, and the top ends of the plurality of rubber springs are fixedly connected to the bottom end of the mounting plate. The plurality of rubber springs further improve the buffering effect of the device when it is impacted.

[0016] As a preferred technical solution of the present invention, lugs are fixedly connected to both ends of the two sides of the base, and fasteners can be used to fix the device at the lugs.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. Under the action of the reset spring, several plug-in rods in the plug-in seat are inserted into the slots of the plug-in board to fix the position of the plug-in board and the frame. By pulling the pull rings on both sides of the plug-in seat at the same time, the elastic force of the reset spring is overcome, the connecting plate is moved and several plug-in rods on its surface are disengaged from the slots. At this time, the lock can be released to disassemble the plug-in board and the frame, which is easy to operate and improves work efficiency;

[0019] 2. By starting the reduction motor, the travel blocks on the surfaces of the two screws are driven to translate, and then the insertion seat and the upper frame are driven to rotate around the top of the support rod through the connecting rod to change the direction angle. The operation is simple and convenient, the support is stable, and a damper and a rubber spring are set at the bottom of the adjustment device to improve the stability of the device and the impact buffering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A perspective view of the present invention;

[0021] Figure 2 It is a front cross-sectional view of the mounting seat of the present invention;

[0022] Figure 3 A top cross-sectional view of the installation location of the present invention;

[0023] Figure 4 It is a top cross-sectional view of the insertion seat of the present invention;

[0024] Figure 5 It is a front cross-sectional view of the base of the present invention.

[0025] In the figure: 1. mounting plate; 2. support rod; 3. plug-in seat; 4. mounting seat; 5. lead screw; 6. reduction motor; 7. travel block; 8. slider; 9. slide rail; 10. connecting rod; 11. transmission chamber; 12. pulley; 13. transmission belt; 14. mounting chamber; 15. locking mechanism; 151. through rod; 152. connecting plate; 153. plug-in rod; 154. reset spring; 155. pull ring; 16. plug-in plate; 17. frame; 18. slot; 19. base; 20. damper; 21. rubber spring; 22. lug. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-5The present invention provides a frame angle adjustment device, including a base 19, dampers 20 are fixedly installed at the four corners of the bottom end of the inner wall of the base 19, and the tops of the four dampers 20 are fixedly connected with a mounting plate 1 to play a buffering and shock absorbing role. The two ends of one side of the top of the mounting plate 1 are fixedly connected with support rods 2, and the tops of the two support rods 2 are rotatably connected with a plug-in seat 3. The inner wall of the plug-in seat 3 is engaged with a plug-in plate 16, and the top of the plug-in plate 16 is fixedly connected with a frame 17. Both sides of the inner wall of the plug-in seat 3 are provided with mounting cavities 14, and the inner wall of the mounting cavity 14 is installed with a locking mechanism 15 for fixing the position of the frame 17. The other side of the top of the mounting plate 1 is fixedly connected with a mounting seat 4, and both sides of the inside of the mounting seat 4 are rotatably connected with lead screws 5 through bearings. The surfaces of the two lead screws 5 are threadedly sleeved with travel blocks 7, and the tops of the two travel blocks 7 are rotatably connected with connecting rods 10, and the tops of the two connecting rods 10 are respectively rotatably connected with the two ends of one side of the bottom end of the plug-in seat 3 to play a transmission role.

[0028] When in use, the insertion seat 3 under the frame 17 can rotate around the top of the support rod 2 to change the orientation angle, and the insertion plate 16 at the bottom end of the frame 17 is easy to separate from the insertion seat 3, which is used for disassembly of the frame 17 from the angle adjustment device. The damper 20 arranged at the bottom of the device improves the stability of the device and the impact buffering effect.

[0029] A reduction motor 6 is fixedly installed on one end of the mounting seat 4 away from the support rod 2, and the output end of the reduction motor 6 is fixedly connected to one end of one of the lead screws 5 for driving. A transmission cavity 11 is provided at one end inside the mounting seat 4, and one end of the two lead screws 5 pass through the inner wall of the transmission cavity 11 and are fixedly connected to pulleys 12. The surfaces of the two pulleys 12 are provided with transmission belts 13 for transmission. Slide rails 9 are fixedly connected to both sides of the bottom end of the inner wall of the mounting seat 4, and sliders 8 are fixedly connected to the bottom ends of the two travel blocks 7, and the bottoms of the sliders 8 are slidably connected to the slide rails 9 to play a limiting and guiding role. Several rubber springs 21 are fixedly connected to the bottom end of the inner wall of the base 19, and the top ends of the several rubber springs 21 are fixedly connected to the bottom end of the mounting plate 1 to play a buffering role.

[0030] When in use, by starting the reduction motor 6 to drive one of the lead screws 5 in the mounting seat 4 to rotate, with the cooperation of the pulley 12 and the transmission belt 13, the other lead screw 5 can be driven to rotate synchronously, and under the guidance of the slider 8 and the slide rail 9, the travel block 7 on the surface of the lead screw 5 can translate, and then the insertion seat 3 and the upper frame 17 are driven to rotate around the top of the support rod 2 through the connecting rod 10, thereby changing the angle of the frame 17, and the provided rubber spring 21 can further improve the impact buffering performance of the angle adjustment device.

[0031] The locking mechanism 15 includes a through rod 151, a connecting plate 152, a plurality of insertion rods 153, a return spring 154 and a pull ring 155. The through rod 151 is inserted and connected to the middle part of one side of the inner wall of the installation cavity 14. One end of the through rod 151 is fixedly connected to the connecting plate 152, and the other end of the through rod 151 is fixedly connected to the pull ring 155. A plurality of insertion rods 153 are fixedly connected to the surface of the connecting plate 152, and a return spring 154 is sleeved in the middle part of the through rod 151. A plurality of slots 18 are provided on both sides of the insertion plate 16, and one end of the plurality of insertion rods 153 is respectively inserted into the inner walls of the plurality of slots 18 to play a locking role. Both ends of both sides of the base 19 are fixedly connected with lugs 22 to play an installation role.

[0032] When in use, fasteners are used at the lugs 22 to install the angle adjustment device. Under the action of the return springs 154, several insertion rods 153 in the insertion seat 3 are inserted into the slots 18 of the insertion plate 16 to fix the position of the insertion plate 16 and the frame 17. By pulling the pull rings 155 on both sides of the insertion seat 3 at the same time, the elastic force of the return springs 154 is overcome, the connecting plate 152 is moved, and the several insertion rods 153 on its surface are disengaged from the slots 18. At this time, the lock is released and the insertion plate 16 and the frame 17 can be disassembled.

[0033] In specific use, the frame angle adjustment device of the present invention drives one of the lead screws 5 in the mounting seat 4 to rotate by starting the reduction motor 6, and under the cooperation of the pulley 12 and the transmission belt 13, the other lead screw 5 can be driven to rotate synchronously, and under the guidance of the slider 8 and the slide rail 9, the travel block 7 on the surface of the lead screw 5 can be translated, and then the insertion seat 3 and the upper frame 17 are driven by the connecting rod 10 to rotate around the top of the support rod 2 to change the orientation angle. The operation is simple and convenient, the support is stable, and the damper 20 and rubber are provided at the bottom of the adjustment device. The spring 21 improves the stability of the device and the impact buffering effect. Under the action of the reset spring 154, several plug rods 153 in the plug-in seat 3 are inserted into the slot 18 of the plug-in plate 16 to fix the position of the plug-in plate 16 and the frame 17. By pulling the pull rings 155 on both sides of the plug-in seat 3 at the same time, the elastic force of the reset spring 154 is overcome, the connecting plate 152 is moved, and the several plug rods 153 on its surface are disengaged from the slot 18. At this time, the lock can be released to disassemble the plug-in plate 16 and the frame 17, which is easy to operate and improves work efficiency.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A frame angle adjustment device, comprising a base (19), characterized in that: The four corners of the bottom end of the inner wall of the base (19) are fixedly mounted with dampers (20); the top ends of the four dampers (20) are fixedly connected with a mounting plate (1); the two ends of one side of the top end of the mounting plate (1) are fixedly connected with support rods (2); the top ends of the two support rods (2) are rotatably connected with a plug-in seat (3); the inner wall of the plug-in seat (3) is engaged with a plug-in plate (16); the top end of the plug-in plate (16) is fixedly connected with a frame (17); and both sides of the inner wall of the plug-in seat (3) are provided with mounting holes. A cavity (14) is provided, wherein a locking mechanism (15) is installed on the inner wall of the installation cavity (14), a mounting seat (4) is fixedly connected to the other side of the top of the installation plate (1), both sides of the inside of the mounting seat (4) are rotatably connected to lead screws (5) through bearings, the surfaces of the two lead screws (5) are threadedly sleeved with travel blocks (7), the tops of the two travel blocks (7) are rotatably connected to connecting rods (10), and the tops of the two connecting rods (10) are respectively rotatably connected to the two ends of one side of the bottom end of the insertion seat (3).

2. A frame angle adjustment device according to claim 1, characterized in that: A reduction motor (6) is fixedly mounted on one end of the mounting seat (4) away from the support rod (2), and the output end of the reduction motor (6) is fixedly connected to one end of one of the lead screws (5).

3. A frame angle adjustment device according to claim 1, characterized in that: A transmission cavity (11) is provided at one end of the mounting seat (4), one end of the two lead screws (5) passes through the inner wall of the transmission cavity (11) and is fixedly connected to a pulley (12), and a transmission belt (13) is sleeved on the surface of the two pulleys (12).

4. A frame angle adjustment device according to claim 1, characterized in that: Both sides of the bottom end of the inner wall of the mounting seat (4) are fixedly connected with slide rails (9), the bottom ends of the two travel blocks (7) are fixedly connected with sliders (8), and the bottoms of the sliders (8) are slidably connected with the slide rails (9).

5. A frame angle adjustment device according to claim 1, characterized in that: The locking mechanism (15) comprises a penetration rod (151), a connecting plate (152), a plurality of insertion rods (153), a reset spring (154) and a pull ring (155); the penetration rod (151) is inserted and connected to the middle part of one side of the inner wall of the installation cavity (14); one end of the penetration rod (151) is fixedly connected to the connecting plate (152); the other end of the penetration rod (151) is fixedly connected to the pull ring (155); a plurality of insertion rods (153) are fixedly connected to the surface of the connecting plate (152); a reset spring (154) is sleeved in the middle part of the penetration rod (151); and a plurality of slots (18) are provided on both sides of the insertion plate (16).

6. A frame angle adjustment device according to claim 5, characterized in that: One end of a plurality of the insertion rods (153) is respectively inserted into the inner walls of a plurality of slots (18).

7. A frame angle adjustment device according to claim 1, characterized in that: A plurality of rubber springs (21) are fixedly connected to the bottom end of the inner wall of the base (19), and the top ends of the plurality of rubber springs (21) are fixedly connected to the bottom end of the mounting plate (1).

8. The frame angle adjustment device according to claim 1, characterized in that: Lugs (22) are fixedly connected at both ends of the base (19).

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