Induction type foldable lifting handrail

Abstract

The invention discloses an induction type foldable lifting railing, and relates to the technical field of safety equipment, the induction type foldable lifting railing comprises a base, a lifting mechanism is installed on the upper end face of the base, the lifting mechanism comprises a moving support, a railing mechanism is installed on one side of the moving support, a plurality of railing plates are installed on the railing mechanism, and the railing plates are arranged on the moving support. The handrail mechanisms are hinged through hinges, the fixing mechanisms are installed on the other sides of the handrail mechanisms, the rotating mechanisms are installed below the handrail mechanisms, the foldable lifting handrail drives the handrail to move up and down through the lifting mechanisms, and the hinges are rotated to control rapid folding and unfolding of the fence plates. According to the automatic lifting and folding device, the folding speed of the handrail is increased, it is ensured that the handrail can be automatically lifted and folded according to environmental changes, and the intelligent level and the use safety of the handrail are improved.

Description

Technical Field

[0001] The invention relates to the technical field of safety equipment, in particular to an inductive foldable lifting handrail. Background Art

[0002] Ship railings are important safety facilities on ships, mainly used to prevent people or cargo from falling into the water, thereby ensuring the safety of marine operations. Traditional ship railings mostly adopt a fixed design, made of metal pipes welded or bolted. Although the structure is simple and the cost is low, there is still a problem of space occupation, and the adaptability is insufficient and cannot adapt to harsh sea conditions; the function is single, and it is difficult to meet the safety and efficiency requirements of modern ships.

[0003] Prior art CN110194243B discloses a foldable marine railing, and the technical solution discloses "the present invention discloses a foldable marine railing, comprising a first portal frame, a plurality of first cross bars are fixed between the legs of the first portal frame, and a folding structure and a shielding structure are provided on the first portal frame; wherein the folding structure mainly comprises: a second portal frame, a pair of first circular rings and four first threaded rods; the pair of first circular rings are sleeved on the upper cross beam of the first portal frame, and the legs of the second portal frame are respectively connected to the pair of first circular rings. The present invention relates to the technical field of marine railings. The folding structure facilitates the folding of the railing formed by the first portal frame and the second portal frame, and facilitates the opening at the same time, and the shielding structure can shield the waves over a large range, reducing the impact of the waves on people."

[0004] Although the prior art has disclosed a foldable marine railing, there are still some shortcomings. Specifically, in the actual production operation process, the folding structure of the marine railing involves multiple components, which increases the complexity of the structure and makes installation and maintenance difficult; although the shielding structure can block the impact of waves, it cannot withstand the impact of strong winds and large waves under extreme sea conditions, and there is a risk of structural deformation or damage. Summary of the invention

[0005] The object of the present invention is to provide an inductive foldable lifting handrail to solve the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an inductive foldable lifting railing, the foldable lifting railing comprising a base, a lifting mechanism installed on the upper end surface of the base, a railing mechanism installed on one side of the lifting mechanism, multiple groups of guardrails installed on the railing mechanism, a fixing mechanism installed on the other side of the railing mechanism, the fixing mechanism is located on the upper end surface of the base, a rotating mechanism is installed below the railing mechanism, and the rotating mechanism is located inside the base. The lifting mechanism drives the entire guardrail mechanism to move, the guardrail mechanism is driven by an electric motor, and can realize the rapid folding and unfolding of the guardrail, the fixing mechanism is used to fix the unfolded guardrail mechanism, and the rotating mechanism enables the guardrail to be laid flat on the deck and connected to the ground, so as to facilitate the passage of personnel and the transportation of goods.

[0007] The lifting mechanism includes a mobile bracket, a screw nut is arranged inside the mobile bracket, a screw is arranged inside the screw nut, the screw is threadedly connected to the screw nut, a groove is opened inside the base, the groove is located below the screw, a motor 1 is installed in the groove, the output shaft of the motor 1 is connected to the screw, a protrusion is arranged at the lower end of the screw, and a circular groove is opened inside the base, the protrusion matches the circular groove. Motor 1 provides power for the rotation of the screw, and the rotation of the screw can be realized by the drive of motor 1, thereby controlling the lifting action of the lifting mechanism, so that the railing can be automatically lifted and lowered as needed.

[0008] The railing mechanism includes five railings, a hinge is installed between two adjacent railings, a motor 3 is installed on the upper end surface of each railing, the output shaft of the motor 3 is connected to the hinge, and a rotating shaft 1 is evenly arranged on the inner side of each railing, and a guard plate is installed on the rotating shaft 1. The hinge is used to ensure that the railings can be flexibly folded and unfolded, and the motor 3 provides power for the folding and lifting of the railings. The five railings can be folded and unfolded at the same time, which speeds up the folding and unfolding of the railings.

[0009] The guardrail is in a Z-shape, and a concave surface is provided on the upper inner side of the railing. The guardrail is matched with the railing. A second rotating shaft is installed on each of the two guardrails. The two second rotating shafts are respectively located on the guardrails near the lower ends of the movable bracket and the fixed bracket. A clamp is installed on the second rotating shaft, and the clamp is rotatably connected with the second rotating shaft. An L-shaped plate is installed on the railing below the clamp, and two connecting blocks are provided below the railing. Circular through holes are provided on the two connecting blocks. The guardrail is designed to be in a Z-shape, which facilitates the guardrails to be mutually clamped and fixed. The clamp cooperates with the L-shaped plate to fix the guardrail.

[0010] A second motor is installed on the side of the railing away from the mobile bracket, a driving gear is installed on the output shaft of the second motor, a chain is arranged on the driving gear, the chain is meshed with the driving gear, two driven gears are respectively installed on both sides of the driving gear, the driven gear is meshed with the chain, and one side of the driving gear and the driven gear is connected to the rotating shaft 1. The second motor is used to drive the driving gear to rotate, and the chain is meshed with the driving gear and the driven gear to form a driving system to provide power for the rotation of the railing.

[0011] The fixing mechanism includes a fixing bracket, the fixing bracket is connected to the upper end surface of the base, two cylinders 1 are installed on one side of the fixing bracket, a piston rod 1 is arranged on one side of the cylinder 1, and a fixing block is installed on one side of the piston rod 1. The two cylinders 1 provide power for the fixing mechanism, and the function of the fixing block is to ensure that the railing is fixed when it is unfolded, thereby ensuring the stability of the entire structure after the railing is unfolded.

[0012] The rotating mechanism includes a second cylinder, two grooves are formed inside the base, the second cylinder is located on the bottom end surface of the groove, a second piston rod is provided on one side of the second cylinder, a mounting plate is mounted on the second piston rod, a clamping block is mounted on the mounting plate, the clamping block is in a concave shape, a circular through hole is formed on the clamping block, and the clamping block cooperates with the connecting block. The second cylinder provides power for the lifting process of the rotating mechanism, and the clamping block is in a concave shape and cooperates with the connecting block.

[0013] A sleeve is installed on one side of the clamping block, a moving rod is installed inside the sleeve, a protrusion is set on one side of the moving rod, a spring is sleeved on the moving rod, and the two ends of the spring are respectively connected to the moving rod and the inner wall of the sleeve, a fixing groove is opened on one side of the moving rod, and a mounting groove is opened on one side of the clamping block. An electromagnet is set on the upper side of the mounting groove, and a clamping strip is set below the electromagnet. The clamping strip is made of magnetic material. The sleeve is used to provide support for the moving rod, and the spring provides power for the moving rod, pushing the moving rod into the circular through hole of the clamping block and the connecting block, acting as a rotating shaft during the rotation of the fence, and the electromagnet cooperates with the clamping strip to control the locking and unlocking of the moving rod through magnetic force.

[0014] The movable bracket, fixed bracket, railing and guardrail are made of stainless steel. Stainless steel can resist the erosion of seawater and salt spray and is suitable for marine environment. Stainless steel has good mechanical properties and can withstand the impact and vibration of waves. Stainless steel has a smooth surface, is easy to clean and has low maintenance cost.

[0015] A wind speed sensor and a visual sensor are installed on the upper end surface of the fixed bracket, and a wave sensor is installed on the side of the fixed bracket. The wind speed sensor, wave sensor and visual sensor are electrically connected to the control system. The wind speed sensor and the visual sensor are used to monitor environmental conditions and information around the railing, and the wave sensor is used to detect the movement of waves to ensure that the railing can automatically rise and fall and fold according to environmental changes, thereby improving the intelligence level of the railing and the safety of use.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The foldable lifting railing rotates the hinges through five motors at the same time. The hinges drive the railing to rotate to achieve rapid folding and unfolding of the railing, thereby improving the operating efficiency of the railing, making the folding and unfolding of the railing faster and saving time. The foldable lifting railing can lay the railing flat in contact with the ground through a rotating mechanism, facilitating the passage of people and the transportation of goods.

[0018] 2. The foldable lifting railing can detect the wind conditions and wave levels outside the hull in real time through wind speed sensors, wave sensors and visual sensors. When severe weather is detected, the lifting mechanism drives the railing to move upward to reduce the impact of waves on the railing and guardrails. The guardrails can rotate to a certain angle driven by the motor to reduce the contact area between the guardrails and the wind, reduce wind resistance, and further protect the structural integrity of the railings and guardrails. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The three-dimensional Figure 1 ;

[0020] Figure 2 The three-dimensional Figure 2 ;

[0021] Figure 3 is a cross-sectional view of the present invention;

[0022] Figure 4 It is a three-dimensional diagram of the railing mechanism of the present invention;

[0023] Figure 5 It is a three-dimensional diagram of the fixing mechanism of the present invention;

[0024] Figure 6 It is a three-dimensional diagram of the rotating mechanism of the present invention;

[0025] Figure 7 For the present invention Figure 3 Enlarged view of point A.

[0026] In the figure: 1. base; 2. movable bracket; 3. fixed bracket; 4. motor 1; 5. screw; 6. screw nut; 7. railing; 8. railing; 9. rotating shaft 1; 10. motor 2; 11. driving gear; 12. driven gear; 13. chain; 14. rotating shaft 2; 15. clamping plate; 16. L-shaped plate; 17. motor 3; 18. hinge; 19. cylinder 1; 20. piston rod 1; 21. fixed block; 22. cylinder 2; 23. piston rod 2; 24. mounting plate; 25. clamping block; 26. connecting block; 27. sleeve; 28. moving rod; 29. ​​spring; 30. electromagnet; 31. clamping strip; 32. wind speed sensor; 33. wave sensor; 34. visual sensor. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-Figure 7 The present invention provides a technical solution: an inductive foldable lifting railing, which includes a base 1, a mobile bracket 2 is installed on the upper end surface of the base 1, a lifting mechanism is installed on the mobile bracket 2, a railing mechanism is installed on one side of the lifting mechanism, a plurality of railings 8 are installed on the railing mechanism, a fixing mechanism is installed on the other side of the railing mechanism, the fixing mechanism is located on the upper end surface of the base 1, a rotating mechanism is installed below the railing mechanism, and the rotating mechanism is located inside the base 1. The lifting mechanism drives the entire railing mechanism to move, the railing mechanism is driven by an electric motor, and can realize the rapid folding and unfolding of the railing 7, the fixing mechanism is used to fix the unfolded railing mechanism, and the rotating mechanism enables the railing 8 to be laid flat on the deck and connected to the ground, which is convenient for the passage of personnel and the transportation of goods.

[0029] The lifting mechanism includes a mobile bracket 2, a screw nut 6 is provided inside the mobile bracket 2, a screw 5 is provided inside the screw nut 6, the screw 5 is threadedly connected with the screw nut 6, a groove is provided inside the base 1, the groove is located below the screw 5, a motor 4 is installed in the groove, the output shaft of the motor 4 is connected with the screw 5, a protrusion is provided at the lower end of the screw 5, and a circular groove is provided inside the base 1, and the protrusion matches the circular groove. The motor 4 provides power for the rotation of the screw 5. Through the drive of the motor 4, the rotation of the screw 5 can be realized, and then the lifting action of the lifting mechanism can be controlled, so that the handrail 7 can be automatically lifted and lowered as needed.

[0030] The railing mechanism includes five railings 7, hinges 18 are installed between two adjacent railings 7, motors 3 17 are installed on the upper end surface of each railing 7, the output shaft of motors 3 17 is connected to the hinges 18, and five rotating shafts 1 9 are evenly arranged on the inner side of each railing 7, and railing boards 8 are installed on the rotating shafts 1 9. The hinges 18 are used to ensure that the railings 7 can be flexibly folded and unfolded, and the motors 3 17 provide power for the folding and lifting of the railings 7. The five railings 7 can be folded and unfolded at the same time, which speeds up the folding and unfolding of the railings 7.

[0031] The guardrail 8 is in a Z-shape, and a concave surface is provided on the upper inner side of the railing 7. The guardrail 8 cooperates with the railing 7. A second rotating shaft 14 is installed on the two guardrails 8. The two second rotating shafts 14 are respectively located on the guardrails 8 near the lower ends of the movable bracket 2 and the fixed bracket 3. A clamping plate 15 is installed on the second rotating shaft 14. The clamping plate 15 is rotatably connected with the second rotating shaft 14. An L-shaped plate 16 is installed on the railing 7 below the clamping plate 15. Two connecting blocks 26 are provided below the railing 7. The two connecting blocks 26 have circular through holes. The guardrail 8 is designed in a Z-shape, which facilitates the guardrails 8 to be mutually engaged and fixed. The clamping plate 15 cooperates with the L-shaped plate 16 to fix the guardrail 8.

[0032] A motor 2 10 is installed on the side of the railing 7 away from the mobile bracket 2, and a driving gear 11 is installed on the output shaft of the motor 2 10. A chain 13 is arranged on the driving gear 11, and the chain 13 is meshed with the driving gear 11. Two driven gears 12 are respectively installed on both sides of the driving gear 11, and the driven gear 12 is meshed with the chain 13. The driving gear 11 and one side of the driven gear 12 are connected to the rotating shaft 1 9. The motor 2 10 is used to drive the driving gear 11 to rotate, and the chain 13 is meshed with the driving gear 11 and the driven gear 12 to form a driving system to provide power for the rotation of the railing 8.

[0033] The fixing mechanism includes a fixing bracket 3, which is connected to the upper end surface of the base 1. Two cylinders 19 are installed on one side of the fixing bracket 3, a piston rod 20 is provided on one side of the cylinder 19, and a fixing block 21 is installed on one side of the piston rod 20. The two cylinders 19 provide power for the fixing mechanism, and the function of the fixing block 21 is to ensure that the railing 7 is fixed when it is unfolded, thereby ensuring the stability of the entire structure after the railing 7 is unfolded.

[0034] The rotating mechanism includes a second cylinder 22, two grooves are formed inside the base 1, the second cylinder 22 is located on the bottom end surface of the groove, a second piston rod 23 is provided on one side of the second cylinder 22, a mounting plate 24 is mounted on the second piston rod 23, a clamping block 25 is mounted on the mounting plate 24, the clamping block 25 is in a concave shape, a circular through hole is formed on the clamping block 25, and the clamping block 25 cooperates with the connecting block 26. The second cylinder 22 provides power for the lifting process of the rotating mechanism, and the clamping block 25 is in a concave shape and cooperates with the connecting block 26.

[0035] A sleeve 27 is installed on one side of the clamping block 25, and a moving rod 28 is installed inside the sleeve 27. A protrusion is set on one side of the moving rod 28, and a spring 29 is sleeved on the moving rod 28. The two ends of the spring 29 are respectively connected to the moving rod 28 and the inner wall of the sleeve 27. A fixing groove is opened on one side of the moving rod 28, and a mounting groove is opened on one side of the clamping block 25. An electromagnet 30 is set on the upper side of the mounting groove, and a clamping strip 31 is set below the electromagnet 30. The clamping strip 31 is made of magnetic material. The sleeve 27 is used to provide support for the moving rod 28, and the spring 29 provides power for the moving rod 28, pushing the moving rod 28 into the circular through hole of the clamping block 25 and the connecting block 26, and acting as a rotating shaft during the rotation of the fence 8. The electromagnet 30 cooperates with the clamping strip 31 to control the locking and unlocking of the moving rod 28 by magnetic force.

[0036] The movable bracket 2, the fixed bracket 3, the railing 7 and the guardrail 8 are made of stainless steel. Stainless steel can resist the erosion of seawater and salt spray and is suitable for the marine environment; stainless steel has good mechanical properties and can withstand the impact and vibration of waves; stainless steel has a smooth surface, is easy to clean, and has low maintenance costs.

[0037] A wind speed sensor 32 and a visual sensor 34 are installed on the upper end surface of the fixed bracket 3, and a wave sensor 33 is installed on the side of the fixed bracket 3. The wind speed sensor 32, the wave sensor 33 and the visual sensor 34 are electrically connected to the control system. The wind speed sensor 32 and the visual sensor 34 are used to monitor environmental conditions and information around the railing 7, and the wave sensor 33 is used to detect the movement of waves to ensure that the railing 7 can automatically rise and fall and fold according to environmental changes, thereby improving the intelligence level of the railing 7 and the safety of use.

[0038] The working principle of the present invention is as follows: before using the foldable lifting railing, the base 1 is first fixed to the edge of the deck, the control system controls the cylinder 19 to operate and drive the piston rod 20 to retract, the piston rod 20 drives the fixing block 21 to move toward the inside of the fixing bracket 3, the five motors 17 operate to drive the hinge 18 to rotate, and the five railings 7 rotate around the hinge 18 to achieve the purpose of folding; the five motors 17 operate to drive the hinge 18 to rotate in the opposite direction, and the five railings 7 rotate in the opposite direction around the hinge 18 to unfold the railing 7, the control system controls the cylinder 19 to operate and drive the piston rod 20 to move, the piston rod 20 pushes the fixing block 21 to move to one side of the railing 7, and the railing 7 is fixed.

[0039] When the wind speed sensor 32, the wave sensor 33 and the visual sensor 34 detect that the impact of the wind and the waves is too large, the control system controls the motor 4 to drive the screw 5 to rotate, and the screw 5 drives the movable bracket 2 to move upward through the screw nut 6, thereby driving the railing 7 and the railing 8 to move upward to reduce the impact of the waves, and the card plate 15 is turned upward to unlock the railing 8. The motor 2 10 drives the driving gear 11 to rotate, and the driving gear 11 drives the chain 13 to rotate. The driven gear 12 rotates under the drive of the chain 13, and the driven gear 12 drives the rotating shaft 19 to rotate. The railing 8 rotates around the rotating shaft 19 at a certain angle, reducing the contact area between the railing 8 and the wind and waves, ensuring the safety and stability of the railing 7 under severe sea conditions, and the motor 2 10 stops running.

[0040] When the ship docks, the control system controls the cylinder 22 to operate and drive the piston rod 120 to retract, the piston rod 120 drives the fixed block 21 to move to the inside of the fixed bracket 3, the motor 210 operates to drive the driving gear 11 to rotate, the driving gear 11 drives the chain 13 to rotate, the driven gear 12 rotates under the drive of the chain 13, the driven gear 12 drives the rotating shaft 19 to rotate, the fence 8 rotates under the drive of the rotating shaft 9, the top fence 8 cooperates with the concave surface on the railing 7, and the five fences 8 in the same row are engaged with each other. When the fence 8 and the railing 7 are in the same plane, the motor 210 stops running, and the card plate 15 is moved to the inside of the L-shaped plate 16 to lock the fence 8 Tighten, the operation of cylinder 22 drives piston rod 23 to move upward, piston rod 23 drives mounting plate 24 to move upward, and clamping block 25 moves upward driven by mounting plate 24. After the circular through hole of clamping block 25 and connecting block 26 are at the same height, cylinder 22 stops running, and the control system controls the magnetism of electromagnet 30 to change, and card strip 31 is attracted by electromagnet 30 to move upward, and moving rod 28 moves into the circular through hole of clamping block 25 driven by spring 29, opens the hinge 18 on railing 7 near the side of moving bracket 2, pushes railing 7 to the shore, and railing 7 rotates around moving rod 28, and railing 7 contacts with the ground, which is convenient for the movement of personnel and the transportation of goods.

[0041] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An inductive foldable lifting railing, characterized in that: The foldable lifting railing comprises a base (1), a lifting mechanism is installed on the upper end surface of the base (1), a railing mechanism is installed on one side of the lifting mechanism, a plurality of railing panels (8) are installed on the railing mechanism, a fixing mechanism is installed on the other side of the railing mechanism, the fixing mechanism is located on the upper end surface of the base (1), a rotating mechanism is installed below the railing mechanism, and the rotating mechanism is located inside the base (1).

2. The inductive foldable lifting railing according to claim 1, characterized in that: The lifting mechanism comprises a movable bracket (2), a screw nut (6) is arranged inside the movable bracket (2), a screw (5) is arranged inside the screw nut (6), the screw (5) is threadedly connected to the screw nut (6), a groove is arranged inside the base (1), the groove is located below the screw (5), a motor (4) is installed in the groove, the output shaft of the motor (4) is connected to the screw (5), a protrusion is arranged at the lower end of the screw (5), and a circular groove is arranged inside the base (1), the protrusion matches the circular groove.

3. The inductive foldable lifting railing according to claim 2 is characterized in that: The railing mechanism comprises five railings (7), a hinge (18) is installed between two adjacent railings (7), a motor three (17) is installed on the upper end surface of each railing (7), the output shaft of the motor three (17) is connected to the hinge (18), and five rotating shafts (9) are evenly arranged on the inner side of each railing (7), and a railing plate (8) is installed on the rotating shaft (9).

4. The inductive foldable lifting railing according to claim 3 is characterized in that: The guardrail (8) is in a Z-shape, and a concave surface is provided on the upper inner side of the railing (7). The guardrail (8) can cooperate with the railing (7). Two rotating shafts (14) are respectively installed on the two guardrails (8). The two rotating shafts (14) are respectively located on the guardrails (8) near the lower ends of the movable bracket (2) and the fixed bracket (3). A clamping plate (15) is installed on the rotating shaft (14). The clamping plate (15) is rotatably connected to the rotating shaft (14). An L-shaped plate (16) is installed on the railing (7) below the clamping plate (15). Two connecting blocks (26) are provided below the railing (7), and circular through holes are provided on the two connecting blocks (26).

5. The inductive foldable lifting railing according to claim 4 is characterized in that: A second motor (10) is installed on the side of the handrail (7) away from the movable bracket (2); a driving gear (11) is installed on the output shaft of the second motor (10); a chain (13) is arranged on the driving gear (11); the chain (13) is meshed with the driving gear (11); two driven gears (12) are respectively installed on both sides of the driving gear (11); the driven gears (12) are meshed with the chain (13); and one side of the driving gear (11) and the driven gear (12) are connected to the rotating shaft (9).

6. The inductive foldable lifting railing according to claim 5, characterized in that: The fixing mechanism comprises a fixing bracket (3), the fixing bracket (3) being connected to the upper end surface of the base (1), two cylinders (19) being installed on one side of the fixing bracket (3), a piston rod (20) being provided on one side of the cylinder (19), and a fixing block (21) being installed on one side of the piston rod (20).

7. The inductive foldable lifting railing according to claim 6, characterized in that: The rotating mechanism comprises a second cylinder (22), two grooves are formed inside the base (1), the second cylinder (22) is located on the bottom end surface of the groove, a second piston rod (23) is arranged on one side of the second cylinder (22), a mounting plate (24) is mounted on the second piston rod (23), a clamping block (25) is mounted on the mounting plate (24), the clamping block (25) is in a concave shape, a circular through hole is formed on the clamping block (25), and the clamping block (25) cooperates with the connecting block (26).

8. The inductive foldable lifting railing according to claim 7, characterized in that: A sleeve (27) is installed on one side of the clamping block (25), a moving rod (28) is installed inside the sleeve (27), a protrusion is provided on one side of the moving rod (28), a spring (29) is sleeved on the moving rod (28), two ends of the spring (29) are respectively connected to the moving rod (28) and the inner wall of the sleeve (27), a fixing groove is provided on one side of the moving rod (28), a mounting groove is provided on one side of the clamping block (25), an electromagnet (30) is provided on the upper side of the mounting groove, a clamping strip (31) is provided below the electromagnet (30), and the clamping strip (31) is made of magnetic material.

9. The inductive foldable lifting railing according to claim 8, characterized in that: The movable bracket (2), the fixed bracket (3), the railing (7) and the guardrail (8) are made of stainless steel.

10. The inductive foldable lifting railing according to claim 9, characterized in that: A wind speed sensor (32) and a visual sensor (34) are mounted on the upper end surface of the fixed bracket (3), a wave sensor (33) is mounted on the side surface of the fixed bracket (3), and the wind speed sensor (32), the wave sensor (33) and the visual sensor (34) are electrically connected to a control system.

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