CN111851974B

CN111851974B - Building construction safety device

Info

Publication number: CN111851974B
Application number: CN202010724360.1A
Authority: CN
Inventors: 张志辉; 张丽强; 丁永强; 王金丽; 王超; 徐丽清
Original assignee: Henan Shengxu Construction Technology Co ltd
Current assignee: Henan Shengxu Construction Technology Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2022-04-26
Anticipated expiration: 2040-07-24
Also published as: CN111851974A

Abstract

The invention discloses a building construction safety protection device which comprises a supporting base plate, wherein supporting arms are arranged on four sides of the supporting base plate, a falling buffer assembly is arranged at the middle position of the top end of the supporting base plate, supporting slide rods are arranged at four corners of the top end of the supporting base plate, a first supporting vertical plate and a second supporting vertical plate are arranged at the top end of the supporting base plate, the falling buffer assembly is composed of a first limiting telescopic arm, a second limiting telescopic arm, a first buffer spring and a supporting transverse plate, the first limiting telescopic arm and the second limiting telescopic arm are respectively composed of a limiting sleeve and a limiting telescopic rod, the buffer springs are sleeved on the first limiting telescopic arm and the second limiting telescopic arm, and the supporting transverse plate is positioned at the top ends of the first limiting telescopic arm and the second limiting telescopic arm and is fixedly connected with the first limiting telescopic arm and the second limiting telescopic arm. Has the advantages that: can assist the lift support to constructor when building water and electricity construction to can carry out better protection to constructor, guarantee construction safety.

Description

Building construction safety device

Technical Field

The invention relates to the technical field of building construction protection, in particular to a building construction safety protection device.

Background

The building is a general name of buildings and structures, and is an artificial environment created by people according to certain scientific laws, wind and water concepts and aesthetic rules by utilizing grasped substance technical means and applying certain scientific laws, wind and water concepts and aesthetic rules, the hydropower belongs to water conservancy technical terms, which mean water, electricity, hydroelectric power generation and the like.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention provides a building construction safety protection device aiming at the problems in the related art, and aims to overcome the technical problems in the prior related art.

Therefore, the invention adopts the following specific technical scheme:

a building construction safety protection device is characterized by comprising a supporting bottom plate, wherein four corners of the bottom end of the supporting bottom plate are respectively provided with universal wheels, and locking pressing plates are arranged on the universal wheels; one end of each of the four sides of the support base plate is respectively provided with a support firmware fixedly connected with the support base plate, a support arm is arranged on each support firmware, the support arms are matched and connected with the support firmware through movable rotating shafts, and a support seat is arranged at the bottom of one end of each support arm, which is far away from the support firmware; the top end of the supporting base plate is provided with a falling buffer assembly, four corners of the top end of the supporting base plate are respectively provided with a supporting slide bar, one side of the top end of the supporting base plate is provided with a first supporting vertical plate sleeved on the supporting slide bar, and the top end of the supporting base plate is provided with a second supporting vertical plate sleeved on the supporting slide bar; limiting chutes are respectively formed in two sides of the first supporting vertical plate and the second supporting vertical plate, supporting shaft seats are respectively arranged at two ends of the top of the first supporting vertical plate and the top of the second supporting vertical plate, and a rotating shaft is arranged between the supporting shaft seats; a first rotating wheel fixedly connected with the rotating shaft is sleeved at the middle position of the rotating shaft, a lifting supporting platform is sleeved on the first supporting vertical plate and the second supporting vertical plate, grooves are respectively formed in two ends of the lifting supporting platform, and limiting sliding blocks matched with the limiting sliding grooves are respectively arranged at two ends inside the grooves; the bottom end of the lifting supporting platform is provided with a plurality of motors, the output shafts of the motors are connected with a speed reducer, and a plurality of rotating wheels II fixedly connected with the output shaft of the speed reducer are sleeved on the output shaft of the speed reducer; the two sides of the bottom end of the lifting support platform are respectively provided with a movable limiting guide wheel, and the two sides of the top end of the lifting support platform are respectively provided with a locking block fixedly connected with the lifting support platform; the locking block is matched and connected with the first rotating wheel, the second rotating wheel and the movable limiting guide wheel through a traction steel wire rope, one end of the traction steel wire rope is fixedly connected with the locking block, and the other end of the traction steel wire rope is wound on the second rotating wheel; an enclosure guardrail is arranged at the middle position of the top end of the lifting support platform, a plurality of control buttons are arranged at the top end of one side of the front surface of the enclosure guardrail, and a tool box is arranged on the enclosure guardrail; one side of the tool box is provided with a plurality of hanging buckles matched with the enclosure fence, one side of the enclosure fence, which is far away from the control button, is provided with an instrument placing table, the side edge of the top end of the instrument placing table is provided with a barrier strip, the instrument placing table is of a rotatable structure, one side of the instrument placing table is matched and connected with the enclosure fence through a movable shaft I, and the instrument placing table is matched and connected with the side edge of the enclosure fence through a lifting connecting rod; a strip-shaped sliding chute matched with the lifting connecting rod is arranged on one side of the enclosure fence, a sliding block matched and connected with the bottom end of the lifting connecting rod is arranged inside the strip-shaped sliding chute, and the lifting connecting rod is respectively matched and connected with the instrument placing table and the sliding block through a movable shaft; a seat plate is arranged on one side inside the enclosure guardrail, one end of the seat plate is connected with the inner side wall of the enclosure guardrail in a three-phase matching mode through a movable shaft, and the two sides of the seat plate are respectively connected with the inner side wall of the enclosure guardrail in a matching mode through telescopic connecting rods; the falling buffer assembly is composed of a first limiting telescopic arm, a second limiting telescopic arm, a first buffer spring and a supporting transverse plate, wherein the first limiting telescopic arm and the second limiting telescopic arm are respectively composed of a limiting sleeve and a limiting telescopic rod, the first limiting telescopic arm and the second limiting telescopic arm are sleeved with the buffer spring, and the supporting transverse plate is located at the top ends of the first limiting telescopic arm and the second limiting telescopic arm and fixedly connected with the first limiting telescopic arm and the second limiting telescopic arm.

In the present case, the bottom that supports riser one and support riser both sides all is provided with respectively and supports slide bar assorted locking knob, and the intermediate position of supporting riser one and two both sides bottoms of support riser all is provided with the handle respectively.

In the present case, the supporting seat comprises clamping screw, movable screw, adjusting sleeve and supporting baseplate, clamping screw's top and support arm fixed connection, and movable screw cooperatees through adjusting sleeve and clamping screw and is connected, and supporting baseplate is located movable screw's bottom and with movable screw fixed connection.

In the scheme, two groups of rotating wheels II, movable limiting guide wheels, rotating wheels I and traction steel wire ropes which are positioned at two ends of the lifting supporting platform are respectively arranged.

In the present case, the inside of supporting baseplate is provided with steel sheet intermediate layer one and steel sheet intermediate layer two, and the both ends of steel sheet intermediate layer one and steel sheet intermediate layer two all are provided with respectively and support slide bar assorted mounting hole.

The invention has the beneficial effects that:

1. the supporting bottom plate of the device can be reinforced, and the device is prevented from being toppled when in construction, so that accidents are avoided.

2. Can carry out the bulk movement to the device, can carry out the two-stage to the device simultaneously and go up and down, go up and down steadily, when not using, can contract the device, the transportation of the device of being convenient for reduces the occupation to the space.

3. Be provided with the safety protection system, when the device takes place the emergency drop because some accidents, the cushioning effect that can play avoids the device to descend suddenly and causes serious striking and influence constructor's safety and cause the damage of device.

4. During construction, the tool and various instruments are convenient to place, so that the constructors can conveniently sit or stand to work, and the fatigue of the workers caused by long-time standing is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is one of the schematic structural views of a construction safety shield apparatus according to an embodiment of the present invention;

FIG. 2 is a second schematic structural view of a safety protection device for building construction according to an embodiment of the present invention;

FIG. 3 is a side view of a construction safety shield in accordance with an embodiment of the present invention;

FIG. 4 is a top view of a lifting support platform of a construction safety shield in accordance with an embodiment of the present invention;

FIG. 5 is a schematic view of a guardrail structure of a construction safety device according to an embodiment of the invention;

FIG. 6 is an enlarged view of a portion of FIG. 1 at A;

FIG. 7 is a schematic illustration of a support floor structure of a construction safety shield in accordance with an embodiment of the present invention;

FIG. 8 is a schematic illustration of a fall bumper assembly of a construction safety shield in accordance with an embodiment of the present invention;

figure 9 is a cross-sectional view of a support floor of a construction safety shield apparatus in accordance with an embodiment of the present invention.

In the figure:

1. a support base plate; 2. a universal wheel; 3. locking the pressing plate; 4. supporting the fixing piece; 5. a support arm; 6. A movable rotating shaft; 7. a supporting seat; 8. a fall arrest buffer assembly; 9. supporting the sliding rod; 10. a first supporting vertical plate; 11. a second supporting vertical plate; 12. a limiting chute; 13. a support shaft seat; 14. a rotating shaft; 15. a first rotating wheel; 16. lifting the support platform; 17. a groove; 18. a limiting slide block; 19. a motor; 20. a speed reducer; 21. a second rotating wheel; 22. a movable limit guide wheel; 23. a locking block; 24. a traction wire rope; 25. a guardrail is arranged; 26. a control button; 27. a tool box; 28. hanging and buckling; 29. an instrument placement table; 30. blocking strips; 31. a first movable shaft; 32. a lifting connecting rod; 33. a strip-shaped chute; 34. a slider; 35. a second movable shaft; 36. a controller; 37. a seat plate; 38. a third movable shaft; 39. a telescopic connecting rod; 40. fixing the screw rod; 41. a movable screw; 42. an adjusting sleeve; 43. a support base plate; 44. A first limiting telescopic arm; 45. a second limiting telescopic arm; 46. a first buffer spring; 47. supporting the transverse plate; 48. a limiting sleeve; 49. limiting the telescopic rod; 50. a first buffer spacer; 51. a second buffer gasket; 52. a second buffer spring; 53. locking the knob; 54. a handle; 55. a limiting enclosure; 56. a first steel plate interlayer; 57. a second steel plate interlayer; 58. mounting holes; 59. a telescopic arm; 60. a gear lever.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the invention, a building construction safety device is provided.

The first embodiment is as follows:

as shown in fig. 1 to 9, the building construction safety protection device according to the embodiment of the invention comprises a support base plate 1, universal wheels 2 are respectively arranged at four corners of the bottom end of the support base plate 1, locking press plates 3 are arranged on the universal wheels 2, support fixing members 4 fixedly connected with the support base plate 1 are respectively arranged at one end of four side edges of the support base plate 1, support arms 5 are arranged on the support fixing members 4, the support arms 5 are connected with the support fixing members 4 in a matching manner through movable rotating shafts 6, a support base 7 is arranged at the bottom of one end of each support arm 5 far away from the support fixing member 4, a falling buffer assembly 8 is arranged at the middle position of the top end of the support base plate 1, support slide bars 9 are respectively arranged at four corners of the top end of the support base plate 1, a support vertical plate 10 sleeved on the support slide bars 9 is arranged at one side of the top end of the support base plate 1, a second supporting vertical plate 11 sleeved on the supporting slide rod 9 is arranged on one side of the top end of the supporting bottom plate 1 far away from the first supporting vertical plate 10, two sides of the first supporting vertical plate 10 and the second supporting vertical plate 11 are respectively provided with a limiting slide groove 12, two ends of the top of the first supporting vertical plate 10 and the second supporting vertical plate 11 are respectively provided with a supporting shaft seat 13, a rotating shaft 14 positioned at the top of the first supporting vertical plate 10 and the second supporting vertical plate 11 is arranged between the supporting shaft seats 13, a first rotating wheel 15 fixedly connected with the rotating shaft 14 is sleeved at the middle position of the rotating shaft 14, a lifting supporting platform 16 is sleeved on the first supporting vertical plate 10 and the second supporting vertical plate 11, two ends of the lifting supporting platform 16 are respectively provided with a groove 17, and two ends inside the groove 17 are respectively provided with a limiting slide block 18 matched with the limiting slide groove 12, the bottom of the lifting support platform 16 is provided with a plurality of motors 19, the output shaft of each motor 19 is connected with a speed reducer 20, the output shaft of each speed reducer 20 is sleeved with a plurality of rotating wheel II 21 fixedly connected with the output shaft of the speed reducer 20, the middle positions of two sides of the bottom of the lifting support platform 16 are respectively provided with a movable limiting guide wheel 22, the middle positions of two sides of the top of the lifting support platform 16 are respectively provided with a locking block 23 fixedly connected with the lifting support platform 16, the locking block 23 is matched and connected with the rotating wheel I15, the rotating wheel II 21 and the movable limiting guide wheel 22 through a traction steel wire rope 24, one end of the traction steel wire rope 24 is fixedly connected with the locking block 23, the other end of the traction steel wire rope 24 is wound on the rotating wheel II 21, and the middle position of the top of the lifting support platform 16 is provided with a guardrail 25, the top end of one side of the front surface of the guardrail 25 is provided with a plurality of control buttons 26, one side of the guardrail 25 close to the control buttons 26 is provided with a tool box 27, one side of the tool box 27 is provided with a plurality of hanging buckles 28 matched with the guardrail 25, one side of the guardrail 25 far away from the control buttons 26 is provided with an instrument placing table 29, the side of the top end of the instrument placing table 29 is provided with a barrier strip 30, the instrument placing table 29 is of a rotatable structure, one side of the instrument placing table 29 is matched and connected with the guardrail 25 through a first movable shaft 31, the instrument placing table 29 is matched and connected with the side of the guardrail 25 through a lifting connecting rod 32, one side of the guardrail 25 is provided with a bar-shaped sliding groove 33 matched with the lifting connecting rod 32, the inside of the bar-shaped sliding groove 33 is provided with a sliding block 34 matched and connected with the bottom end of the lifting connecting rod 32, lifting link 32 with the instrument place the platform 29 with all match through two 35 of loose axles between the sliding block 34 and connect respectively, one side of enclosing the inside bottom of guardrail 25 is provided with controller 36, one side of enclosing guardrail 25 inside is provided with seat 37, seat 37 one end with cooperate through three 38 of loose axles between the inside wall of guardrail 25 and connect, seat 37 both sides with all cooperate through telescopic link 39 between the inside wall of guardrail 25 and connect respectively.

By means of the technical scheme, the supporting bottom plate of the device can be reinforced, and accidents caused by the fact that the device is toppled in construction are avoided; the lifting device can be moved integrally, can be lifted in two stages, is stable in lifting, can be contracted when not used, is convenient to transport and reduces the occupation of space; the safety protection system is arranged, so that when the device suddenly falls due to some accidents, the buffer effect can be achieved, and the safety of constructors and the damage of the device caused by serious impact due to sudden fall of the device are avoided; during construction, the tool and various instruments are convenient to place, so that the constructors can conveniently sit or stand to work, and the fatigue of the workers caused by long-time standing is avoided.

In one embodiment, the supporting seat 7 is composed of a fixed screw 40, a movable screw 41, an adjusting sleeve 42 and a supporting bottom plate 43, the top end of the fixed screw 40 is fixedly connected with the supporting arm 5, the movable screw 41 is in fit connection with the fixed screw 40 through the adjusting sleeve 42, the supporting bottom plate 43 is located at the bottom end of the movable screw 41 and is fixedly connected with the movable screw 41, and the supporting seat 7 composed of the fixed screw 40, the movable screw 41, the adjusting sleeve 42 and the supporting bottom plate 43 can be used for adjusting the supporting seat 7, so that the supporting seat 7 is in close contact with the ground, and the safety and stability of the device are improved.

In one embodiment, the falling buffer assembly 8 is composed of a first limit telescopic arm 44, a second limit telescopic arm 45, a first buffer spring 46 and a supporting transverse plate 47, the first limit telescopic arm 44 and the second limit telescopic arm 45 are respectively composed of a limit sleeve 48 and a limit telescopic rod 49, the first buffer spring 46 is sleeved on the first limit telescopic arm 44 and the second limit telescopic arm 45, the supporting transverse plate 47 is located at the top ends of the first limit telescopic arm 44 and the second limit telescopic arm 45 and is fixedly connected with the first limit telescopic arm 44 and the second limit telescopic arm 45, and the falling buffer assembly 8 composed of the first limit telescopic arm 44, the second limit telescopic arm 45, the first buffer spring 46 and the supporting transverse plate 47 can protect devices of construction personnel when falling, so that accidents are avoided.

In one embodiment, a first buffer pad 50 is disposed at the bottom end of the supporting bottom plate 43, a second buffer pad 51 is disposed at the top end of the supporting horizontal plate 47, and the first buffer pad 50 and the second buffer pad 51 can play a role in buffering, so that damage to the ground is avoided, and damage to the lifting platform can also be avoided.

In one embodiment, a second buffer spring 52 is sleeved at the bottom end of the support sliding rod 9, a non-connection structure is arranged between the second buffer spring 52 and the support base plate 1, and the second buffer spring 52 can further improve the buffering effect, so that safety protection is realized.

In one embodiment, the bottom ends of the side edges of the first supporting vertical plate 10 and the second supporting vertical plate 11 are respectively provided with a locking knob 53 matched with the supporting slide rod 9, the middle positions of the bottom ends of the two sides of the first supporting vertical plate 10 and the second supporting vertical plate 11 are respectively provided with a handle 54, the first supporting vertical plate 10 and the second supporting vertical plate 11 can be locked through the locking knobs 53, and the first supporting vertical plate 10 and the second supporting vertical plate 11 are prevented from falling.

In one embodiment, the top end of the lifting support platform 16 is provided with a limiting enclosure 55 matched with the enclosure fence 25, and the enclosure fence 25 can be limited through the limiting enclosure 55.

In one embodiment, two sets of the second rotating wheel 21, the movable limiting guide wheel 22, the first rotating wheel 15 and the traction steel wire rope 24 are respectively arranged at two ends of the lifting support platform 16, and by arranging the two sets of the second rotating wheel 21, the movable limiting guide wheel 22, the first rotating wheel 15 and the traction steel wire rope 24, double protection can be realized, and when a certain set fails, safety protection can be realized to avoid the possibility of falling of the device.

In one embodiment, a first steel plate interlayer 56 and a second steel plate interlayer 57 are arranged inside the supporting base plate 1, mounting holes 58 matched with the supporting slide rods 9 are respectively formed in two ends of the first steel plate interlayer 56 and the second steel plate interlayer 57, and the supporting slide rods 9 can be reinforced through the first steel plate interlayer 56 and the second steel plate interlayer 57, so that the supporting slide rods 9 are prevented from toppling.

In one embodiment, the four corners inside the guardrail 25 are respectively provided with a telescopic arm 59, the top end of the telescopic arm 59 is provided with a blocking rod 60, and the constructors can be protected while standing for work through the telescopic arm 59 and the blocking rod 60.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the device is moved to a designated place, the supporting arm 5 is unfolded, the adjusting sleeve 42 is adjusted, the supporting base plate 43 is in close contact with the ground, the overall stability of the device is further improved, the handle 54 is pushed by hand, the supporting upright plate I10 and the supporting upright plate II 11 are enabled to slide relative to the supporting slide rod 9, the supporting upright plate I10 and the supporting upright plate II 11 are pushed to the top, the supporting upright plate I10 and the supporting upright plate II 11 are locked and fixed through the locking knob 53 to avoid falling, then a constructor climbs into the top end of the lifting supporting platform 16 and is positioned inside the guardrail 25, then the control button 26 is pressed to control the rotation of the motor 19, the motor 19 drives the speed reducer 20 to rotate, the rotating wheel II 21 is driven to rotate, the traction steel wire rope 24 is retracted while the rotating wheel II 21 rotates, and under the action of the rotating wheel I15, make the wire rope 24 that draws stimulate lift supporting platform 16, realize lift supporting platform 16's rising, it can to rise to loosen control button 26 behind the appointed height, in addition, can hang tool holder 27 in the side of enclosing guardrail 25 through hanging knot 28, then place the instrument in tool holder 27's inside can, be convenient for get the putting of instrument, when preventing needing computer or other instruments, place platform 29 with the instrument and put flat, place computer or instrument above can, when needs sit the operation, place seat 37 flat can, in addition, when the device is because certain trouble takes place the weight suddenly, can play better cushioning effect through falling buffer assembly 8 and two 52 of buffer spring, avoid causing the staff to be injured, also reduce the possibility that the device damaged simultaneously.

In conclusion, by means of the technical scheme, the supporting bottom plate of the device can be reinforced, and accidents caused by the fact that the device is toppled in construction are avoided; the lifting device can be moved integrally, can be lifted in two stages, is stable in lifting, can be contracted when not used, is convenient to transport and reduces the occupation of space; the safety protection system is arranged, so that when the device suddenly falls due to some accidents, the buffer effect can be achieved, and the safety of constructors and the damage of the device caused by serious impact due to sudden fall of the device are avoided; during construction, the tool and various instruments are convenient to place, so that the constructors can conveniently sit or stand to work, and the fatigue of the workers caused by long-time standing is avoided.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed," and the like are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A building construction safety protection device is characterized by comprising a first supporting base plate (1), universal wheels (2) are respectively arranged at four corners of the bottom end of the first supporting base plate (1), locking pressing plates (3) are arranged on the universal wheels (2), supporting fixing pieces (4) fixedly connected with the first supporting base plate (1) are respectively arranged at one ends of four side edges of the first supporting base plate (1), supporting arms (5) are arranged on the supporting fixing pieces (4), the supporting arms (5) are matched and connected with the supporting fixing pieces (4) through movable rotating shafts (6), a supporting base (7) is arranged at the bottom of one end, away from the supporting fixing pieces (4), of each supporting arm (5), a falling buffer assembly (8) is arranged at the top end of the first supporting base plate (1), supporting slide rods (9) are respectively arranged at four corners of the top end of the first supporting base plate (1), a first supporting vertical plate (10) sleeved on the supporting slide rod (9) is arranged on one side of the top end of the first supporting bottom plate (1), and a second supporting vertical plate (11) sleeved on the supporting slide rod (9) is arranged on the top end of the first supporting bottom plate (1); limiting sliding grooves (12) are respectively formed in two sides of the first supporting vertical plate (10) and the second supporting vertical plate (11), supporting shaft seats (13) are respectively arranged at two ends of the top of the first supporting vertical plate (10) and the top of the second supporting vertical plate (11), and a rotating shaft (14) is arranged between the supporting shaft seats (13); a first rotating wheel (15) fixedly connected with the rotating shaft (14) is sleeved at the middle position of the rotating shaft (14), a lifting supporting platform (16) is sleeved on the first supporting vertical plate (10) and the second supporting vertical plate (11), grooves (17) are respectively formed in two ends of the lifting supporting platform (16), and limiting sliding blocks (18) matched with the limiting sliding grooves (12) are respectively arranged at two ends inside the grooves (17); a plurality of motors (19) are arranged at the bottom end of the lifting supporting platform (16), output shafts of the motors (19) are connected with a speed reducer (20), and a plurality of rotating wheels (21) fixedly connected with the output shaft of the speed reducer (20) are sleeved on the output shaft of the speed reducer (20); two sides of the bottom end of the lifting support platform (16) are respectively provided with a movable limiting guide wheel (22), and two sides of the top end of the lifting support platform (16) are respectively provided with a locking block (23) fixedly connected with the lifting support platform (16); the locking block (23) is connected with the first rotating wheel (15), the second rotating wheel (21) and the movable limiting guide wheel (22) in a matched mode through a traction steel wire rope (24), one end of the traction steel wire rope (24) is fixedly connected with the locking block (23), and the other end of the traction steel wire rope (24) is wound on the second rotating wheel (21); an enclosure guardrail (25) is arranged in the middle of the top end of the lifting support platform (16), a plurality of control buttons (26) are arranged at the top end of one side of the front surface of the enclosure guardrail (25), and a tool box (27) is arranged on the enclosure guardrail (25); a plurality of hanging buckles (28) matched with the guardrail (25) are arranged on one side of the tool box (27), an instrument placing table (29) is arranged on one side, away from the control button (26), of the guardrail (25), a blocking strip (30) is arranged on the side edge of the top end of the instrument placing table (29), the instrument placing table (29) is of a rotatable structure, one side of the instrument placing table (29) is matched and connected with the guardrail (25) through a first movable shaft (31), and the instrument placing table (29) is matched and connected with the side edge of the guardrail (25) through a lifting connecting rod (32); a strip-shaped sliding groove (33) matched with the lifting connecting rod (32) is formed in one side of the guardrail (25), a sliding block (34) matched and connected with the bottom end of the lifting connecting rod (32) is arranged inside the strip-shaped sliding groove (33), and the lifting connecting rod (32), the instrument placing table (29) and the sliding block (34) are respectively matched and connected through a second movable shaft (35); a seat plate (37) is arranged on one side inside the enclosure fence (25), one end of the seat plate (37) is connected with the inner side wall of the enclosure fence (25) in a matched mode through a movable shaft III (38), and two sides of the seat plate (37) are connected with the inner side wall of the enclosure fence (25) in a matched mode through telescopic connecting rods (39); the falling buffer assembly (8) is composed of a first limiting telescopic arm (44), a second limiting telescopic arm (45), a first buffer spring (46) and a supporting transverse plate (47), the first limiting telescopic arm (44) and the second limiting telescopic arm (45) are respectively composed of a limiting sleeve (48) and a limiting telescopic rod (49), the first buffer spring (46) is sleeved on the first limiting telescopic arm (44) and the second limiting telescopic arm (45), the supporting transverse plate (47) is located at the top ends of the first limiting telescopic arm (44) and the second limiting telescopic arm (45) and fixedly connected with the first limiting telescopic arm (44) and the second limiting telescopic arm (45), locking knobs (53) matched with the supporting sliding rods (9) are respectively arranged at the bottom ends of the side edges of the first supporting vertical plate (10) and the second supporting vertical plate (11), and the middle positions of the bottom ends of the first supporting vertical plate (10) and the second supporting vertical plate (11) are respectively and respectively provided with the bottom ends of the two sides of the vertical plate (9), and the first supporting vertical plate (10) and the second supporting vertical plate (11) are respectively and respectively The lifting support platform is provided with handles (54), and two groups of rotating wheels II (21), the movable limiting guide wheels (22), the rotating wheels I (15) and the traction steel wire ropes (24) which are positioned at two ends of the lifting support platform (16) are respectively arranged;

when the lifting support platform is used, the support arm (5) is unfolded, the support base (7) is in close contact with the ground, the first supporting vertical plate (10) and the second supporting vertical plate (11) are pushed to the top, then the first supporting vertical plate (10) and the second supporting vertical plate (11) are locked and fixed through the locking knob (53), then a constructor climbs into the top end of the lifting support platform (16) and is positioned inside the enclosure guardrail (25), then the control button (26) is pressed to control the rotation of the motor (19), the motor (19) drives the speed reducer (20) to rotate, further the second rotating wheel (21) is driven to rotate, the traction steel wire rope (24) is contracted when the second rotating wheel (21) rotates, the traction steel wire rope (24) is used for pulling the lifting support platform (16), the lifting support platform (16) is lifted, and the control button (26) is loosened after the lifting support platform is lifted to a designated height, in addition, hang tool holder (27) in the side of enclosing guardrail (25) through hanging knot (28), then place the instrument in the inside of tool holder (27) can, be convenient for get in and put down the instrument, when needing computer or other instruments, place the instrument and place platform (29) and set level, place computer or instrument on it can, when needs sit the operation, set level seat board (37) can, when the device in addition when falling down suddenly because some trouble takes place, play the buffering through falling buffer unit (8) and buffer spring two (52).

2. The building construction safety protection device according to claim 1, wherein the supporting seat (7) is composed of a fixed screw (40), a movable screw (41), an adjusting sleeve (42) and a second supporting base plate (43), the top end of the fixed screw (40) is fixedly connected with the supporting arm (5), the movable screw (41) is matched and connected with the fixed screw (40) through the adjusting sleeve (42), and the second supporting base plate (43) is located at the bottom end of the movable screw (41) and is fixedly connected with the movable screw (41).

3. The building construction safety protection device according to claim 1, wherein a first steel plate interlayer (56) and a second steel plate interlayer (57) are arranged inside the first supporting base plate (1), and mounting holes (58) matched with the supporting sliding rods (9) are respectively formed in two ends of the first steel plate interlayer (56) and the second steel plate interlayer (57).