CN114837391A

CN114837391A - Peripheral construction supporting table of safety protection's building

Info

Publication number: CN114837391A
Application number: CN202210388842.3A
Authority: CN
Inventors: 陈建稳
Original assignee: Individual
Current assignee: Nanjing Traffic Engineering Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-08-02
Anticipated expiration: 2042-04-14
Also published as: CN114837391B

Abstract

The invention relates to a construction support table, in particular to a safety protection building periphery construction support table. The invention aims to provide a high-stability safe-protection building periphery construction support table. The invention provides a building peripheral construction support table with safety protection, which comprises a support plate, moving wheels, a lifting frame, lifting assemblies and the like, wherein the moving wheels are rotatably arranged on the front side and the rear side of the left side and the right side of the lower part of the support plate, the lifting assemblies for driving workers to move upwards are arranged on the top of the support plate, and the lifting frames are rotatably arranged on the lifting assemblies. According to the invention, the double-shaft motor is used as a driving force, the first sliding rod can be driven to move towards the inner side, so that the platform can be driven to drive a worker to move upwards to a proper height, meanwhile, the first sliding rod can extrude the pressing block to move towards the inner side, so that the anti-skid pad can move downwards to be in contact with the ground, the whole device is prevented from moving, and the stability is high.

Description

Peripheral construction supporting table of safety protection's building

Technical Field

The invention relates to a construction support table, in particular to a safety protection building periphery construction support table.

Background

At present, when a worker constructs a higher place of an outer wall or a floor, the worker generally needs to use a construction supporting table, so that the worker can conveniently move up and down to work.

Patent application CN208870367U, published as 20190517, discloses an anti-falling construction support table for building wall construction, which comprises an upper layer structure, a lower layer structure and a lifting structure, wherein the upper layer structure is fixedly arranged above the lifting structure, and the lower layer structure is fixedly arranged below the lifting structure; the upper layer structure comprises a supporting seat, a coaming, a door plate and a hinge; the lower layer structure comprises a base, a first rotating shaft and universal wheels; the lifting structure comprises a supporting column and a second rotating motor, a lifting rod penetrates through the supporting column, and the second rotating motor is fixedly arranged on the top end of the base. The inside through first toper tooth, the inside of second toper tooth and the surface of lifter all are provided with the screw thread, can make the lifter spiral along the screw thread when the support column is inside to reciprocate, can not cause the condition of emergency drop, have also prevented emergent fast decline and the accident of falling that causes, improve the security, are applicable to the production and the use in construction safety field, have good development prospect. Although the above-mentioned patent can make things convenient for workman's construction, it removes behind the assigned position, is through rotating the fixing base to the contact with ground and realizes stably, like this, whole device is not too stable when using, takes place to remove very easily.

In summary, there is a need for a high-stability safety protection support for building periphery construction, which is used to solve the above problems.

Disclosure of Invention

In order to overcome the defects that the existing construction support table is generally unstable and is easy to move when in use, the invention aims to provide a high-stability safe protection building periphery construction support table.

The invention is realized by the following technical approaches: a safe and protective building peripheral construction supporting table comprises a supporting plate, moving wheels, a lifting frame, a lifting assembly, a driving assembly, a protective assembly and a movement-preventing assembly, wherein the moving wheels are rotatably arranged on the front side and the rear side of the left side and the right side of the lower portion of the supporting plate, the lifting assembly for driving workers to move upwards is arranged at the top of the supporting plate, the lifting frame is rotatably arranged on the lifting assembly, the driving assembly for driving the lifting assembly to work is arranged at the top of the supporting plate, the protective assembly for protecting the workers is arranged on the lifting assembly, the movement-preventing assembly for improving the stability is arranged at the bottom of the supporting plate, the protective assembly comprises a platform, a guardrail, a first rotating shaft and a rotating door frame, the platform is positioned right above the supporting plate, the guardrail is arranged at the top of the platform, the first rotating shaft is symmetrically and rotatably arranged on the front side and the rear side of the guardrail, and the rotating door frame is arranged on the first rotating shaft, the rotating door frames are in contact with each other.

Optionally, the lifting subassembly is including the spout pole, first guide bar, sliding block and pulley, both sides all are equipped with the spout pole around the backup pad top and the front and back both sides of platform bottom, the quantity of spout pole is four, the inboard of spout pole all is equipped with first guide bar, the equal slidingtype in the left and right sides of first guide bar is equipped with the sliding block, the sliding block all is connected with adjacent spout pole slidingtype, the crane rotary type is installed between the inboard of eight sliding blocks, the equal rotary type in the outside of sliding block is equipped with the pulley, the pulley all rolls in adjacent spout pole.

Optionally, drive assembly is including double-shaft motor, first fixed block, lead screw and first slide bar, be equipped with double-shaft motor in the middle of the top of backup pad, the left and right sides middle part of backup pad all is equipped with first fixed block, all be equipped with the lead screw on the output shaft of the double-shaft motor left and right sides, the outside of lead screw all is connected with adjacent first fixed block rotary type, all be equipped with first slide bar between two sliding blocks that correspond around the downside, the quantity of first slide bar is two, first slide bar middle part all is connected with adjacent lead screw thread formula, first slide bar all slides between two slotted link of downside.

Optionally, the anti-moving assembly comprises a first support rod, a sliding rod, a first spring, eight support rods, a second support rod, a pressing block and a second spring, wherein two first support rods are symmetrically arranged on the front side and the rear side of the bottom of the support plate in a bilateral mode, the sliding rod is slidably arranged between the upper portions of the four first support rods on the same side, the number of the sliding rods is two, the first spring is wound on the first support rod, two ends of the first spring are respectively connected with the first support rod and the sliding rod, the bottom of the sliding rod is provided with the support block, two second support rods are arranged on the front side and the rear side of the upper portion of the support plate in a sliding mode, the pressing block is symmetrically arranged between the two second support rods on the same side in a bilateral mode, the bottom of the pressing block is in contact with the adjacent sliding rod, the pressing block is in contact with the adjacent first sliding rod, and the second spring is wound on the left side and the right side of the second support rod, the two ends of the second spring are respectively connected with the second supporting rod and the pressing block.

Optionally, the rotary door frame further comprises a locking assembly for limiting the rotary door frame, the locking assembly comprises second guide rods, second slide rods, third springs, third support rods, wedge-shaped rods, fourth springs and clamping rods, the front side and the rear side of the right side of the bottom of the platform are respectively provided with the two second guide rods, the number of the second guide rods is four, the second slide rods are arranged between the two adjacent second guide rods in a sliding manner and are in contact with the adjacent slide blocks, the second guide rods are respectively wound with the third springs, the two ends of each third spring are respectively connected with the second guide rods and the second slide rods, the middle part of the right side of the bottom of the platform is provided with the four third support rods at intervals, the wedge-shaped rods are arranged between the two corresponding left and right third support rods in a sliding manner and are in contact with the adjacent wedge-shaped rods, the lower parts of the third support rods are respectively wound with the fourth springs, and the two ends of each fourth spring are respectively connected with the third support rods and the wedge-shaped rods, the top right side of wedge pole all is equipped with two kellies, and the kellies all is connected with adjacent platform slidingtype, and the kellies up the motion can block rotatory door frame.

Optionally, the guardrail positioning device further comprises a placing assembly for placing tools, the placing assembly comprises a second fixed block, a second rotating shaft, limiting blocks and a placing plate, the two second fixed blocks are arranged at the middle of the rear side of the guardrail at intervals, the second rotating shaft is arranged between the front portions of the second fixed blocks in a rotating mode, the limiting blocks are arranged on the left side and the right side of the rear side of the second rotating shaft, the limiting blocks are in contact with the adjacent second fixed blocks, and the placing plate is arranged on the second rotating shaft.

Optionally, the bottom of each of the supporting blocks is provided with a non-slip mat.

Optionally, the rear side of the resting plate is provided with a rubber pad.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the double-shaft motor is used as a driving force, the first sliding rod can be driven to move towards the inner side, so that the platform can be driven to drive a worker to move upwards to a proper height, meanwhile, the first sliding rod can extrude the pressing block to move towards the inner side, so that the anti-skid pad can move downwards to be in contact with the ground, the whole device is prevented from moving, and the stability is high.

2. When the sliding block moves towards the inner side, the sliding block on the upper side can extrude the second sliding rod to move towards the inner side, so that the clamping rod can be driven to move upwards, the clamping rod can clamp the rotating door frame, the rotating door frame is prevented from being automatically opened, and the safety is improved.

3. The placing plate can rotate forwards by 90 degrees to be in a horizontal state, and workers can place tools on the top of the placing plate at the moment, so that the tools are convenient to take.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Figure 2 is a schematic diagram of the structure of the lift assembly of the present invention.

Fig. 3 is a schematic structural diagram of the driving assembly of the present invention.

Fig. 4 is a schematic structural view of the shield assembly of the present invention.

Fig. 5 is a schematic structural view of the anti-motion assembly of the present invention.

Fig. 6 is a schematic structural view of the locking assembly of the present invention.

Fig. 7 is a partial schematic view of the locking assembly of the present invention.

Fig. 8 is a schematic structural view of the placement module of the present invention.

Fig. 9 is a partial structural view of the placement module of the present invention.

The meaning of the reference symbols in the figures: 1: support plate, 2: moving wheel, 3: crane, 5: lifting assembly, 501: runner bar, 502: first guide bar, 503: slider, 504: pulley, 6: drive assembly, 601: two-shaft motor, 602: first fixed block, 603: screw rod, 604: first slide bar, 7: a shield assembly, 701: platform, 702: guardrail, 703: first rotation axis, 704: rotating door frame, 8: anti-motion assembly, 801: first support bar, 802: slide bar, 803: first spring, 804: support block, 805: second support bar, 806: pressing block, 807: second spring, 9: locking assembly, 901: second guide bar, 902: second slide bar, 903: third spring, 904: third support bar, 905: wedge bar, 906: fourth spring, 907: jamming rod, 10: placement assembly, 1001: second fixed block, 1002: second rotation axis, 1003: a limiting block, 1004: placing the plate.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.

Example 1

A building periphery construction supporting table with safety protection is disclosed, referring to fig. 1-5, comprising a supporting plate 1, moving wheels 2, a lifting frame 3, a lifting assembly 5, a driving assembly 6, a protection assembly 7 and a movement-preventing assembly 8, wherein the front side and the rear side of the left side and the right side of the lower part of the supporting plate 1 are respectively provided with the moving wheels 2 in a rotating mode, the top of the supporting plate 1 is provided with the lifting assembly 5, the lifting frame 3 is arranged on the lifting assembly 5 in a rotating mode, the top of the supporting plate 1 is provided with the driving assembly 6, the lifting assembly 5 is provided with the protection assembly 7, the bottom of the supporting plate 1 is provided with the movement-preventing assembly 8, the protection assembly 7 comprises a platform 701, a guardrail 702, a first rotating shaft 703 and a rotating door frame 704, the platform 701 is positioned right above the supporting plate 1, a worker can stand at the top of the platform 701, when the lifting frame 3 is extended, the platform 701 can be driven to move upwards, so that the worker can be driven to a proper height, platform 701's top is equipped with guardrail 702, and guardrail 702 is used for protecting the workman, avoids the workman to drop to ground, and guardrail 702's right side longitudinal symmetry rotary type is equipped with first rotation axis 703, all is equipped with rotatory door frame 704 on the first rotation axis 703, and rotatory door frame 704 contacts each other.

Referring to fig. 1 and 2, the lifting assembly 5 comprises sliding groove rods 501, first guide rods 502, sliding blocks 503 and pulleys 504, the sliding groove rods 501 are arranged on the front and back sides of the top of the support plate 1 and the front and back sides of the bottom of the platform 701, the number of the sliding groove rods 501 is four, the first guide rods 502 are welded on the inner sides of the sliding groove rods 501, the sliding blocks 503 are arranged on the left and right sides of the first guide rods 502 in a sliding manner, the sliding blocks 503 are connected with the adjacent sliding groove rods 501 in a sliding manner, the lifting frame 3 is rotatably installed between the inner sides of the eight sliding blocks 503, the lifting frame 3 can be driven to extend by the inward movement of the sliding blocks 503, so that a worker can be driven to move upwards to a proper height, the pulleys 504 are arranged on the outer sides of the sliding blocks 503 in a rotating manner, and the pulleys 504 all roll in the adjacent sliding groove rods 501.

Referring to fig. 1 and 3, the driving assembly 6 includes a dual-axis motor 601, a first fixed block 602, a lead screw 603 and a first sliding rod 604, the dual-axis motor 601 is bolted to the middle of the top of the supporting plate 1, the first fixed block 602 is welded to the middle of the left and right sides of the supporting plate 1, the lead screw 603 is arranged on the output shaft of the left and right sides of the dual-axis motor 601, the outer side of the lead screw 603 is rotatably connected with the adjacent first fixed block 602, a first sliding rod 604 is arranged between two sliding blocks 503 corresponding to the front and back of the lower side, the number of the first sliding rods 604 is two, the middle of the first sliding rod 604 is in threaded connection with the adjacent lead screw 603, the first sliding rod 604 slides between the two sliding groove rods 501 of the lower side, and the dual-axis motor 601 is started, so that the first sliding rod 604 and the sliding block 503 can be driven to move inwards.

Referring to fig. 1 and 5, the anti-motion assembly 8 includes a first support rod 801, a sliding rod 802, a first spring 803, a support block 804, a second support rod 805, a pressing block 806, and a second spring 807, wherein two first support rods 801 are symmetrically welded on the front and rear sides of the bottom of the support plate 1, the number of the first support rods 801 is eight, the sliding rods 802 are slidably disposed between the upper portions of the four first support rods 801 on the same side, the number of the sliding rods 802 is two, the first spring 803 is wound on each first support rod 801, the two ends of each first spring 803 are respectively connected with the first support rod 801 and the sliding rod 802, the bottom of each sliding rod 802 is provided with the support block 804, the bottom of each support block 804 is provided with an anti-slip pad, when the support block 804 moves downward, the anti-slip pad can be driven to move downward to contact with the ground, so as to improve the stability of the device, the two second support rods 805 are welded on the front and rear sides of the upper portion of the support plate 1, the two second support bars 805 on the same side are symmetrically provided with pressing blocks 806 in a left-right sliding manner, the bottoms of the pressing blocks 806 are in contact with the adjacent sliding bars 802, the pressing blocks 806 are in contact with the adjacent first sliding bars 604, the left side and the right side of each second support bar 805 are wound with second springs 807, and two ends of each second spring 807 are respectively connected with the corresponding second support bar 805 and the corresponding pressing block 806.

When a worker needs to use the device, the device is firstly pushed to a designated position, the moving wheel 2 can roll on the ground to assist the movement of the device, then the rotating door frame 704 is rotated to be opened towards the outer side, at the moment, the worker can stand on the top of the platform 701 and then rotate the rotating door frame 704 to be closed towards the inner side, then the double-shaft motor 601 is started to control the output shaft of the double-shaft motor 601 to rotate forwards to drive the lead screw 603 to rotate forwards so as to drive the first sliding rod 604 to move towards the inner side, the first sliding rod 604 drives the sliding block 503 and the pulley 504 at the lower side to move towards the inner side so as to drive the lifting frame 3 to extend, the lifting frame 3 drives the sliding block 503 and the pulley 504 at the upper side to move towards the inner side, the lifting frame 3 can drive the platform 701 to move upwards so as to drive the worker to move upwards, meanwhile, the first sliding rod 604 can drive the pressing block 806 to move towards the inner side, the second spring 807 is compressed, the sliding block 806 can extrude the sliding rod 802 to move downwards, the first spring 803 is compressed, the sliding rod 802 drives the support block 804 and the anti-slip pad to move downwards to make the anti-slip pad contact with the ground, thereby jacking up the whole device, separating the moving wheel 2 from the ground, thus avoiding the device from moving randomly, when a worker reaches a proper height, the double-shaft motor 601 is turned off, the worker can complete the construction of the periphery of the building, the guardrail 702 can protect the worker to prevent the worker from falling to the ground, after the construction is completed, the double-shaft motor 601 is started, the output shaft of the double-shaft motor 601 is controlled to rotate reversely to drive the screw 603 to rotate reversely, thereby driving the first sliding rod 604 to move outwards and reset, the first sliding rod 604 drives the sliding block 503 and the pulley 504 at the lower side to move outwards and reset, thereby driving the crane 3 to retract, the crane 3 drives the sliding block 503 and the pulley 504 at the upper side to move outwards and reset, the crane 3 can drive the platform 701 to move downwards and reset, thereby it resets to drive the workman to move down, simultaneously, first slide bar 604 can separate with pressing block 806, second spring 807 reconversion, it resets to drive pressing block 806 and move to the outside, pressing block 806 can loosen slide bar 802, first spring 803 reconversion, drive slide bar 802 and prop up piece 804 and move up and reset, this moment whole device can be relative down-motion, make removal wheel 2 contact with ground again, the slipmat separates with ground, after platform 701 resets completely, close biaxial motor 601, then open rotatory door frame 704 rotates to the outside, the workman can leave the top of platform 701, at last rotate rotatory door frame 704 to the inboard and close, it can with the device again to push away.

Example 2

On the basis of embodiment 1, referring to fig. 1, 6 and 7, the locking device 9 further includes a locking assembly 9, the locking assembly 9 includes a second guide bar 901, a second slide bar 902, a third spring 903, a third support bar 904, wedge bars 905, a fourth spring 906 and a clamping bar 907, two second guide bars 901 are respectively disposed on the front side and the rear side of the right side of the bottom of the platform 701, the number of the second guide bars 901 is four, a second slide bar 902 is slidably disposed between the two adjacent second guide bars 901, the second slide bar 902 is in contact with the adjacent slide block 503, the third spring 903 is wound on the second guide bar 901, two ends of the third spring 903 are respectively connected with the second guide bar 901 and the second slide bar 902, four third support bars 904 are welded at intervals in the right middle of the bottom of the platform 701, a slidable wedge bar 905 is disposed between the two corresponding left and right third support bars 904, the second slide bars 902 are in contact with the adjacent wedge bars 905, the lower part of third bracing piece 904 all has around fourth spring 906, and the both ends of fourth spring 906 are connected with third bracing piece 904 and wedge pole 905 respectively, and the top right side of wedge pole 905 all is equipped with two kellies 907, and kellies 907 all is connected with adjacent platform 701 sliding type, and kellies 907 up the motion and can block rotatory door frame 704 to can carry on spacingly to rotatory door frame 704.

When the upper sliding block 503 moves inward, the upper sliding block 503 will press the second sliding rod 902 to move inward, the third spring 903 is compressed, the second sliding rod 902 will press the wedge bar 905 to move upward, the fourth spring 906 is extended, the wedge bar 905 will drive the clamping bar 907 to move upward, so that the clamping bar 907 clamps the rotating doorframe 704, thereby the rotating doorframe 704 can be limited, the rotating doorframe 704 is prevented from being opened automatically, the safety is improved, when the upper sliding block 503 moves outward to reset, the upper sliding block 503 will release the second sliding rod 902, the third spring 903 will restore to the original state, the second sliding rod 902 will be driven to move outward to reset, at this time, the second sliding rod 902 will release the wedge bar 905, the fourth spring 906 will restore to the original state, the wedge bar 905 and the clamping bar 907 will move downward to reset, so that the clamping bar 907 releases the rotating doorframe 704, then a worker can rotate the rotating doorframe 704 to open outward, then leave the top of the platform 701, and finally turn the rotating door frame 704 inward to close.

Referring to fig. 1, 8 and 9, the placement device 10 further comprises a placement assembly 10, the placement assembly 10 comprises a second fixing block 1001, a second rotating shaft 1002, a limiting block 1003 and a placement plate 1004, two second fixing blocks 1001 are welded to the middle of the rear side of the guardrail 702 at intervals, the second rotating shaft 1002 is rotatably arranged between the front portions of the second fixing blocks 1001, the limiting blocks 1003 are welded to the left side and the right side of the rear side of the second rotating shaft 1002, the limiting blocks 1003 are in contact with the adjacent second fixing blocks 1001, the placement plate 1004 is arranged on the second rotating shaft 1002, rubber pads are arranged on the rear side of the placement plate 1004, and when a worker places some tools on the top of the placement plate 1004, the tools can be prevented from rolling.

When the workman is accomplishing building outlying construction, can be with placing board 1004 and rotate 90 degrees forward, drive second rotation axis 1002 and stopper 1003 and rotate 90 degrees, second fixed block 1001 can block stopper 1003, thereby can be spacing to placing board 1004, place board 1004 this moment and be in the horizontality, the workman can place some instruments at placing board 1004 top, conveniently take, after the construction is accomplished, take the instrument away totally, will place board 1004 and rotate 90 degrees backward and reset, drive second rotation axis 1002 and stopper 1003 reversal 90 degrees and reset.

While the disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Accordingly, the scope of the present disclosure should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.

Claims

1. The utility model provides a peripheral construction supporting bench of safety protection's building, a serial communication port, including backup pad (1), remove wheel (2), crane (3), lifting subassembly (5), drive assembly (6), protection component (7) and prevent moving subassembly (8), the equal rotary type in both sides is equipped with and removes wheel (2) around backup pad (1) lower part left and right sides, the top of backup pad (1) is equipped with lifting subassembly (5) that are used for driving workman up-motion, the rotary type is equipped with crane (3) on lifting subassembly (5), the top of backup pad (1) is equipped with drive assembly (6) that are used for driving lifting subassembly (5) work, be equipped with on lifting subassembly (5) and be used for protecting workman's protection component (7), the bottom of backup pad (1) is equipped with prevents moving subassembly (8) that are used for improving stability, protection component (7) are including platform (701), Guardrail (702), first rotation axis (703) and rotatory door frame (704), platform (701) are located backup pad (1) directly over, and the top of platform (701) is equipped with guardrail (702), and the right side front and back symmetry rotary type of guardrail (702) is equipped with first rotation axis (703), all is equipped with rotatory door frame (704) on first rotation axis (703), and rotatory door frame (704) contact each other.

2. A safety protected building envelope construction support bench as claimed in claim 1, wherein the lifting assembly (5) comprises a runner bar (501), a first guide bar (502), sliding block (503) and pulley (504), both sides all are equipped with slotted rod (501) around the backup pad (1) top and the front and back both sides of platform (701) bottom, the quantity of slotted rod (501) is four, the inboard upper portion of slotted rod (501) all is equipped with first guide bar (502), the left and right sides of first guide bar (502) all slidingtype is equipped with sliding block (503), sliding block (503) all with adjacent slotted rod (501) sliding type connection, crane (3) rotary type is installed between the inboard of eight sliding blocks (503), the equal rotary type in outside of sliding block (503) is equipped with pulley (504), pulley (504) all roll in adjacent slotted rod (501).

3. A safety-protected construction periphery support platform as claimed in claim 2, wherein the driving assembly (6) comprises a two-shaft motor (601), a first fixing block (602), the novel sliding block structure comprises a screw rod (603) and a first sliding rod (604), a double-shaft motor (601) is arranged in the middle of the top of a supporting plate (1), first fixing blocks (602) are arranged in the middle of the left side and the right side of the supporting plate (1), the screw rod (603) is arranged on output shafts of the left side and the right side of the double-shaft motor (601), the outer side of the screw rod (603) is rotatably connected with the adjacent first fixing blocks (602), a first sliding rod (604) is arranged between two sliding blocks (503) corresponding to the front side and the rear side of the lower side, the number of the first sliding rods (604) is two, the middle of each first sliding rod (604) is in threaded connection with the adjacent screw rod (603), and the first sliding rods (604) all slide between the two sliding groove rods (501) on the lower side.

4. The construction supporting table for the building periphery with safety protection as claimed in claim 3, wherein the movement prevention assembly (8) comprises a first supporting rod (801), a sliding rod (802), a first spring (803), a supporting block (804), a second supporting rod (805), a pressing block (806) and a second spring (807), two first supporting rods (801) are symmetrically arranged on the front side and the rear side of the bottom of the supporting plate (1) in a left-right manner, the number of the first supporting rods (801) is eight, the sliding rods (802) are slidably arranged between the upper portions of the four first supporting rods (801) on the same side, the number of the sliding rods (802) is two, the first springs (803) are wound on the first supporting rods (801), the two ends of the first springs (803) are respectively connected with the first supporting rods (801) and the sliding rods (802), the bottom of the sliding rods (802) is provided with the supporting block (804), and the two second supporting rods (805) are arranged on the front side and the rear side of the upper portion of the supporting plate (1), the two second supporting rods (805) on the same side are symmetrically and symmetrically provided with pressing blocks (806), the bottoms of the pressing blocks (806) are in contact with the adjacent sliding rods (802), the pressing blocks (806) are in contact with the adjacent first sliding rods (604), second springs (807) are wound on the left side and the right side of each second supporting rod (805), and two ends of each second spring (807) are connected with the second supporting rod (805) and the pressing blocks (806) respectively.

5. The construction support table for the building periphery with safety protection as claimed in claim 4, further comprising a locking assembly (9) for limiting the position of the rotating doorframe (704), wherein the locking assembly (9) comprises a second guide bar (901), a second slide bar (902), a third spring (903), a third support bar (904), a wedge bar (905), a fourth spring (906) and a clamping bar (907), two second guide bars (901) are respectively arranged at the front side and the rear side of the right side of the bottom of the platform (701), the number of the second guide bars (901) is four, the second slide bar (902) is arranged between every two adjacent second guide bars (901) in a sliding manner, the second slide bars (902) are respectively contacted with the adjacent sliding blocks (503), the second guide bars (901) are respectively wound with the third spring (903), two ends of the third spring (903) are respectively connected with the second guide bars (901) and the second slide bars (902), platform (701) bottom right side middle part interval is equipped with four third bracing pieces (904), it is equipped with wedge-shaped rod (905) all to slide between two third bracing pieces (904) of left and right sides correspondence, second slide bar (902) all contacts with adjacent wedge-shaped rod (905), the lower part of third bracing piece (904) is all around having fourth spring (906), the both ends of fourth spring (906) are connected with third bracing piece (904) and wedge-shaped rod (905) respectively, the top right side of wedge-shaped rod (905) all is equipped with two kellies (907), kellies (907) all are connected with adjacent platform (701) slidingtype, kellies (907) up the motion can block rotatory door frame (704).

6. The construction periphery supporting table for safety protection as claimed in claim 5, further comprising a placing component (10) for placing tools, wherein the placing component (10) comprises second fixing blocks (1001), second rotating shafts (1002), limiting blocks (1003) and placing plates (1004), two second fixing blocks (1001) are arranged in the middle of the rear side of the guardrail (702) at intervals, the second rotating shafts (1002) are rotatably arranged between the front portions of the second fixing blocks (1001), the limiting blocks (1003) are arranged on the left side and the right side of the rear side of each second rotating shaft (1002), the limiting blocks (1003) are in contact with the adjacent second fixing blocks (1001), and the placing plates (1004) are arranged on the second rotating shafts (1002).

7. A safety protected construction surrounding support platform as claimed in claim 4, wherein the bottom of the supporting blocks (804) are provided with non-slip pads.

8. A construction surrounding supporting table for safety protection as claimed in claim 6, wherein the rear side of the placing plate (1004) is provided with a rubber pad.