CN113463902A

CN113463902A - Protection mechanism for building construction elevating platform based on two-way connection

Info

Publication number: CN113463902A
Application number: CN202110607834.9A
Authority: CN
Inventors: 陆军; 崇殿举; 王宗刚; 王泽朋; 孙家昌
Original assignee: Dijiu Hengda Construction Group Co ltd
Current assignee: Dijiu Hengda Construction Group Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-10-01

Abstract

The invention relates to the technical field of building construction, in particular to a protection mechanism for a building construction lifting platform based on bidirectional connection. It at least comprises: the movable lifting mechanism comprises a movable plate, a lifting frame is arranged at the center of the top of the movable plate, a conveying belt is arranged inside the lifting frame, a supporting protection mechanism is supported, the supporting protection mechanism comprises a supporting hopper, the outer wall of the supporting hopper is fixedly connected with the conveying belt, two symmetrical side plates are arranged at the edge of the top of the supporting hopper, a convex plate is arranged at the top of the side plate, a lead screw is rotatably arranged inside the convex plate, an adjusting plate is connected to the outer wall of the lead screw in a threaded fit mode, a connecting belt is arranged at the end part of the adjusting plate, a waist fixing plate is arranged at the end part of the connecting belt, and the end parts of the two waist fixing plates are in clamping fit.

Description

Protection mechanism for building construction elevating platform based on two-way connection

Technical Field

The invention relates to the technical field of building construction, in particular to a protection mechanism for a building construction lifting platform based on bidirectional connection.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. It comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like, various lifting platforms are required to be used for high-place construction during building construction, but the prior lifting platform has no effective protection mechanism, so that the waist of a constructor standing at the high place is not supported and protected, the fear of high-place operation of the constructor is increased, the construction efficiency is not facilitated, and the safety performance is low, and when the existing lifting platform needs to move to a certain position during use, another constructor needs to push the lifting platform to move left and right or a constructor at a high position pushes the lifting platform up and down, because the constructor can not accurately judge the position according to the high-altitude operation on the ground, the moving distance is inaccurate, and the efficiency of the constructor at the high altitude is influenced, therefore, the protection mechanism for the building construction lifting platform based on the bidirectional connection is provided.

Disclosure of Invention

The invention aims to provide a protection mechanism for a building construction lifting platform based on bidirectional connection, so as to solve the problems in the background technology.

In order to achieve the above object, the present invention provides a protection mechanism for a building construction lifting platform based on bidirectional connection, at least comprising:

the conveying device comprises a movable lifting mechanism, a conveying mechanism and a conveying mechanism, wherein the movable lifting mechanism comprises a movable plate, universal wheels are arranged at four corners of the outer wall of the movable plate, a lifting frame is arranged at the center of the top of the movable plate, a conveying belt is arranged in the lifting frame, two symmetrical conveying rollers are meshed at positions, close to two ends, of the conveying belt, the conveying rollers rotate in the lifting frame, and the end part of one of the conveying rollers is connected with an output shaft of a conveying motor through a connecting rod;

when the movable lifting mechanism is used specifically, the output shaft of the conveying motor drives the connecting rod to rotate, one conveying roller rotates, the two conveying rollers are meshed to drive the conveying belt to reciprocate up and down in the lifting frame, so that constructors can be driven to lift subsequently to construct at different heights, meanwhile, the movable plate is pushed, the universal wheels roll on the ground, and the positions can be moved, so that the constructors can construct at different positions.

Support protection machanism, support protection machanism and fight including supporting, support outer wall fixed connection the conveyer belt, support and fight top edge and be equipped with the curb plate of two symmetries, the curb plate top is equipped with the flange, the inside rotation of flange is equipped with the lead screw, lead screw end connection has the regulation carousel, lead screw outer wall screw-thread fit is connected with the regulating plate, the regulating plate tip is equipped with the connecting band, the connecting band tip is equipped with the waist fixed plate, the waist fixed plate is "semicircle" form, two the cooperation of waist fixed plate tip joint.

When the supporting and protecting mechanism is used specifically, a constructor stands inside the supporting hopper, holds the adjusting turntable to drive the screw rod to be arranged inside the convex plate, enables the surface of the adjusting plate to slide along the outer wall of the screw rod, drives the waist fixing plates to move up and down to adjust the height, places the waist between the two waist fixing plates, enables the end parts of the two waist fixing plates to be clamped and fixed, limits and fixes the waist of the constructor, and supports and protects the waist.

As a further improvement of the technical scheme, one of the waist fixing plate end portions is provided with a clamping groove, the other waist fixing plate end portion is provided with a clamping plate, the outer surface of the clamping plate is provided with a limiting groove, a clamping column is arranged on the limiting groove in a sliding mode, the clamping column is matched with the clamping groove, and the end portion of the clamping column is fixedly connected with a limiting spring on the inner wall of the limiting groove.

As a further improvement of the technical scheme, the inner wall of the waist fixing plate is provided with a rotating groove, a rotating block slides in the rotating groove, the rotating block and the rotating groove are in a T shape matched with each other, and the end part of the rotating block extends out of the rotating groove.

As a further improvement of the technical scheme, the end part of the rotating block is fixedly connected with an airbag cushion, the airbag cushion is made of elastic rubber, the outer wall of the airbag cushion is communicated with an inflation tube, and the end part of the inflation tube is sleeved with a sealing cover.

As a further improvement of the technical scheme, the adjusting plate is provided with a cavity close to the end part, the outer wall of the cavity is provided with a slot, the inside of the cavity is provided with a winding rod in a rotating mode, the end part of the winding rod rotates and extends out of the inside of the cavity, the handle is fixedly connected with the rotating hand, the end part of the connecting belt is fixedly connected to the outer wall of the winding rod, and the end part of the connecting belt is guided out of the slot and slides out of the slot inside of the cavity.

As a further improvement of the technical scheme, the top of the side plate is hinged with a hinged block, the end part of the hinged block is fixedly connected with a storage box, and an inner cavity at the top of the storage box is provided with a plurality of partition plates.

As a further improvement of the technical scheme, the surface of the lifting frame is provided with two symmetrical positioning grooves, the outer wall of the supporting bucket is fixedly connected with two symmetrical positioning blocks, and the positioning blocks slide in the positioning grooves.

As a further improvement of the technical scheme, a rolling groove is formed in the end portion of the positioning block, a roller is rotatably arranged in the rolling groove, and the outer wall of the roller is tightly attached to the inner wall of the positioning groove.

As a further improvement of the technical scheme, the outer wall of the lifting frame is provided with a moving device, the moving device comprises a plurality of linkage rods, the linkage rods are arranged on the outer wall of the lifting frame in an equidistant mode, two ends of each linkage rod extend out of the inner portion of the lifting frame respectively, and the linkage rods are fixedly connected with a moving turntable.

As a further improvement of the technical scheme, the outer wall of the movable plate is provided with rotating rods in a rotating mode, the end portions of the rotating rods are fixedly connected with wheels, a transmission mechanism is arranged between the two linkage rods and the end portions of the two linkage rods, and a transmission mechanism is arranged between one of the linkage rods and the rotating rod.

Compared with the prior art, the invention has the beneficial effects that:

1. in this protection machanism for construction elevating platform based on both-way connection, stand when supporting inside fighting through constructor, put the waist between two waist fixed plates, make two waist fixed plate tip joints fixed, two connecting bands carry out two-way dragging to the waist, carry out spacing fixed to constructor's waist, avoid the unsettled stand of waist at the support top of fighting, alleviate the fear of high altitude lift, realize the support protection to the waist, improve the security of going up and down.

2. In this protection machanism for construction elevating platform based on both-way connection, support constructor's waist through changeing the piece, make the spacing fixed more stable of waist, when constructor rotated simultaneously, can drive the commentaries on classics piece tip and rotate at the rotating groove inside, make things convenient for constructor to rotate the waist, the practicality is stronger.

3. In this protection machanism for construction elevating platform based on both-way connection, through holding to change the hand and drive the winding rod and rotate inside the cavity, make the connecting band winding or from the fluting roll-off, conveniently stretch out grooved length to the connecting band and adjust to make things convenient for constructor to remove, the practicality is stronger, when not using, can twine the connecting band at the winding rod outer wall completely simultaneously, and convenient arrangement avoids damaging, and saves occupation space.

4. In this protection machanism for construction elevating platform based on both-way connection, deposit the case through rotating, make articulated piece rotate at the curb plate top, conveniently make and deposit the case level and place between two curb plates, not only protect constructor, can also put the equipment of construction usefulness and deposit incasement portion, make things convenient for constructor to get and put, do not need the low head to take, the practicality is stronger.

5. In this protection machanism for building construction elevating platform based on both-way connection, when rotating along with removing the carousel through one of them gangbar, can drive a plurality of gangbars and bull stick through a plurality of drive mechanism and rotate simultaneously, make things convenient for constructor to fight along with supporting when the eminence, only need descend to nearest removal carousel and rotate, can drive the wheel through the bull stick and roll subaerially, drive the movable plate removal about convenient, be favorable to in eminence adjusting position, ensure more accurate of position control.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of the moving elevator mechanism according to embodiment 1;

FIG. 3 is an exploded view of the crane of example 1;

FIG. 4 is a schematic structural view of a support and protection mechanism according to embodiment 1;

FIG. 5 is an exploded view of the waist securing plate of embodiment 1;

FIG. 6 is a partially exploded view of the waist fixing plate structure of embodiment 2;

FIG. 7 is an exploded planning view of the structure of the adjusting plate in accordance with embodiment 3;

FIG. 8 is a schematic view showing the structure of the storage box according to embodiment 4;

FIG. 9 is an exploded view of the positioning block according to embodiment 5;

fig. 10 is a schematic structural view of a transmission mechanism of embodiment 6.

The various reference numbers in the figures mean:

100. a mobile lifting mechanism; 110. moving the plate; 111. a universal wheel; 120. a lifting frame; 121. a conveying roller; 122. a conveyor belt; 123. a connecting rod; 124. a transfer motor; 130. positioning a groove; 140. a mobile device; 141. a rotating rod; 142. a wheel; 143. a linkage rod; 144. moving the turntable; 145. a transmission mechanism;

200. a support protection mechanism; 210. a support hopper; 220. a side plate; 221. a convex plate; 222. a screw rod; 223. adjusting the turntable; 224. an adjusting plate; 2241. a cavity; 2242. grooving; 2243. winding the rod; 2244. turning the hand; 225. a connecting belt; 230. a waist fixing plate; 231. a clamping and connecting plate; 2311. a limiting groove; 2312. clamping the column; 2313. a limiting spring; 232. a card slot; 233. rotating the groove; 234. rotating the block; 235. an airbag cushion; 2351. an inflation tube; 2352. a sealing cover; 240. a hinged block; 241. a storage box; 242. a partition plate; 250. positioning blocks; 251. a rolling groove; 252. and (3) a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 5, the present embodiment provides a protection mechanism for a building construction lifting platform based on bidirectional connection, which at least includes:

the mobile lifting mechanism 100 comprises a movable plate 110, universal wheels 111 are arranged at four corners of the outer wall of the movable plate 110, the movable plate 110 is pushed, the universal wheels 111 roll on the ground, the mobile lifting mechanism 100 is convenient to move, a lifting frame 120 is arranged at the center of the top of the movable plate 110, a conveyor belt 122 is arranged inside the lifting frame 120, two symmetrical conveying rollers 121 are meshed at the positions, close to two ends, of the conveyor belt 122, the conveying rollers 121 rotate inside the lifting frame 120, the end part of one of the conveying rollers 121 is connected with an output shaft of a conveying motor 124 through a connecting rod 123, the outer wall of the conveying motor 124 is fixed on the outer wall of the lifting frame 120, the conveying motor 124 is connected with a power supply to work, the output shaft of the conveying motor 124 drives the connecting rod 123 to rotate, one of the conveying rollers 121 rotates, the two conveying rollers 121 are meshed to drive the conveying belt 122 to reciprocate up and down in the lifting frame 120, so that subsequent lifting is facilitated, and the structural integrity is ensured;

when the mobile lifting mechanism 100 is used specifically, the output shaft of the transmission motor 124 drives the connecting rod 123 to rotate, so that one of the transmission rollers 121 rotates, the two transmission rollers 121 are meshed to drive the transmission belt 122 to reciprocate up and down in the lifting frame 120, so that a constructor can be subsequently driven to lift and lower to construct different heights, meanwhile, the movable plate 110 is pushed, the universal wheels 111 roll on the ground, and the position can be moved, so that the constructor can construct different positions.

The supporting protection mechanism 200 comprises a supporting hopper 210, the outer wall of the supporting hopper 210 is fixedly connected with a conveyor belt 122, a constructor can stand inside the supporting hopper 210 and lift upwards along with the movement of the conveyor belt 122, the structural integrity is ensured, and the construction work at high altitude is convenient, two symmetrical side plates 220 are arranged at the edge of the top of the supporting hopper 210, a convex plate 221 is arranged at the top of each side plate 220, a lead screw 222 is arranged inside each convex plate 221 in a rotating manner, an adjusting turntable 223 is connected to the end part of each lead screw 222, the adjusting turntable 223 is held to drive the lead screw 222 to rotate more easily inside each convex plate 221, an adjusting plate 224 is connected to the outer wall of each lead screw 222 in a threaded fit manner, the surface of each adjusting plate 224 can slide along the outer wall of each lead screw 222 when each lead screw 222 rotates, a connecting belt 225 is arranged at the end part of each adjusting plate 224, a waist fixing plate 230 is arranged at the end part of each connecting belt 225, and each waist fixing plate 230 is in a semicircular arc shape, two 230 tip joints of waist fixed plate cooperate, drive the waist fixed plate 230 through regulating plate 224 and move the height-adjusting up and down, can stand when supporting the fill 210 inside at constructor, put the waist between two waist fixed plates 230, it is fixed to make two 230 tip joints of waist fixed plate, two connecting bands 225 carry out two-way dragging to the waist, carry out spacing fixed to constructor's waist, avoid the unsettled stand of waist at the support fill 210 top, alleviate the fear of high altitude lift, realize the support protection to the waist, the security that improves the lift.

When the support protection mechanism 200 is used specifically, a constructor stands inside the support hopper 210, holds the adjusting turntable 223 to drive the screw rod 222 to be inside the convex plate 221, enables the surface of the adjusting plate 224 to slide along the outer wall of the screw rod 222, drives the waist fixing plates 230 to move up and down to adjust the height, places the waist between the two waist fixing plates 230, enables the end parts of the two waist fixing plates 230 to be clamped and fixed, limits and fixes the waist of the constructor, and supports and protects the waist.

In this embodiment, in order to limit the waist of the constructor more conveniently and stably, the end of one waist fixing plate 230 is provided with a clamping groove 232, the end of the other waist fixing plate 230 is provided with a clamping plate 231, the outer surface of the clamping plate 231 is provided with a limiting groove 2311, the limiting groove 2311 is slidably provided with a clamping column 2312, the clamping column 2312 is matched with the clamping groove 232, the end of the clamping column 2312 is fixedly connected with a limiting spring 2313 on the inner wall of the limiting groove 2311, the clamping column 2312 can be pressed to slide into the limiting groove 2311, the limiting spring 2313 is compressed, the clamping plate 231 is then inserted into the end of the other waist fixing plate 230, under the elastic action of the limiting spring 2313 recovering to the original state, the clamping column 2312 slides out of the limiting groove 2311 and is inserted into the clamping groove 232, the clamping plate 231 is clamped and fixed with the other waist fixing plate 230, so that the waist of the constructor is more conveniently and stably limited, when the constructor is disassembled, the clamping column 2312 only needs to be pressed out of the clamping groove 232, the operation is convenient.

Example 2

In order to make the rotation block 234 support against the waist of the operator and make the waist position limiting and fixing more stable, the embodiment is different from embodiment 1, please refer to fig. 6, in which:

the commentaries on classics groove 233 has been seted up to waist fixed plate 230 inner wall, the inside slip of commentaries on classics groove 233 has commentaries on classics piece 234, change piece 234 and commentaries on classics groove 233 are the "T" word form of looks adaptation, it stretches out inside the commentaries on classics groove 233 to change piece 234 tip, can ensure to change the gliding while of piece 234 and not break away from commentaries on classics groove 233, constructor puts the waist when waist fixed plate 230 is inside, can make the waist that changes piece 234 and support constructor, it is more stable to make the spacing fixed of waist, when constructor rotates simultaneously, can drive and change piece 234 tip and rotate inside the commentaries on classics groove 233, make things convenient for constructor to rotate the waist, the practicality is stronger.

Specifically, can cushion the extruded impact of rigidity when supporting the waist, make the constructor waist fixed more comfortable, change piece 234 tip fixedly connected with gasbag pad 235, gasbag pad 235 adopts the elastic rubber material, can support the constructor waist when changeing piece 234 tip, gasbag pad 235 inflation elasticity is sufficient, can cushion the extruded impact of rigidity when supporting the waist, it is more comfortable to make the constructor waist fixed, gasbag pad 235 outer wall intercommunication has gas tube 2351, gas tube 2351 tip cover is equipped with sealed lid 2352, can be when gasbag pad 235 inside gas is not enough, pull out sealed lid 2352, aerify to gasbag pad 235 inside through gas tube 2351 tip, can ensure that the gas of gasbag pad 235 is sufficient, be favorable to increase of service life.

Example 3

In order to adjust the length of the connecting band 225 extending out of the slot 2242, so as to facilitate the movement of the constructor, the present embodiment is different from embodiment 1, please refer to fig. 7, in which:

regulating plate 224 is close to tip department and is equipped with cavity 2241, cavity 2241 outer wall has seted up fluting 2242, the inside rotation of cavity 2241 is equipped with rolling pole 2243, rolling pole 2243 end rotates inside stretching out cavity 2241, and fixedly connected with changes hand 2244, connecting band 225 end fixed connection is at rolling pole 2243 outer wall, connecting band 225 tip is inside from fluting 2242 roll-off cavity 2241, can hold change hand 2244 and drive rolling pole 2243 and rotate inside cavity 2241, make connecting band 225 twine or follow fluting 2242 roll-off, the length that conveniently stretches out fluting 2242 to connecting band 225 is adjusted, thereby make things convenient for the constructor to remove, the practicality is stronger, when not using simultaneously, can twine connecting band 225 completely at rolling pole 2243 outer wall, convenient arrangement, avoid damaging, and save occupation space.

Example 4

In order to place the construction equipment inside the storage box 241 for the convenience of the constructors to take and place, the embodiment is different from embodiment 1 in that please refer to fig. 8, in which:

curb plate 220 top is articulated to be equipped with articulated piece 240, articulated piece 240 tip fixedly connected with deposits case 241, can rotate and deposit case 241, make articulated piece 240 rotate at curb plate 220 top, conveniently make and deposit case 241 level and place between two curb plates 220, not only protect constructor, can also put the equipment of construction usefulness inside depositing case 241, make things convenient for constructor to get and put, do not need the low head to take, the practicality is stronger, when not using, can rotate to needs curb plate 220 on same horizontal plane, save occupation space, it is equipped with a plurality of division boards 242 to deposit case 241 top inner chamber, conveniently classify and deposit.

Example 5

In order to limit the up-and-down movement direction of the supporting bucket 210, avoid deviation and improve the lifting safety performance, the embodiment is different from embodiment 1 in that please refer to fig. 9, wherein:

the positioning grooves 130 of two symmetries are seted up on the crane 120 surface, support the locating piece 250 of two symmetries of 210 outer wall fixedly connected with of fighting, locating piece 250 slides inside positioning groove 130, can drive locating piece 250 to slide inside positioning groove 130 when supporting fill 210 along with conveyer belt 122 up-and-down motion, can carry on spacingly to the direction that supports fill 210 up-and-down motion, avoids the skew, improves the security performance that goes up and down.

It is worth to say that, in order to reduce the friction resistance, the end of the positioning block 250 is provided with a rolling groove 251, a roller 252 is rotatably arranged in the rolling groove 251, the outer wall of the roller 252 is tightly attached to the inner wall of the positioning groove 130, when the positioning block 250 slides in the positioning groove 130, the roller 252 can be driven to rotate in the rolling groove 251, so that the outer wall of the roller 252 rolls along the inner wall of the positioning groove 130, the friction resistance between the positioning block 250 and the positioning groove 130 can be reduced, the service life is prolonged, and the sliding is easier.

Example 6

In order to adjust the position at a high position and ensure more accurate position adjustment, the present embodiment is different from embodiment 1 in that please refer to fig. 10, wherein:

the outer wall of the lifting frame 120 is provided with a moving device 140, the moving device 140 comprises a plurality of linkage rods 143, the plurality of linkage rods 143 are arranged on the outer wall of the lifting frame 120 in an equidistant rotating mode, two ends of each linkage rod 143 extend out of the interior of the lifting frame 120 respectively, a moving turntable 144 is fixedly connected with the two ends of each linkage rod 143, the moving turntable 144 is held to rotate, and the linkage rods 143 can be driven to rotate on the outer wall of the lifting frame 120.

Specifically, the outer wall of the moving plate 110 rotates to form the rotating rod 141, the end part of the rotating rod 141 is fixedly connected with the wheel 142, two linkage rods 143 are arranged near the end part to form a transmission mechanism 145, the transmission mechanism 145 is arranged between one linkage rod 143 and the rotating rod 141, the transmission mechanism 145 can be a chain or a belt, the chain is preferably selected, the stability is good, when one linkage rod 143 rotates along with the moving turntable 144, the plurality of linkage rods 143 and the rotating rod 141 can be driven to rotate simultaneously through the plurality of transmission mechanisms 145, a constructor can conveniently drive the wheel 142 to roll on the ground along with the supporting bucket 210 at a high place only by descending to the nearest moving turntable 144 to rotate, the moving plate 110 can be driven to move left and right conveniently, the position can be adjusted at the high place, and more accurate position adjustment can be ensured.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Protection mechanism for construction elevating platform based on both-way connection, its characterized in that includes at least:

the automatic conveying device comprises a movable lifting mechanism (100), wherein the movable lifting mechanism (100) comprises a movable plate (110), universal wheels (111) are arranged at four corners of the outer wall of the movable plate (110), a lifting frame (120) is arranged at the center of the top of the movable plate (110), a conveying belt (122) is arranged inside the lifting frame (120), two symmetrical conveying rollers (121) are meshed at positions, close to two ends, of the conveying belt (122), the conveying rollers (121) rotate inside the lifting frame (120), and the end part of one conveying roller (121) is connected with an output shaft of a conveying motor (124) through a connecting rod (123);

support protection machanism (200), support protection machanism (200) including supporting fill (210), support fill (210) outer wall fixed connection conveyer belt (122), it is equipped with curb plate (220) of two symmetries to support fill (210) top edge, curb plate (220) top is equipped with flange (221), flange (221) inside rotation is equipped with lead screw (222), lead screw (222) end connection has regulation carousel (223), lead screw (222) outer wall screw-thread fit is connected with regulating plate (224), regulating plate (224) tip is equipped with connecting band (225), connecting band (225) tip is equipped with waist fixed plate (230), waist fixed plate (230) are "semicircle" form, two waist fixed plate (230) tip joint cooperation.

2. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: the end part of one waist fixing plate (230) is provided with a clamping groove (232), the end part of the other waist fixing plate (230) is provided with a clamping plate (231), the outer surface of the clamping plate (231) is provided with a limiting groove (2311), a clamping column (2312) is arranged in the limiting groove (2311) in a sliding mode, the clamping column (2312) is matched with the clamping groove (232), and the end part of the clamping column (2312) is fixedly connected with a limiting spring (2313) on the inner wall of the limiting groove (2311).

3. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: the waist fixing plate (230) is characterized in that a rotating groove (233) is formed in the inner wall of the waist fixing plate (230), a rotating block (234) slides in the rotating groove (233), the rotating block (234) and the rotating groove (233) are in a T shape matched with each other, and the end part of the rotating block (234) extends out of the rotating groove (233).

4. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 3, characterized in that: change piece (234) tip fixedly connected with gasbag pad (235), gasbag pad (235) adopt the elastic rubber material, gasbag pad (235) outer wall intercommunication has gas tube (2351), gas tube (2351) tip cover is equipped with sealed lid (2352).

5. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: regulating plate (224) are close to tip department and are equipped with cavity (2241), fluting (2242) have been seted up to cavity (2241) outer wall, cavity (2241) inside is rotated and is equipped with winding rod (2243), winding rod (2243) tip rotates and stretches out inside cavity (2241), and fixedly connected with changes hand (2244), connecting band (225) tip fixed connection is in winding rod (2243) outer wall, connecting band (225) tip is followed fluting (2242) roll-off inside cavity (2241).

6. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: the articulated piece (240) that is equipped with in curb plate (220) top, articulated piece (240) tip fixedly connected with deposits case (241), it is equipped with a plurality of division boards (242) to deposit case (241) top inner chamber.

7. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: the surface of the lifting frame (120) is provided with two symmetrical positioning grooves (130), the outer wall of the supporting hopper (210) is fixedly connected with two symmetrical positioning blocks (250), and the positioning blocks (250) slide in the positioning grooves (130).

8. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 7, wherein: a rolling groove (251) is formed in the end portion of the positioning block (250), a roller (252) is rotatably arranged in the rolling groove (251), and the outer wall of the roller (252) is tightly attached to the inner wall of the positioning groove (130).

9. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 1, characterized in that: the outer wall of the lifting frame (120) is provided with a moving device (140), the moving device (140) comprises a plurality of linkage rods (143), the linkage rods (143) are arranged on the outer wall of the lifting frame (120) in a penetrating mode in an equidistant mode, two ends of each linkage rod (143) extend out of the interior of the lifting frame (120) respectively, and a moving turntable (144) is fixedly connected with the two ends of each linkage rod (143).

10. The protection mechanism for a construction lifting platform based on bidirectional connection of claim 9, characterized in that: the outer wall of the moving plate (110) rotates to form rotating rods (141), the end portions of the rotating rods (141) are fixedly connected with wheels (142), two linkage rods (143) are provided with transmission mechanisms (145) between the end portions, and one of the linkage rods (143) and the rotating rods (141) are provided with the transmission mechanism (145).