CN118666139A - Safe building hoisting accessory - Google Patents

Abstract

The present invention relates to the technical field of safe building lifting, and discloses a safe building lifting device, including a grabbing component, the grabbing component also includes a pulley block, the end of the pulley block is fixedly connected to a fixed plate, the bottom of the fixed plate is fixedly connected to a supporting disc, and the bottom of the supporting disc is fixedly connected to a fixed cylinder. The present invention utilizes the pulling force generated by a compression spring. When the two-way electric push rod is started, the two-way electric push rod will push the L-shaped plate to slide on the inner wall of the supporting plate, and the sliding long plate fixed on the top of the L-shaped plate will slide together. When the two-way electric push rod stops pushing, the compression spring will shrink. During this process, the moving sliding long plate will shrink to clamp the object. Under the action of the above components, the clamping effect of the object is more significant, avoiding instability during the clamping process.

Description

A safe building lifting device

Technical Field

The invention relates to the technical field of safe building hoisting, in particular to a safe building hoisting device.

Background Art

The demand for efficient and safe operations in construction has increased. As building structures become more complex and large, the requirements for lifting equipment have also increased in order to reduce risks, protect worker safety, and improve construction efficiency.

In the process of grasping objects, triangular claws are usually used to grasp the objects. However, the triangular claws only contact a few points of the objects during the grasping process, which can easily cause the objects to be unstable and easy to fall during the grasping process. To solve this problem, the following solution is proposed.

Summary of the invention

In order to solve the above technical problems, the present invention provides a safe building lifting device, including a grabbing component, the grabbing component also includes a pulley block, a fixing plate is fixedly connected to the outer wall of the pulley block, a supporting disc is fixedly connected to the bottom of the fixing plate, a fixing cylinder is fixedly connected to the bottom of the supporting disc, and a supporting plate is fixedly connected to the bottom of the fixing cylinder;

The fixing component further comprises a fixed long block fixedly connected to the bottom of the support plate, a tension spring is fixedly connected to the surface of the fixed long block, an end of the tension spring away from the fixed long block is fixedly connected to a rotating long plate, and an inner wall of the rotating long plate is fixedly connected to a fixed round rod;

The balancing component also includes a sliding round rod slidably connected to the inner wall of the support plate, the end of the sliding round rod is fixedly connected to the telescopic cylindrical rod, and the inner wall of the telescopic cylindrical rod is fixedly connected to a spring.

Preferably, the grasping component also includes a compression spring fixedly connected to the inner wall of the support plate, the compression spring one end away from the support plate is fixedly connected to the L-shaped plate, the bottom of the L-shaped plate is slidably connected to the sliding long plate, and the surface of the L-shaped plate is slidably connected to the inner wall of the support plate. The present invention utilizes the tension generated by the compression spring, and a two-way electric push rod, an L-shaped plate and a compression spring are arranged inside the device. When the two-way electric push rod is started, the two-way electric push rod will push the L-shaped plate to slide on the inner wall of the support plate, and the sliding long plate fixed on the top of the L-shaped plate will slide together, and when the two-way electric push rod stops pushing, the compression spring will contract, and the contracted compression spring will generate tension on the L-shaped plate, and the L-shaped plate and the sliding long plate will contract. In this process, the moving sliding long plate will contract to clamp the object. Under the action of the above components, the clamping effect of the object is more significant, and instability during the clamping process is avoided.

Preferably, the grasping component also includes a telescopic spring fixedly connected to the inner wall of the L-shaped plate, one end of the telescopic spring away from the L-shaped plate is fixedly connected to the surface of the sliding long plate, and a fixed block is fixedly connected to the surface of the L-shaped plate. The present invention utilizes the extrusion force of the fixed rod during the sliding process, and a fixed rod and a sliding long plate are arranged inside the device. After the object comes into contact with the rotating long plate, it is pushed. During the pushing process, the fixed rod will squeeze the inclined groove in the middle of the sliding long plate. After the sliding long plate is squeezed, the telescopic spring fixed on the surface of the sliding long plate will shrink. At this time, the sliding long plate slides under the pull of the telescopic spring. In this process, the four sliding long plates will move, which can increase the force points of clamping, greatly improve the clamping effect, and improve the function of clamping the object.

Preferably, the grabbing component also includes a rotating rod rotatably connected to the inner wall of the sliding long plate, the number of the sliding long plates is set to be several and they are symmetrically arranged with the support plate as the center, and a bidirectional electric push rod is fixedly connected to the top of the support plate.

Preferably, the fixing component also includes a movable long column rotatably connected to the end of the fixed round rod, the end of the movable long column away from the fixed round rod is rotatably connected to a rotating plate, and the surface of the rotating plate is fixedly connected to an anti-skid plate. The present invention utilizes the thrust generated during the extrusion process of the L-shaped plate and the object, and a telescopic rod, a rotating long plate and a fixed rod are arranged inside the equipment. After the rotating long plate is squeezed by the object, it will rotate under the action of the telescopic rod, and the fixed round rod arranged at the end of the rotating long plate will drive the movable long column to slide, and the movable long column will push the rotating plate to rotate. At this time, the sliding rotating plate will fix the object, and an anti-skid plate is arranged on the surface of the rotating plate, and the anti-skid plate contacts with the object to perform an anti-skid effect. In the above-mentioned components, the rotating plate and the anti-skid plate fix the object to prevent the object from falling during the clamping process.

Preferably, the fixing component also includes a telescopic rod rotatably connected to the inner wall of the rotating long plate, the end of the telescopic rod is fixedly connected to the surface of the sliding long plate, and the inner wall of the rotating plate is rotatably connected to the surface of the rotating rod.

Preferably, the balancing component also includes a sliding long block fixedly connected to the end of the sliding round rod, the inner wall of the sliding long block is fixedly connected with a wide spring, the end of the wide spring away from the sliding long block is fixedly connected with the telescopic long plate, and the end of the sliding round rod away from the telescopic cylindrical rod is fixedly connected to the surface of the fixed block. In view of the fact that the shaking of the object during movement after clamping will affect the working efficiency, the present invention is provided with a sliding round rod, a spring, a wide spring and a telescopic cylindrical rod. During the sliding process of the L-shaped plate, the fixed block on the surface will be driven to move. At this time, the fixed block will drive the sliding round rod to slide, and the telescopic cylindrical rod at the end of the sliding round rod will be pulled to move, and the sliding round rod will drive the telescopic cylindrical rod and the sliding long block to slide. When the sliding long block contacts the object and is squeezed by the object, the wide spring will be stretched, driving the telescopic long plate to slide until the object reaches the surface of the sliding long block. This process assists in fixing the object, and at the same time, the telescopic cylindrical rod will be stretched.

Preferably, the balancing component also includes a telescopic short rod fixedly connected to the surface of the telescopic long board, the inner wall of the telescopic short rod is fixedly connected with an extrusion spring, and the end of the telescopic short rod away from the telescopic long board is fixedly connected to a fixed long column, and the surface of the sliding long block is slidably connected to the inner wall of the supporting plate. At this time, the sliding long block will be in close contact with the object block to fix the object block. When the object block approaches the telescopic long board, the telescopic long board will be stretched after being squeezed to further fix the object block. The telescopic long board is provided with four, which are symmetrically arranged in the inner wall of the sliding long board. The telescopic short rod and the fixed long column arranged on the surface of the telescopic long board will slide after squeezing the object, and the fixed long column will contact the surface of the object block. After the sliding round rod continues to stretch, the fixed long column will be stretched by the telescopic short rod. At this time, the fixed long column will squeeze the object to solve the shaking of the object. In the device, the shaking of the object is processed to prevent the shaking of the object from affecting the grasping effect.

The present invention has the following beneficial effects:

The present invention utilizes the pulling force generated by the compression spring. A two-way electric push rod, an L-shaped plate and a compression spring are arranged inside the device. When the two-way electric push rod is started, the two-way electric push rod will push the L-shaped plate to slide on the inner wall of the support plate, and the sliding long plate fixed on the top of the L-shaped plate will slide together. When the two-way electric push rod stops pushing, the compression spring will contract, and the contracted compression spring will generate pulling force on the L-shaped plate, and the L-shaped plate and the sliding long plate will contract. In this process, the moving sliding long plate will contract to clamp the object. Under the action of the above components, the clamping effect of the object is more significant, and instability in the clamping process is avoided.

The present invention utilizes the thrust generated during the extrusion process between the L-shaped plate and the object, and a telescopic rod, a rotating long plate and a fixed rod are arranged inside the device. After the rotating long plate is squeezed by the object, it will rotate under the action of the telescopic rod, and the fixed round rod arranged at the end of the rotating long plate will drive the movable long column to slide, and the movable long column will push the rotating plate to rotate. At this time, the sliding rotating plate will fix the object, and an anti-skid plate is arranged on the surface of the rotating plate. The anti-skid plate contacts with the object to perform an anti-skid effect. Among the above-mentioned components, the rotating plate and the anti-skid plate fix the object, thereby preventing the object from falling during the clamping process.

The present invention utilizes the extrusion force of the fixed rod during the sliding process. A fixed rod and a sliding long plate are arranged inside the device. After the object contacts the rotating long plate, it is pushed. During the pushing process, the fixed rod will squeeze the inclined groove in the middle of the sliding long plate. After the sliding long plate is squeezed, the telescopic spring fixed on the surface of the sliding long plate will shrink. At this time, the sliding long plate slides under the pull of the telescopic spring. In this process, the four sliding long plates will move, which can increase the force points of clamping, greatly improve the clamping effect, and improve the function of clamping the object.

The present invention aims at preventing the working efficiency from being affected by the shaking of the object during the movement after being clamped. The device is provided with a sliding round rod, a spring, a wide spring and a telescopic cylindrical rod. During the sliding process of the L-shaped plate, the fixed block on the surface is driven to move. At this time, the fixed block drives the sliding round rod to slide, and the telescopic cylindrical rod at the end of the sliding round rod is pulled to move. The sliding round rod drives the telescopic cylindrical rod and the sliding long block to slide. When the sliding long block contacts the object and is squeezed by the object, the wide spring is stretched, driving the telescopic long plate to slide until the object reaches the surface of the sliding long block. This process assists in fixing the object. At the same time, the telescopic cylindrical rod is stretched. When the sliding long block is in close contact with the object, the object is fixed. When the object is close to the telescopic long plate, the telescopic long plate will be stretched after being squeezed to further fix the object. Four telescopic long plates are arranged symmetrically in the inner wall of the sliding long block. The telescopic short rod and the fixed long column arranged on the surface of the telescopic long plate will slide after squeezing the object. The fixed long column will contact the surface of the object. After the sliding round rod continues to stretch, the fixed long column will be stretched by the telescopic short rod. At this time, the fixed long column will squeeze the object to solve the shaking of the object. In this device, the shaking of the object is processed to prevent the shaking of the object from affecting the grasping effect.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

Fig. 1 is a schematic diagram of the overall structure of the present invention;

FIG2 is a schematic diagram of the structure of the grabbing component of the present invention;

FIG3 is an enlarged schematic diagram of A in FIG2 of the present invention;

FIG4 is another schematic diagram of the structure of the grabbing component of the present invention;

FIG5 is a schematic diagram of the structure of the fixing component of the present invention;

FIG6 is an enlarged schematic diagram of B in FIG5 of the present invention;

FIG7 is a schematic diagram of the structure of a balancing component of the present invention;

FIG8 is an enlarged schematic diagram of C in FIG7 of the present invention.

In the accompanying drawings, the components represented by the reference numerals are listed as follows:

In the figure: 1. grabbing component; 2. fixing component; 3. balancing component; 101. pulley block; 102. fixing plate; 103. supporting disc; 104. fixing cylinder; 105. two-way electric push rod; 106. L-shaped plate; 107. supporting plate; 108. compression spring; 109. sliding long plate; 110. telescopic spring; 111. rotating rod; 112. fixing block; 201. fixing long block; 202. telescopic rod; 203. rotating long plate; 204. fixing round rod; 205. rotating plate; 206. movable long column; 207. anti-skid plate; 208. fixing rod; 209. stretching spring; 301. sliding long block; 302. telescopic long plate; 303. telescopic short rod; 304. squeezing spring; 305. fixing long column; 306. sliding round rod; 307. wide spring; 308. spring; 309. telescopic cylindrical rod.

DETAILED DESCRIPTION

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

Embodiment 1, please refer to FIG. 1 to FIG. 4 , the present invention is a safe building lifting device, comprising a grabbing component 1, the grabbing component 1 also comprises a pulley block 101, a fixing plate 102 is fixedly connected to the outer wall of the pulley block 101, a supporting disc 103 is fixedly connected to the bottom of the fixing plate 102, a fixing cylinder 104 is fixedly connected to the bottom of the supporting disc 103, and a supporting plate 107 is fixedly connected to the bottom of the fixing cylinder 104;

The fixed component 2 further comprises a fixed long block 201 fixedly connected to the bottom of the support plate 107, a tension spring 209 is fixedly connected to the surface of the fixed long block 201, an end of the tension spring 209 away from the fixed long block 201 is fixedly connected to a rotating long plate 203, and an inner wall of the rotating long plate 203 is fixedly connected to a fixed round rod 204;

The balancing component 3 further comprises a sliding rod 306 slidably connected to the inner wall of the support plate 107 , the end of the sliding rod 306 is fixedly connected to a telescopic cylindrical rod 309 , and the inner wall of the telescopic cylindrical rod 309 is fixedly connected to a spring 308 .

The grabbing component 1 also includes a compression spring 108 fixedly connected to the inner wall of the support plate 107, and the end of the compression spring 108 away from the support plate 107 is fixedly connected to the L-shaped plate 106, and the bottom of the L-shaped plate 106 is slidably connected to the sliding long plate 109, and the surface of the L-shaped plate 106 is slidably connected to the inner wall of the support plate 107. The present invention utilizes the tension generated by the compression spring 108, and a two-way electric push rod 105, an L-shaped plate 106 and a compression spring 108 are arranged inside the device. When the two-way electric push rod 105 is started, the two-way electric push rod 1 05 will push the L-shaped plate 106 to slide on the inner wall of the support plate 107, and the sliding long plate 109 fixed on the top of the L-shaped plate 106 will slide together. When the two-way electric push rod 105 stops pushing, the compression spring 108 will shrink. The shrinking compression spring 108 will generate a pulling force on the L-shaped plate 106, and the L-shaped plate 106 and the sliding long plate 109 will shrink. During this process, the moving sliding long plate 109 will shrink to clamp the object. Under the action of the above components, the clamping effect of the object is more significant.

The gripping component 1 also includes a telescopic spring 110 fixedly connected to the inner wall of the L-shaped plate 106, and one end of the telescopic spring 110 away from the L-shaped plate 106 is fixedly connected to the surface of the sliding long plate 109, and a fixed block 112 is fixedly connected to the surface of the L-shaped plate 106. The present invention utilizes the extrusion force of the fixed rod 208 during the sliding process. A fixed rod 208 and a sliding long plate 109 are arranged inside the device. After the object contacts the rotating long plate 203, it is pushed. During the pushing process, the fixed rod 208 will squeeze the inclined groove in the middle of the sliding long plate 109. After the sliding long plate 109 is squeezed, the telescopic spring 110 fixed on the surface of the sliding long plate 109 will shrink. At this time, the sliding long plate 109 slides under the pull of the telescopic spring 110. In this process, the four sliding long plates 109 will move, which can increase the force points of clamping, greatly improve the clamping effect, and improve the function of clamping objects.

The grabbing component 1 also includes a rotating rod 111 rotatably connected to the inner wall of the sliding long plate 109 . The sliding long plates 109 are provided in a plurality and are symmetrically arranged with the support plate 107 as the center. A bidirectional electric push rod 105 is fixedly connected to the top of the support plate 107 .

The fixed component 2 also includes a movable long column 206 rotatably connected to the end of the fixed round rod 204, and the end of the movable long column 206 away from the fixed round rod 204 is rotatably connected to a rotating plate 205, and the surface of the rotating plate 205 is fixedly connected to an anti-slip plate 207. The present invention utilizes the thrust generated during the extrusion process between the L-shaped plate 106 and the object, and a telescopic rod 202, a rotating long plate 203 and a fixed rod 208 are arranged inside the device. After the rotating long plate 203 is squeezed by the object, the telescopic rod 202 The rotating plate 205 will rotate, and the fixed round rod 204 arranged at the end of the rotating long plate 203 will drive the movable long column 206 to slide, and the movable long column 206 will push the rotating plate 205 to rotate. At this time, the sliding rotating plate 205 will fix the object. An anti-skid plate 207 is arranged on the surface of the rotating plate 205. The anti-skid plate 207 contacts with the object to prevent slipping. Among the above-mentioned components, the rotating plate 205 and the anti-skid plate 207 fix the object to prevent the object from falling during the clamping process.

Embodiment 2, please refer to Figures 5 to 8, the present invention is a safe building lifting device. On the basis of Embodiment 1, the fixed component 2 also includes a telescopic rod 202 rotatably connected to the inner wall of the rotating long plate 203, the end of the telescopic rod 202 is fixedly connected to the surface of the sliding long plate 109, and the inner wall of the rotating plate 205 is rotatably connected to the surface of the rotating rod 111.

The balancing component 3 also includes a sliding long block 301 fixedly connected to the end of the sliding round rod 306, the inner wall of the sliding long block 301 is fixedly connected to a wide spring 307, the end of the wide spring 307 away from the sliding long block 301 is fixedly connected to the telescopic long plate 302, and the end of the sliding round rod 306 away from the telescopic cylindrical rod 309 is fixedly connected to the surface of the fixed block 112. In view of the fact that the shaking of the object during movement after clamping will affect the work efficiency, the present invention is provided with a sliding round rod 306, a wide spring 307, a spring 308 and a telescopic cylindrical rod 309 in the device, and the L-shaped plate 106 will slide during the sliding process. The fixed block 112 on the surface is driven to move, and at this time the fixed block 112 will drive the sliding round rod 306 to slide, and the telescopic cylindrical rod 309 at the end of the sliding round rod 306 will be pulled to move, and the sliding round rod 306 will drive the telescopic cylindrical rod 309 and the sliding long block 301 to slide. When the sliding long block 301 contacts the object and is squeezed by the object, the wide spring 307 will be stretched, driving the telescopic long plate 302 to slide until the object reaches the surface of the sliding long block 301. This process assists in fixing the object, and at the same time the telescopic cylindrical rod 309 will be stretched.

The balancing component 3 also includes a telescopic short rod 303 fixedly connected to the surface of the telescopic long plate 302, the inner wall of the telescopic short rod 303 is fixedly connected to a compression spring 304, and the end of the telescopic short rod 303 away from the telescopic long plate 302 is fixedly connected to a fixed long column 305, and the surface of the sliding long block 301 is slidably connected to the inner wall of the support plate 107. At this time, the sliding long block 301 will be in close contact with the object to fix the object. When the object is close to the telescopic long plate 302, the telescopic long plate 302 will be stretched after being squeezed to further fix the object. The telescopic long plate 302 There are four of them, which are symmetrically arranged in the inner wall of the sliding long block 301. The telescopic short rod 303 and the fixed long column 305 are arranged on the surface of the telescopic long plate 302. The moving sliding long block 301 will slide after squeezing the object, and the fixed long column 305 will contact the surface of the object. After the sliding round rod 306 continues to stretch, the fixed long column 305 will be stretched by the telescopic short rod 303. At this time, the fixed long column 305 will squeeze the object to solve the shaking of the object. In this device, the shaking of the object is processed to prevent the shaking of the object from affecting the grasping effect.

A specific application of this embodiment is: when in use, the present invention utilizes the tension generated by the compression spring 108, and a two-way electric push rod 105, an L-shaped plate 106 and a compression spring 108 are arranged inside the device. When the two-way electric push rod 105 is started, the two-way electric push rod 105 will push the L-shaped plate 106 to slide on the inner wall of the support plate 107, and the sliding long plate 109 fixed on the top of the L-shaped plate 106 will slide together. When the two-way electric push rod 105 stops pushing, the compression spring 108 will shrink, and the shrinking compression spring 108 will generate tension on the L-shaped plate 106, and the L-shaped plate 106 and the sliding long plate 109 will shrink. During this process, the moving sliding long plate 109 will shrink to clamp the object. Under the action of the above components, the clamping effect of the object is more significant, and instability during the clamping process is avoided.

The device utilizes the thrust generated during the squeezing process between the L-shaped plate 106 and the object, and a telescopic rod 202, a rotating long plate 203 and a fixed rod 208 are arranged inside the device. After the rotating long plate 203 is squeezed by the object, it will rotate under the action of the telescopic rod 202, and the fixed round rod 204 arranged at the end of the rotating long plate 203 will drive the movable long column 206 to slide, and the movable long column 206 will push the rotating plate 205 to rotate. At this time, the sliding rotating plate 205 will fix the object, and an anti-skid plate 207 is arranged on the surface of the rotating plate 205. The anti-skid plate 207 contacts with the object to prevent slipping. Among the above-mentioned components, the rotating plate 205 and the anti-skid plate 207 fix the object to prevent the object from falling during the clamping process.

This device utilizes the extrusion force during the sliding process of the fixed rod 208. A fixed rod 208 and a sliding long plate 109 are arranged inside the device. After the object contacts the rotating long plate 203, it is pushed. During the pushing process, the fixed rod 208 will squeeze the inclined groove in the middle of the sliding long plate 109. After the sliding long plate 109 is squeezed, the telescopic spring 110 fixed on the surface of the sliding long plate 109 will shrink. At this time, the sliding long plate 109 slides under the pull of the telescopic spring 110. In this process, the four sliding long plates 109 will move, which can increase the force points of clamping, greatly improve the clamping effect, and improve the function of clamping objects.

In order to prevent the working efficiency from being affected by the shaking of the object during movement after clamping, the device is provided with a sliding round rod 306, a spring 308, a wide spring 307 and a telescopic cylindrical rod 309. During the sliding process of the L-shaped plate 106, the fixed block 112 on the surface will be driven to move. At this time, the fixed block 112 will drive the sliding round rod 306 to slide, and the telescopic cylindrical rod 309 at the end of the sliding round rod 306 will be pulled to move. The sliding round rod 306 will drive the telescopic cylindrical rod 309 and the sliding long block 301 to slide. When the sliding long block 301 contacts the object and is squeezed by the object, the wide spring 307 will be stretched, driving the telescopic long plate 302 to slide until the object reaches the surface of the sliding long block 301. This process assists in fixing the object. At the same time, the telescopic cylindrical rod 309 will be moved. The object is stretched, and the sliding long block 301 is in close contact with the object to fix the object. When the object is close to the telescopic long plate 302, the telescopic long plate 302 is stretched after being squeezed to further fix the object. Four telescopic long plates 302 are provided, which are symmetrically arranged in the inner wall of the sliding long block 301. The telescopic short rod 303 and the fixed long column 305 are arranged on the surface of the telescopic long plate 302. The sliding long block 301 that moves after squeezing the object will slide, and the fixed long column 305 will contact the surface of the object. After the sliding round rod 306 continues to stretch, the fixed long column 305 will be stretched by the telescopic short rod 303. At this time, the fixed long column 305 will squeeze the object to solve the shaking of the object. The shaking of the object is processed in the device to avoid the shaking of the object affecting the grasping effect.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides a safe building hoisting accessory, includes snatchs part (1), snatch part (1) still includes assembly pulley (101), the outer wall department fixedly connected with fixed plate (102) of assembly pulley (101), the bottom fixedly connected with of fixed plate (102) supports disc (103), the bottom fixedly connected with of supporting disc (103) is fixed cylinder (104), the bottom fixedly connected with backup pad (107) of fixed cylinder (104), its characterized in that still includes:

The fixing component (2), the fixing component (2) further comprises a fixed long block (201) fixedly connected to the bottom of the supporting plate (107), a tension spring (209) is fixedly connected to the surface of the fixed long block (201), one end, far away from the fixed long block (201), of the tension spring (209) is fixedly connected with a rotary long plate (203), and a fixed round rod (204) is fixedly connected to the inner wall of the rotary long plate (203);

The balance component (3), balance component (3) still include sliding connection at slip round bar (306) of backup pad (107) inner wall, the tip fixedly connected with flexible cylinder pole (309) of slip round bar (306), the inner wall fixedly connected with spring (308) of flexible cylinder pole (309).

2. A safety building lifting device according to claim 1, wherein: the grabbing component (1) further comprises a compression spring (108) fixedly connected to the inner wall of the supporting plate (107), one end, far away from the supporting plate (107), of the compression spring (108) is fixedly connected with an L-shaped plate (106), the bottom of the L-shaped plate (106) is slidably connected with a sliding long plate (109), and the surface of the L-shaped plate (106) is slidably connected with the inner wall of the supporting plate (107).

3. A safety building lifting device according to claim 2, characterized in that: the grabbing component (1) further comprises a telescopic spring (110) fixedly connected to the inner wall of the L-shaped plate (106), one end, far away from the L-shaped plate (106), of the telescopic spring (110) is fixedly connected with the surface of the sliding long plate (109), and a fixing block (112) is fixedly connected to the surface of the L-shaped plate (106).

4. A safety building lifting device according to claim 3, wherein: the grabbing component (1) further comprises rotating rods (111) which are rotatably connected to the inner wall of the sliding long plates (109), a plurality of sliding long plates (109) are arranged and symmetrically arranged by taking the supporting plates (107) as the middle, and the tops of the supporting plates (107) are fixedly connected with two-way electric push rods (105).

5. A safety building lifting device according to claim 4, wherein: the fixed part (2) further comprises a movable long column (206) which is rotationally connected to the end part of the fixed round rod (204), one end, far away from the fixed round rod (204), of the movable long column (206) is rotationally connected with a rotating plate (205), and the surface of the rotating plate (205) is fixedly connected with a antiskid plate (207).

6. A safety building lifting device according to claim 5, wherein: the fixed part (2) further comprises a telescopic rod (202) rotatably connected to the inner wall of the rotary long plate (203), the end part of the telescopic rod (202) is fixedly connected with the surface of the sliding long plate (109), and the inner wall of the rotary plate (205) is rotatably connected with the surface of the rotary rod (111).

7. A safety building lifting device according to claim 6, wherein: the balance component (3) further comprises a sliding long block (301) fixedly connected to the end of the sliding round rod (306), a wide spring (307) is fixedly connected to the inner wall of the sliding long block (301), a telescopic long plate (302) is fixedly connected to one end, far away from the sliding long block (301), of the wide spring (307), and one end, far away from the telescopic round rod (309), of the sliding round rod (306) is fixedly connected with the surface of the fixed block (112).

8. A safety building lifting device according to claim 7, wherein: the balance component (3) further comprises a telescopic short rod (303) fixedly connected to the surface of the telescopic long plate (302), an extrusion spring (304) is fixedly connected to the inner wall of the telescopic short rod (303), a fixed long column (305) is fixedly connected to one end, far away from the telescopic long plate (302), of the telescopic short rod (303), and the surface of the sliding long block (301) is in sliding connection with the inner wall of the supporting plate (107).