CN219709048U

CN219709048U - Construction lifting device

Info

Publication number: CN219709048U
Application number: CN202321158431.1U
Authority: CN
Inventors: 钟锐
Original assignee: Hefei Zhongjun Junke Internet Of Things Technology Co ltd
Current assignee: Hefei Zhongjun Junke Internet Of Things Technology Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-09-19
Anticipated expiration: 2033-05-15

Abstract

The utility model discloses a construction lifting device, which particularly relates to the technical field of lifting devices, and comprises a chassis, wherein a threaded column is rotatably arranged at the top of the chassis, an L-shaped plate II is sleeved on the outer side of the threaded column in a threaded manner, a worker stands on the L-shaped plate II, a motor II is started to reversely rotate, the meshing of a bevel gear III and a bevel gear IV drives a long column I, a long column II and the long column III to reversely rotate through the meshing of the bevel gear V and the bevel gear V, and further drives a protection plate II, a protection plate I and the protection plate III to upwardly rotate and be in a vertical state with the L-shaped plate II, so that the protection plate II, the protection plate I and the protection plate III can be lifted at one time, the worker is conveniently protected, the worker is prevented from falling off, the motor I can be started to reversely rotate, and then the threaded column is further driven to upwardly or upwardly move the rectangular block, the L-shaped plate II and the I-shaped plate are conveniently driven to rise or fall.

Description

Construction lifting device

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a construction lifting device.

Background

The lifting operation platform is a multifunctional lifting mechanical device, and can be divided into a fixed type lifting mechanical device, a movable type lifting mechanical device, a guide rail type lifting mechanical device, a crank arm type lifting mechanical device, a scissor type lifting mechanical device, a chain type lifting mechanical device, a loading platform and the like, and the lifting mechanical device is commonly used for rescue and decoration.

The chinese patent with publication number CN211110941U discloses a lifting device for water conservancy and hydropower construction that goes up and down stably, through the collocation setting of support frame, driving motor, wire rope and fly leaf that set up, it is rotatory to drive the runner through driving motor during the use, and then rotates wire rope, drives the fly leaf and reciprocates to played the effect that convenient to use personnel moved lifting device to the position of needs, improved the practicality of device, through the collocation setting of threaded rod and hand pole, thereby reached the effect of fixing device use position, promoted the stability of device.

However, in the above scheme, only the device is mentioned to stably rise or descend, but the lifting platform on which the feet of the staff stand lacks a protection device, the staff may lose feet and fall down, so that casualties are caused, and a certain potential safety hazard exists.

Therefore, it is necessary to invent a construction hoist.

Disclosure of Invention

The present utility model is directed to a construction hoist device, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the construction lifting device comprises a chassis, wherein a threaded column is rotationally arranged at the top of the chassis, an L-shaped plate II is sleeved on the outer side of the threaded column in a threaded manner, support rods which are symmetrically distributed are fixedly arranged at the bottom of the L-shaped plate II, vertical rods are fixedly arranged at the top of the chassis, the L-shaped plate II is in sliding connection with the vertical rods, and a protection device is arranged at the top of the L-shaped plate II;

the protection device comprises a first long column and a third long column which are rotatably arranged on two sides of an L-shaped plate, a second protection plate and a third protection plate are fixedly arranged on the outer sides of the first long column and the third long column respectively, a third bevel gear and a sixth bevel gear are fixedly arranged at one ends of the first long column and the third long column, which are far away from a vertical rod, respectively, the second long column is rotatably arranged on one side of the second L-shaped plate, which is far away from the vertical rod, a fourth bevel gear and a fifth bevel gear are fixedly arranged at two ends of the second long column respectively, the third bevel gear is connected with the fourth bevel gear in a meshed mode, the sixth bevel gear is connected with the fifth bevel gear in a meshed mode, and the first protection plate is fixedly arranged on the outer side of the second long column.

Preferably, one side of the L-shaped plate II is fixedly provided with an L-shaped plate III, the top of the L-shaped plate III is fixedly provided with a motor II, and an output shaft of the motor II penetrates through the L-shaped plate III and is fixedly connected with the long column I.

Preferably, the inner cavity of the chassis is rotationally provided with a first gear and a second gear, the first gear is meshed with the second gear, and the bottom of the threaded column penetrates through the chassis and is fixedly connected with the second gear.

Preferably, the I-shaped plate is fixedly arranged on one side, close to the vertical rod, of the second L-shaped plate, a rectangular block is fixedly arranged between the I-shaped plate and the second L-shaped plate, and the rectangular block is sleeved on the outer side of the threaded column through threads.

Preferably, the pulley that is close to the montant of I template rotation is equipped with symmetrical distribution, the slide rail has been seted up respectively to the both sides of montant, pulley slidable mounting is in the slide rail.

Preferably, the top of the chassis is fixedly provided with an L-shaped plate I, the bottom of the L-shaped plate I is fixedly provided with a motor I, and an output shaft of the motor I penetrates through the chassis and is fixedly connected with a gear I.

Preferably, the two sides of the L-shaped plate II are respectively and fixedly provided with a square I and a square III which are symmetrically distributed, one long column is rotatably arranged between the square I which are symmetrically distributed, and the other long column is rotatably arranged between the square III which are symmetrically distributed.

Preferably, the second side of the L-shaped plate, which is far away from the vertical rod, is fixedly provided with a second square block which is symmetrically distributed, and the second long column is rotatably arranged between the second square blocks which are symmetrically distributed.

Compared with the prior art, the utility model has the beneficial effects that:

1. the staff stands on the L-shaped plate II, starts the motor II to reversely rotate, drives the long column I, the long column II and the long column III to reversely rotate through the meshing of the bevel gear III and the bevel gear IV and the meshing of the bevel gear V and the bevel gear V, further drives the protection plate II, the protection plate I and the protection plate III to upwardly rotate and to be in a vertical state with the L-shaped plate II, realizes the one-time lifting of the protection plate II, the protection plate I and the protection plate III, is convenient for protecting staff, and avoids the staff from losing feet and falling;

2. the first motor can be started to rotate forward, so that the first gear and the second gear are driven to rotate, the threaded column is driven to rotate, the rectangular block, the second L-shaped plate and the I-shaped plate are further driven to move upwards, the pulley is driven to move upwards along the sliding rail, workers are conveniently driven to rise, the first motor is started to rotate reversely, the threaded column is driven to rotate reversely, the rectangular block, the second L-shaped plate and the I-shaped plate are further driven to move downwards, the pulley is driven to move downwards along the sliding rail, and the workers are conveniently driven to descend.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is a schematic view of a chassis structure provided by the present utility model;

FIG. 3 is a schematic diagram of a gear according to the present utility model;

fig. 4 is a schematic view of a vertical rod structure provided by the present utility model;

fig. 5 is a schematic diagram of a long column two structure provided by the utility model.

In the figure: 1. a chassis; 11. an L-shaped plate I; 12. a vertical rod; 122. a slide rail; 13. a threaded column; 14. an L-shaped plate II; 141. a support rod; 142. a first protection plate; 143. a second protection plate; 144. a third protection plate; 145. rectangular blocks; 148. an L-shaped plate III; 15. i-shaped plates; 151. a pulley; 19. a first motor; 191. a first gear; 192. a second gear; 21. a second motor; 22. a long column I; 221. a first block; 23. bevel gears III; 24. a second long column; 241. a second block; 25. bevel gears IV; 252. a bevel gear V; 26. a long column III; 261. a third block; 27. and a bevel gear six.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-5, the utility model provides a construction lifting device, which comprises a chassis 1, wherein a threaded column 13 is rotatably arranged at the top of the chassis 1, an L-shaped plate II 14 is sleeved outside threads of the threaded column 13, support rods 141 which are symmetrically distributed are fixedly arranged at the bottom of the L-shaped plate II 14, a vertical rod 12 is fixedly arranged at the top of the chassis 1, the L-shaped plate II 14 is in sliding connection with the vertical rod 12, and a protection device is arranged at the top of the L-shaped plate II 14;

the protection device comprises a first long column 22 and a third long column 26 which are rotatably arranged on two sides of an L-shaped plate 14, a second protection plate 143 and a third protection plate 144 are fixedly arranged on the outer sides of the first long column 22 and the third long column 26 respectively, a third bevel gear 23 and a sixth bevel gear 27 are fixedly arranged at one ends, far away from the vertical rods 12, of the first long column 22 and the third long column 26 respectively, a second long column 24 is rotatably arranged at one side, far away from the vertical rods 12, of the second L-shaped plate 14, a fourth bevel gear 25 and a fifth bevel gear 252 are fixedly arranged at two ends of the second long column 24 respectively, the third bevel gear 23 is in meshed connection with the fourth bevel gear 25, the sixth bevel gear 27 is in meshed connection with the fifth bevel gear 252, and a first protection plate 142 is fixedly arranged on the outer side of the second long column 24.

Further, an L-shaped plate III 148 is fixedly arranged on one side of the L-shaped plate II 14, a motor II 21 is fixedly arranged at the top of the L-shaped plate III 148, and an output shaft of the motor II 21 penetrates through the L-shaped plate III 148 and is fixedly connected with the long column I22, so that the long column I22 can conveniently rotate.

Further, the first gear 191 and the second gear 192 are rotatably disposed in the inner cavity of the chassis 1, the first gear 191 is engaged with the second gear 192, and the bottom of the threaded column 13 penetrates through the chassis 1 and is fixedly connected with the second gear 192, so that the threaded column 13 can rotate conveniently.

Further, an I-shaped plate 15 is fixedly arranged on one side, close to the vertical rod 12, of the second L-shaped plate 14, a rectangular block 145 is fixedly arranged between the I-shaped plate 15 and the second L-shaped plate 14, and the rectangular block 145 is sleeved on the outer side of the threaded column 13 in a threaded manner, so that the rectangular block 145 can conveniently ascend or descend.

Further, the pulley 151 that is symmetrically distributed is rotationally arranged on one side of the I-shaped board 15 close to the vertical rod 12, the sliding rails 122 are respectively arranged on two sides of the vertical rod 12, and the pulley 151 is slidably mounted in the sliding rails 122, so that the I-shaped board 15 can be conveniently lifted or lowered more easily.

Further, the top of the chassis 1 is fixedly provided with an L-shaped plate 11, the bottom of the L-shaped plate 11 is fixedly provided with a motor 19, and an output shaft of the motor 19 penetrates through the chassis 1 and is fixedly connected with a gear 191, so that the gear 191 is convenient to rotate.

Further, the two sides of the L-shaped plate two 14 are respectively and fixedly provided with a first square 221 and a third square 261 which are symmetrically distributed, the first long column 22 is rotatably installed between the first square 221 which is symmetrically distributed, and the third long column 26 is rotatably installed between the third square 261 which is symmetrically distributed, so that the first long column 22 and the third long column 26 can conveniently rotate.

Further, a second square block 241 which is symmetrically distributed is fixedly arranged on one side, far away from the vertical rod 12, of the second L-shaped plate 14, and the second long column 24 is rotatably arranged between the second square blocks 241 which are symmetrically distributed, so that the second long column 24 can conveniently rotate.

Working principle: when the scheme is used, the motor II 21 can be started to rotate forward, the long column I22 is driven to rotate forward, the bevel gear III 23 is driven to rotate forward, the bevel gear IV 25, the long column II 24 and the bevel gear V252 are driven to rotate, the bevel gear VI 27 and the long column III 26 are driven to rotate, the protection plate I142, the protection plate II 143 and the protection plate III 144 can rotate downwards at the same time, a worker can stand on the L-shaped plate II 14 conveniently, the motor II 21 is started to rotate reversely, the meshing of the bevel gear V23 and the bevel gear IV 25 drives the long column I22, the long column II 24 and the long column III 26 to rotate reversely through meshing of the bevel gear V252 and the bevel gear VI 27, and the protection plate II 143, the protection plate I142 and the protection plate III 144 are driven to rotate upwards and are in a vertical state with the L-shaped plate II 14, so that the worker can be protected conveniently, and the worker is prevented from falling due to the meshing of the bevel gear III;

the first motor 19 can be started to rotate forward, so that the first gear 191 and the second gear 192 are driven to rotate, the threaded column 13 is driven to rotate, the rectangular block 145, the second L-shaped plate 14 and the first I-shaped plate 15 are driven to move upwards, the pulley 151 is driven to move upwards along the sliding rail 122, workers are conveniently driven to lift, the first motor 19 can be started to rotate reversely, the threaded column 13 is driven to rotate reversely, the rectangular block 145, the second L-shaped plate 14 and the first I-shaped plate 15 are driven to move downwards, the pulley 151 is driven to move downwards along the sliding rail 122, and the workers are conveniently driven to descend.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Construction lifting device, including chassis (1), its characterized in that: the top of the chassis (1) is rotationally provided with a threaded column (13), an L-shaped plate II (14) is sleeved on the outer side of the threaded column (13), support rods (141) symmetrically distributed are fixedly arranged at the bottom of the L-shaped plate II (14), a vertical rod (12) is fixedly arranged at the top of the chassis (1), the L-shaped plate II (14) is in sliding connection with the vertical rod (12), and a protection device is arranged at the top of the L-shaped plate II (14);

the protection device comprises a first long column (22) and a third long column (26) which are rotatably arranged on two sides of an L-shaped plate (14), a second protection plate (143) and a third protection plate (144) are fixedly arranged on the outer sides of the first long column (22) and the third long column (26) respectively, a third bevel gear (23) and a sixth bevel gear (27) are fixedly arranged on one end, far away from a vertical rod (12), of the first long column (22) and the third long column (26), a second long column (24) is rotatably arranged on one side, far away from the vertical rod (12), of the second L-shaped plate (14), a fourth bevel gear (25) and a fifth bevel gear (252) are fixedly arranged on two ends of the second long column (24) respectively, the third bevel gear (23) is in meshed connection with the fourth bevel gear (25), the sixth bevel gear (27) is in meshed connection with the fifth bevel gear (252), and the first protection plate (142) is fixedly arranged on the outer side of the second long column (24).

2. A construction hoist apparatus according to claim 1, wherein: an L-shaped plate III (148) is fixedly arranged on one side of the L-shaped plate II (14), a motor II (21) is fixedly arranged at the top of the L-shaped plate III (148), and an output shaft of the motor II (21) penetrates through the L-shaped plate III (148) and is fixedly connected with the long column I (22).

3. A construction hoist apparatus according to claim 1, wherein: the inner cavity of the chassis (1) is rotationally provided with a first gear (191) and a second gear (192), the first gear (191) is meshed with the second gear (192), and the bottom of the threaded column (13) penetrates through the chassis (1) and is fixedly connected with the second gear (192).

4. A construction hoist apparatus according to claim 1, wherein: an I-shaped plate (15) is fixedly arranged on one side, close to the vertical rod (12), of the second L-shaped plate (14), a rectangular block (145) is fixedly arranged between the I-shaped plate (15) and the second L-shaped plate (14), and the rectangular block (145) is sleeved on the outer side of the threaded column (13) in a threaded mode.

5. A construction hoist apparatus according to claim 4, wherein: the pulley (151) symmetrically distributed is rotationally arranged on one side, close to the vertical rod (12), of the I-shaped plate (15), sliding rails (122) are respectively arranged on two sides of the vertical rod (12), and the pulley (151) is slidably mounted in the sliding rails (122).

6. A construction hoist apparatus according to claim 1, wherein: the novel electric power steering device is characterized in that an L-shaped plate I (11) is fixedly arranged at the top of the chassis (1), a motor I (19) is fixedly arranged at the bottom of the L-shaped plate I (11), and an output shaft of the motor I (19) penetrates through the chassis (1) and is fixedly connected with a gear I (191).

7. A construction hoist apparatus according to claim 1, wherein: two sides of the L-shaped plate II (14) are respectively and fixedly provided with a square I (221) and a square III (261) which are symmetrically distributed, the long column I (22) is rotatably arranged between the square I (221) which are symmetrically distributed, and the long column III (26) is rotatably arranged between the square III (261) which are symmetrically distributed.

8. A construction hoist apparatus according to claim 1, wherein: and a second square block (241) which is symmetrically distributed is fixedly arranged on one side, far away from the vertical rod (12), of the L-shaped plate (14), and the second long column (24) is rotatably arranged between the second square blocks (241) which are symmetrically distributed.