CN211521517U

CN211521517U - Lifting frame for indoor decoration

Info

Publication number: CN211521517U
Application number: CN201922496285.3U
Authority: CN
Inventors: 王全民; 宫永生; 姚东旭; 孙勇
Original assignee: Beijing Fusang Building Decoration Co ltd
Current assignee: Beijing Fusang Building Decoration Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of the technique of interior decoration and specifically relates to a crane for interior decoration is related to, it includes the support body, the support body includes operation panel, bottom plate and is used for rising and the elevating gear who reduces the operation panel, elevating gear arranges in between operation panel and the bottom plate, and elevating gear is articulated with the bottom plate, be provided with a plurality of pulleys on the bottom plate, the pulley is articulated with the bottom plate, still be provided with on the bottom plate and be used for the rotating device who expandes the pulley and be used for making the automatic resetting means who packs up of pulley, rotating device and pulley fixed connection. The utility model discloses increase pulley and ground area of contact's effect has.

Description

Lifting frame for indoor decoration

Technical Field

The utility model belongs to the technical field of the technique of interior decoration and specifically relates to a crane for interior decoration is related to.

Background

At present, indoor decoration and fitment mainly comprise painting of a wall body and installation of equipment, and in the process, when the wall body at a high position is painted and installed, an operator needs to adopt a frame body to operate.

The existing multifunctional mounting rack for interior decoration disclosed in Chinese patent with patent publication number CN208251590U comprises a pedal frame, a first pedal, a second pedal and a supporting rod, wherein the supporting rod is arranged below the pedal frame, a first telescopic device is arranged in the middle of the supporting rod, universal wheels are arranged at the bottom of the supporting rod, rotating shafts are arranged at the left end and the right end of the pedal frame, the first pedal and the second pedal are arranged in the pedal frame, the first pedal is positioned on the left side of the second pedal, the second telescopic devices are arranged at the front end and the rear end of the pedal frame, trapezoidal ladder stands are arranged on the left side and the right side of the pedal frame, the trapezoidal ladder stands are positioned below the pedal frame, a lifting device is arranged in the left front of the pedal frame, a rotating seat is arranged above the lifting device, a laser scriber is arranged on the rotating seat, and an automatic time.

The above prior art solutions have the following drawbacks: the bottom of the multifunctional mounting frame is supported by the wheels, the contact surface between the wheels and the base surface is small, the friction force is small, the slipping phenomenon is easy to occur, and the danger is brought to operating personnel working above the multifunctional mounting frame.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a not enough to prior art exists, one of the purposes of the utility model is to provide a crane for interior decoration, it has set up rotating device and resetting means, makes the pulley can expand and pack up automatically to realize increase pulley and ground area of contact's purpose.

The above object of the present invention is achieved by the following technical solutions: the lifting frame for interior decoration comprises a frame body, wherein the frame body comprises an operation table, a bottom plate and a lifting device used for rising and lowering the operation table, the lifting device is arranged between the operation table and the bottom plate and is hinged to the bottom plate, a plurality of pulleys are arranged on the lifting plate and are hinged to the bottom plate, a rotating device used for unfolding the pulleys and a reset device used for enabling the pulleys to be automatically folded are further arranged on the bottom plate, and the rotating device is fixedly connected with the pulleys.

Through adopting above-mentioned technical scheme, elevating gear is used for rising and lowering operation panel to the height of adjustment operation panel. The rotating device is used for unfolding the pulley to enable the pulley to be in contact with the ground, the resetting device is used for automatically retracting the pulley, and when the frame body is used, the pulley is retracted to enable the bottom plate to be in contact with the ground, so that the contact area between the frame body and the ground is increased; when the frame body is moved, the pulley can be unfolded to be in contact with the ground, so that the frame body is convenient to move.

The present invention may be further configured in a preferred embodiment as: the mounting groove has been seted up on the bottom plate, it has the axis of rotation to run through in the mounting groove, and resetting means arranges the mounting groove in, and resetting means sets up to a volute spiral spring, and the volute spiral spring cover is established in the axis of rotation, the tip axis of rotation fixed connection of volute spiral spring's inner circle, the tip of volute spiral spring outer lane and the inner wall fixed connection of mounting groove, the bottom plate is worn out at the both ends of axis of rotation, the pulley sets up at the both ends of axis of rotation, is provided with the rotor plate on the pulley, and rotor plate one end is connected with the pulley rotation.

Through adopting above-mentioned technical scheme, the axis of rotation makes the pulley of bottom plate both sides can the linkage, and volute spiral spring is in order to realize making the purpose that the pulley can be packed up automatically.

The present invention may be further configured in a preferred embodiment as: the rotating device comprises a box body and a locking device arranged in the shell, the box body is fixedly connected with the bottom plate, the locking device comprises a ratchet wheel and a pawl, the ratchet wheel is meshed with the pawl, the ratchet wheel is coaxially fixed at the end of the rotating shaft, an arc-shaped groove and a limiting groove are formed in the box body, a rotating shaft is arranged on the pawl in a penetrating mode, one end of the rotating shaft is rotatably connected with the bottom plate, and the other end of the rotating shaft penetrates through the arc-shaped groove and is fixedly provided with a handle.

Through adopting above-mentioned technical scheme, the user holds the handle, rotates the pawl along the arc wall, can separate pawl and ratchet, and when the pawl pivoted, operating personnel can pull the rotor plate and make the pulley rotate along the axis of pivot, when the rotor plate rotated the tank bottom butt with the spacing groove, the rotor plate was perpendicular with the bottom plate this moment, removed the handle, made pawl and ratchet carry out the joint, fixed with the pulley.

The present invention may be further configured in a preferred embodiment as: the pawl is provided with a reset pressure spring used for enabling the pawl to automatically reset to be in butt joint with the ratchet wheel, one end of the reset pressure spring is fixedly connected with the pawl, and the other end of the reset pressure spring is fixedly connected with the shell.

Through adopting above-mentioned technical scheme, the pressure spring that resets is used for making pawl automatic re-setting to with the ratchet butt state, the pressure spring that resets has simultaneously strengthened pawl and ratchet joint structure.

The present invention may be further configured in a preferred embodiment as: the lifting device comprises a telescopic frame and a driving part used for driving the telescopic frame to stretch, the driving part is arranged on the telescopic frame, the telescopic frame is hinged with the bottom plate, and the telescopic frame is connected with the operating platform in a sliding mode.

Through adopting above-mentioned technical scheme, the expansion bracket is used for making the operation panel rise or fall to reach the purpose of adjusting the operation panel height, the drive is used for driving the expansion bracket extension or shrink.

The present invention may be further configured in a preferred embodiment as: the lower fixed surface of operation panel is provided with the connecting plate, has seted up the channel on the connecting plate, the expansion bracket includes support arm one, support arm two, support arm three and support arm four, and support arm one and support arm two cross arrangement just are articulated at the cross section, and support arm one and support arm two one end all are provided with the runner, and runner sliding fit is in the channel, support arm three and support arm four cross arrangement just are articulated at the cross section, and support arm three one end and support arm two deviate from the one end of runner articulated, and the other end is articulated with the bottom plate, and support arm four one end and support arm one deviate from the tip of runner articulated, and the other end is articulated with the bottom plate, all seted up the hinge groove on support arm one and the support arm two, wear to.

Through adopting above-mentioned technical scheme, when the angle between support arm one and the support arm three increases, the runner removes in the groove, and the expansion bracket extension this moment, with operation panel jack-up, when the angle between support arm one and the support arm three reduces the messenger, the runner removes in the groove, and the expansion bracket shrink this moment falls the operation panel.

The present invention may be further configured in a preferred embodiment as: the driving part comprises a driving motor, a lead screw and a nut seat, the driving motor is fixed at the intersection of the third articulated arm and the fourth articulated arm, the driving motor is coaxially fixed with the lead screw, the nut seat is sleeved on the lead screw, the lead screw is in threaded connection with the nut seat, and the nut seat is fixedly connected with the fixing part.

By adopting the technical scheme, the screw rod rotates while the driving motor rotates, the nut seat moves on the screw rod, and then the expansion bracket is expanded or contracted, so that the purpose of adjusting the height of the operating platform is achieved.

The present invention may be further configured in a preferred embodiment as: the lower surface of operation panel is provided with the telescoping device that is used for placing the instrument put the thing box and is used for will putting the thing box and stretch out the operation panel, telescoping device and operation panel fixed connection, put thing box and operation panel fixed connection.

Through adopting above-mentioned technical scheme, put the thing box and can be used to placing articles such as instrument, telescoping device is used for making to put the thing and stretch out the bottom of operation panel or withdraw the operation panel.

The present invention may be further configured in a preferred embodiment as: the telescopic device comprises a shell, the storage box is arranged in the shell, an opening of the storage box is formed in the shell through the opening, a supporting portion, a telescopic structure and a driving piece are arranged in the shell, the supporting portion comprises a supporting sleeve and a supporting rod, the supporting sleeve is fixedly arranged on the lower surface of the operating platform, one end of the supporting rod is arranged in the supporting sleeve, the other end of the supporting sleeve is fixedly connected with the lower surface of the storage box, the telescopic structure comprises a rack and a rotating gear, the rack is fixedly connected with the ground of the storage box, the driving piece is arranged to be a rotating motor, the rotating gear is coaxially fixed on the rotating motor, and the rotating gear extends out of.

By adopting the technical scheme, the rotating gear is coaxially fixed on the rotating motor, the rotating gear extends out of the shell, and the rotating motor is arranged outside the shell and fixedly connected with the shell. The rotating gear rotates when the rotating motor rotates, the rack moves due to the rotation of the rotating gear, and the rack moves to drive the storage box to extend out of or retract into the shell.

The present invention may be further configured in a preferred embodiment as: and a protective railing is fixedly arranged on the upper surface of the operating platform.

Through adopting above-mentioned technical scheme for strengthen the installation guarantee for the operating personnel who works on the operation panel.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the lifting device is used for lifting and lowering the operation table to adjust the height of the operation table. The rotating device is used for unfolding the pulley to enable the pulley to be in contact with the ground, the resetting device is used for automatically retracting the pulley, and when the frame body is used, the pulley is retracted to enable the bottom plate to be in contact with the ground, so that the contact area between the frame body and the ground is increased; when the frame body is moved, the pulley can be unfolded to be in contact with the ground, so that the frame body can be moved conveniently;

2. the axis of rotation makes the pulley of bottom plate both sides can link, volute spiral spring is in order to realize making the purpose that the pulley can be packed up automatically, and the user holds the handle, rotates the pawl along the arc wall, can separate pawl and ratchet, and when the pawl pivoted, operating personnel can pull the rotor plate and make the pulley rotate along the axis of pivot, when the rotor plate rotates to the tank bottom butt with the spacing groove, the rotor plate is perpendicular with the bottom plate this moment, removes the handle, makes pawl and ratchet carry out the joint, and is fixed with the pulley.

Drawings

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

Fig. 2 is a schematic view showing a sectional structure of a spiral spring.

Fig. 3 is a schematic view showing the entire structure of the driving section.

Fig. 4 is a schematic view showing a telescopic structure.

Reference numerals: 1. a frame body; 2. an operation table; 20. a connecting plate; 21. a channel; 22. a storage box; 23. a protective rail; 3. a base plate; 30. mounting grooves; 31. a rotating shaft; 4. a lifting device; 40. a telescopic frame; 400. a first supporting arm; 401. a second supporting arm; 402. a third supporting arm; 403. a fourth supporting arm; 404. a rotating wheel; 405. a hinge slot; 406. a fixing member; 41. a drive section; 410. a drive motor; 411. a lead screw; 412. a nut seat; 5. a pulley; 50. a rotating plate; 6. a box body; 60. an arc-shaped slot; 61. a limiting groove; 7. a locking device; 70. a ratchet wheel; 71. a pawl; 710. a rotating shaft; 711. a handle; 72. resetting the pressure spring; 8. a volute spiral spring; 9. a housing; 90. an opening; 91. a support portion; 910. a support sleeve; 911. a support bar; 92. a telescopic structure; 920. a rack; 921. a rotating gear; 93. a drive member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): the lifting frame for interior decoration comprises a frame body 1, wherein the frame body 1 comprises an operation table 2, a bottom plate 3 and a lifting device 4, the lifting device 4 is arranged between the operation table 2 and the bottom plate 3, the lifting device 4 is hinged to the bottom plate 3, the lifting device 4 is in sliding connection with the operation table 2, and the lifting device 4 is used for lifting and lowering the operation table 2 so as to adjust the height of the operation table 2. The bottom plate 3 is provided with a rotating device, a resetting device and a plurality of pulleys 5, the pulleys 5 are hinged to the bottom plate 3, the rotating device is fixedly connected with the pulleys 5, the rotating device is used for unfolding the pulleys 5 to enable the pulleys 5 to be in contact with the ground, and the resetting device is used for automatically retracting the pulleys 5.

As shown in fig. 2, a rotating shaft 31 penetrates through the bottom plate 3, pulleys 5 are disposed at both ends of the rotating shaft 31, a rotating plate 50 is disposed on the pulleys 5, one end of the rotating plate 50 is rotatably connected with the pulleys 5, and the other end of the rotating plate 50 is fixedly mounted on the rotating shaft 31. The rotating device comprises a box body 6 and a locking device 7 arranged in a shell 9, the box body 6 is fixedly connected with the bottom plate 3, the locking device 7 comprises a ratchet wheel 70 and a pawl 71, the ratchet wheel 70 is meshed with the pawl 71, the ratchet wheel 70 is coaxially fixed at the end part of the rotating shaft 31, a rotating shaft 710 penetrates through the pawl 71, one end of the rotating shaft 710 is rotatably connected with the bottom plate 3, an arc-shaped groove 60 and a limiting groove 61 are formed in the box body 6, and the other end of the rotating shaft 710 penetrates through the arc-shaped groove 60 and is fixedly provided with a handle 711. A reset pressure spring 72 is arranged on the pawl 71, the reset pressure spring 72 is used for enabling the pawl 71 to be automatically reset to be in an abutting state with the ratchet wheel 70, and meanwhile, the reset pressure spring 72 strengthens a clamping structure of the pawl 71 and the ratchet wheel 70.

A user holds the handle 711 by hand, rotates the pawl 71 along the arc-shaped groove 60, can separate the pawl 71 from the ratchet wheel 70, and when the pawl 71 rotates, the operator can pull the rotating plate 50 to enable the pulley 5 to rotate along the axis of the rotating shaft 710, and when the rotating plate 50 rotates to abut against the groove bottom of the limiting groove 61, the rotating plate 50 is perpendicular to the bottom plate 3 at the moment, the handle 711 is loosened, and the pawl 71 is automatically clamped with the ratchet wheel 70 to fix the pulley 5.

As shown in the figure, the mounting groove 30 has been seted up on the bottom plate 3, and axis of rotation 31 runs through the mounting groove 30, and resetting means sets up to a spiral spring 8 in arranging the mounting groove 30 in, and spiral spring 8 cover is established on axis of rotation 31, the tip axis of rotation 31 fixed connection of spiral spring 8's inner circle, the tip of spiral spring 8 outer lane and the inner wall fixed connection of mounting groove 30.

As shown in fig. 3, the lifting device 4 includes an expansion bracket 40 and a driving portion 41 for driving the expansion bracket 40 to expand and contract, the driving portion 41 is disposed on the expansion bracket 40, the expansion bracket 40 is hinged to the base plate 3, and the expansion bracket 40 is slidably connected to the operation table 2. The lower surface of the operating table 2 is fixedly provided with a connecting plate 20, the connecting plate 20 is provided with a channel 21, the telescopic frame 40 comprises a first supporting arm 400, a second supporting arm 401, a third supporting arm 402 and a fourth supporting arm 403, the first supporting arm 400 and the second supporting arm 401 are arranged in a crossed manner and hinged at the crossed position, one ends of the first supporting arm 400 and the second supporting arm 401 are provided with rotating wheels 404, and the rotating wheels 404 are in sliding fit in the channel 21; the third support arm 402 and the fourth support arm 403 are arranged in a crossed manner and hinged at the crossed position, one end of the third support arm 402 is hinged with one end of the second support arm 401 departing from the rotating wheel 404, the other end of the third support arm 402 is hinged with the bottom plate 3, one end of the fourth support arm 403 is hinged with the end part of the first support arm 400 departing from the rotating wheel 404, and the other end of the fourth support arm 403 is hinged with the. The first support arm 400 and the second support arm 401 are both provided with a hinge groove 405, a fixing piece 406 penetrates through the hinge groove 405, the driving part 41 comprises a driving motor 410, a lead screw 411 and a nut seat 412, the driving motor 410 is fixed at the intersection of the third hinge arm and the fourth hinge arm, the driving motor 410 and the lead screw 411 are coaxially fixed, the nut seat 412 is sleeved on the lead screw 411, the lead screw 411 is in threaded connection with the nut seat 412, and the nut seat 412 is fixedly connected with the fixing piece 406. When the driving motor 410 rotates, the lead screw 411 rotates, and the nut base 412 moves on the lead screw 411, so as to expand or contract the telescopic frame 40, thereby achieving the purpose of adjusting the height of the operation platform 2.

As shown in the figure, the upper surface of the operation platform 2 is fixedly provided with a protective railing 23, and the lower surface of the operation platform 2 is provided with a storage box 22 for placing tools and a telescopic device for extending the storage box 22 out of the operation platform 2. As shown in fig. 4, the telescopic device includes a housing 9, the storage box 22 is disposed in the housing 9, and an opening 90 is opened on the housing 9 for allowing the storage box 22 to pass through. Be provided with supporting part 91, extending structure 92 and driving piece 93 in the casing 9, supporting part 91 includes support sleeve 910 and bracing piece 911, and support sleeve 910 fixed mounting is in the lower surface of operation panel 2, and bracing piece 911 one end is arranged in support sleeve 910, and the other end is connected with the lower fixed surface of putting thing box 22. The telescopic structure 92 comprises a rack 920 and a rotating gear 921, the rack 920 is fixedly connected with the ground of the storage box 22, the driving part 93 is provided with a rotating motor, the rotating gear 921 is coaxially fixed on the rotating motor, the rotating gear 921 extends out of the casing 9, and the rotating motor is arranged outside the casing 9 and is fixedly connected with the casing 9. When the rotating motor rotates, the rotating gear 921 rotates to move the rack 920, and the rack 920 moves to drive the storage box 22 to extend out of or retract into the housing 9.

The implementation principle of the embodiment is as follows: when the frame body 1 is used, the handle 711 is pulled to enable the pawl 71 to rotate away from the ratchet wheel 70, at the moment, the volute spiral spring 8 contracts, the pulley 5 automatically enables the bottom plate 3 to be in contact with the ground; when the frame body 1 needs to be moved, an operator holds the handle 711 and moves the handle 711, so that the pawl 71 rotates away from the ratchet wheel 70, pulls the pulley 5 at the moment, the pulley 5 is abutted to the limiting groove 61, the handle 711 is loosened, the pawl 71 is automatically clamped with the ratchet wheel 70, and the pulley 5 is contacted with the ground at the moment; when an operator works on the frame body 1, the driving motor 410 is driven to drive the telescopic frame 40 to extend or contract so as to adjust the height of the operating platform 2; when the tool needs to be used and placed, the rotating motor is driven, the rotating gear 921 rotates, the rack 920 extends, and the storage box 22 extends out of the housing 9.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. Crane for interior decoration, its characterized in that: including support body (1), support body (1) is including operation panel (2), bottom plate (3) and be used for rising and lowering elevating gear (4) of operation panel (2), elevating gear (4) are arranged in between operation panel (2) and bottom plate (3), and elevating gear (4) are articulated with bottom plate (3), be provided with a plurality of pulleys (5) on bottom plate (3), pulley (5) are articulated with bottom plate (3), still be provided with on bottom plate (3) and be used for the rotating device who expandes pulley (5) and be used for making the automatic resetting means who packs up of pulley (5), rotating device and pulley (5) fixed connection.

2. The lift frame for interior decoration according to claim 1, wherein: the mounting groove (30) has been seted up on bottom plate (3), run through axis of rotation (31) in mounting groove (30), resetting means arranges in mounting groove (30), and resetting means sets up to one spiral wound spring (8), and spiral wound spring (8) cover is established on axis of rotation (31), tip axis of rotation (31) fixed connection of the inner circle of spiral wound spring (8), the tip of spiral wound spring (8) outer lane and the inner wall fixed connection of mounting groove (30), bottom plate (3) are worn out at the both ends of axis of rotation (31), pulley (5) set up the both ends at axis of rotation (31), are provided with rotor plate (50) on pulley (5), and rotor plate (50) one end is rotated with pulley (5) and is connected, and rotor plate (50) other end fixed mounting is on axis of rotation (31).

3. The lifting frame for indoor decoration according to claim 2, wherein the rotating device comprises a box body (6) and a locking device (7) arranged in the shell (9), the box body (6) is fixedly connected with the bottom plate (3), the locking device (7) comprises a ratchet wheel (70) and a pawl (71), the ratchet wheel (70) is meshed with the pawl (71), the ratchet wheel (70) is coaxially fixed at the end part of the rotating shaft (31), the box body (6) is provided with an arc-shaped groove (60) and a limiting groove (61), the pawl (71) is provided with a rotating shaft (710) in a penetrating mode, one end of the rotating shaft (710) is rotatably connected with the bottom plate (3), and the other end of the rotating shaft (710) penetrates through the arc-shaped groove (60) and is fixedly provided with a handle (711).

4. The lifting frame for indoor decoration according to claim 3, wherein the pawl (71) is provided with a reset pressure spring (72) for automatically resetting the pawl (71) to a state of abutting against the ratchet wheel (70), one end of the reset pressure spring is fixedly connected with the pawl (71), and the other end of the reset pressure spring is fixedly connected with the shell (9).

5. Lifting frame for interior decoration according to claim 1, wherein the lifting device (4) comprises a telescopic frame (40) and a driving part (41) for driving the telescopic frame (40) to extend and retract, the driving part (41) is arranged on the telescopic frame (40), the telescopic frame (40) is hinged with the base plate (3), and the telescopic frame (40) is connected with the operating platform (2) in a sliding manner.

6. The lift frame for interior decoration according to claim 5, wherein a connecting plate (20) is fixedly arranged on the lower surface of the operating platform (2), a channel (21) is formed in the connecting plate (20), the telescopic frame (40) comprises a first supporting arm (400), a second supporting arm (401), a third supporting arm (402) and a fourth supporting arm (403), the first supporting arm (400) and the second supporting arm (401) are arranged in a crossed manner and hinged at the crossed position, rotating wheels (404) are arranged at one ends of the first supporting arm (400) and the second supporting arm (401), the rotating wheels (404) are in sliding fit in the channel (21), the third supporting arm (402) and the fourth supporting arm (403) are arranged in a crossed manner and hinged at the crossed position, one end of the third supporting arm (402) is hinged with one end of the second supporting arm (401) departing from the rotating wheels (404), the other end of the third supporting arm is hinged with the base plate (3), one end of the fourth supporting arm (403) is, the other end is hinged with the bottom plate (3), the first support arm (400) and the second support arm (401) are both provided with a hinge groove (405), and a fixing piece (406) is arranged in the hinge groove (405) in a penetrating way.

7. The lift frame for indoor decoration according to claim 6, wherein the driving part (41) comprises a driving motor (410), a lead screw (411) and a nut seat (412), the driving motor (410) is fixed at the intersection of the third hinged arm and the fourth hinged arm, the driving motor (410) is coaxially fixed with the lead screw (411), the nut seat (412) is sleeved on the lead screw (411), the lead screw (411) is in threaded connection with the nut seat (412), and the nut seat (412) is fixedly connected with the fixing part (406).

8. The lift for interior decoration according to claim 7, wherein the lower surface of the operating platform (2) is provided with a storage box (22) for placing tools and a telescopic device for extending the storage box (22) out of the operating platform (2), the telescopic device is fixedly connected with the operating platform (2), and the storage box (22) is fixedly connected with the operating platform (2).

9. The lifting rack for indoor decoration according to claim 8, wherein the telescopic device comprises a shell (9), the storage box (22) is arranged in the shell (9), the shell (9) is provided with an opening (90) through which the storage box (22) can pass, a supporting part (91), a telescopic structure (92) and a driving part (93) are arranged in the shell (9), the supporting part (91) comprises a supporting sleeve (910) and a supporting rod (911), the supporting sleeve (910) is fixedly arranged on the lower surface of the operating platform (2), one end of the supporting rod (911) is arranged in the supporting sleeve (910), the other end of the supporting rod is fixedly connected with the lower surface of the storage box (22), the telescopic structure (92) comprises a rack (920) and a rotating gear (921), the rack (920) is fixedly connected with the ground of the storage box (22), and the driving part (93) is arranged as a rotating motor, the rotating gear (921) is coaxially fixed on the rotating motor, the rotating gear (921) extends out of the shell (9), and the rotating motor is arranged outside the shell (9) and fixedly connected with the shell (9).

10. Crane for interior finishing according to claim 9, wherein a guard rail (23) is fixedly arranged on the upper surface of the operating platform (2).