CN219217206U - Protective door assembly of construction elevator - Google Patents

Abstract

The utility model relates to the technical field of construction elevators, in particular to a protective door assembly of a construction elevator, comprising an inner protective door and an outer protective door, the inner protective door includes a first side frame, and one side of the first side frame Both ends are provided with horizontal frames, one side of the horizontal frame is provided with a second side frame, the inner side of the horizontal frame is provided with a block, and the inside of the first side frame is provided with a winding rod. A transmission motor is installed on the upper side of the first side frame corresponding to the position of the winding rod, and a roller blind is installed on the outside of the winding rod. Alignment holes are provided on the inner side of the frame. The utility model uses the rolling shutter to close and open the inner door. The rolling shutter occupies a small space and can be fully opened. The outer protective door is a guardrail structure, which can clearly watch the opening of the inner protective door. It can be turned over and opened as a cushion. The board drives the shutter to move through the block and automatically opens and closes.

Description

A protective door assembly for a construction lift

technical field

The utility model relates to the technical field of construction elevators, in particular to a protective door assembly of a construction elevator.

Background technique

The construction elevator is a manned and cargo-carrying construction machine often used in construction. It is mainly used in various types of urban high-rise and super high-rise buildings. It is also called a construction elevator. The protective door of the construction elevator reduces the risk of internal materials or personnel falling. Greatly improve the safety of the elevator. For example, a Chinese patent discloses a protective door for a construction elevator (authorized announcement number CN215248972U). After the user of this patented technology enters the hoistway, the second protective door is closed first, and then the first protective door is closed. , locked by the latch, the protective door can block the well from the outside, and lock it from the inside, so that external construction personnel cannot enter the well; only when the protective door is closed, the construction hoist starts to run, ensuring that the protective door is closed when the construction elevator is running , to ensure safety;

But when the protective door assembly of the existing disclosed construction hoist is used in practice, there are still some defects that need to be improved, for example:

①A double-door split structure is adopted, the installation of the door body takes up a lot of space, and the small degree of opening completely affects the handling of building materials;

②The door panel and the door frame need to be locked manually, which is less convenient and poses a safety hazard. Therefore, those skilled in the art provide a protective door assembly of a construction hoist to solve the problems raised in the background art above.

Utility model content

The purpose of this utility model is to provide a protective door assembly of a construction hoist to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A protective door assembly of a construction elevator, comprising an inner protective door and an outer protective door, the outer protective door is located at the rear side of the inner protective door;

The inner protective door includes a first side frame, a horizontal frame is arranged at both ends of one side of the first side frame, a second side frame is arranged on one side of the horizontal frame, and the horizontal frame The inner side is provided with a block, the inside of the first side frame is provided with a winding rod, the upper side of the first side frame is installed at the position corresponding to the winding rod, and a transmission motor is installed on the outside of the winding rod. Roller blinds, alignment rods are arranged on one side of the combined block, and alignment holes are arranged on the inner side of the second side frame;

The outer protective door includes an outer door frame, and an outer door panel is installed on the inner side of the outer door frame.

As a further solution of the present utility model: a screw rod is provided on the inner side of the horizontal frame, a chute is opened on the inner side of the horizontal frame, sliders are arranged at both ends of the block, and the second A screw motor is installed at a position corresponding to the screw screw inside the side frame.

As a further solution of the utility model: a card slot is opened on the upper side of the outer door frame, an adjustment slot is opened on the rear end of the outer door panel, a slide bar is installed on the inside of the adjustment slot, and the outside of the slide bar A block is provided, and a spring is provided outside the slide bar.

As a further solution of the present invention: the winding rod is rotated at the inner position of the first side frame through the transmission motor, one end of the roller blind is wound at the outer position of the winding rod, and the The other end is fixed at one side of the block.

As a further solution of the present invention: the position of the alignment rod corresponds to the position of the alignment hole, and the alignment rod is engaged with the inner position of the alignment hole.

As a further solution of the utility model: the slider slides at the inner side of the chute, the screw rotates at the outer end of the slider, and the screw rotates at the inner side of the horizontal frame through the screw motor location.

As a further solution of the present utility model: the position of the clamping block corresponds to the clamping groove, one end of the slide bar slides at the inner position of the outer door panel, and the clamping block slides at the inner position of the adjustment slot through the slide bar At the position, the locking block is engaged with the inner position of the locking slot.

Compared with the prior art, the beneficial effects of the utility model are:

①The protective door assembly of the construction elevator of the utility model closes and opens the inner door through the rolling shutter. The rolling shutter occupies a small space and has a high opening degree. The outer protective door is a guardrail structure, and the opening of the inner protective door can be clearly observed. It can be turned over and opened as a backing plate, which is conducive to the handling of building materials;

②By combining the blocks to drive the roller blind to move and open and close automatically, avoiding the trouble of manual operation and improving safety.

Description of drawings

Fig. 1 is a structural schematic diagram of a protective door assembly of a construction lift;

Fig. 2 is a perspective view of an inner protective door in a protective door assembly of a construction lift;

Fig. 3 is a structural schematic diagram of part A in Fig. 2 of a protective door assembly of a construction elevator;

Fig. 4 is a structural schematic diagram of the outer protective door in the protective door assembly of a construction lift;

Fig. 5 is a structural schematic diagram of part B in Fig. 4 of a protective door assembly of a construction elevator.

In the figure: 1. Inner protective door; 2. Outer protective door; 3. First side frame; 4. Horizontal frame; 5. Second side frame; 6. Combined block; 7. Winding rod; 8. Roller shutter; 9. Alignment rod; 10. Alignment hole; 11. Outer door frame; 12. Outer door panel; 13. Chute; 14. Slider; 15. Screw rod; 16. Screw motor; 17. Card slot; 18. Adjustment slot; 19, slide bar; 20, block; 21, spring; 22, transmission motor.

Detailed ways

Please refer to Figures 1 to 5. In an embodiment of the utility model, a protective door assembly of a construction elevator includes an inner protective door 1 and an outer protective door 2. The outer protective door 2 is located at the rear side of the inner protective door 1. The inner protective door The protective door 1 includes a first side frame 3, a horizontal frame 4 is arranged at both ends of one side of the first side frame 3, a second side frame 5 is arranged on one side of the horizontal frame 4, and a second side frame 5 is arranged on the inner side of the horizontal frame 4. There is a block 6, the inside of the first side frame 3 is provided with a winding rod 7, the upper side of the first side frame 3 is equipped with a transmission motor 22 at a position corresponding to the winding rod 7, and a winding rod 7 is installed on the outside of the winding rod 7. Curtain 8, one side of block 6 is provided with aligning rod 9, the inner side of second side frame 5 is provided with aligning hole 10, and outer protection door 2 comprises outer door frame 11, and the inner side of outer door frame 11 is equipped with outer door panel 12, The winding rod 7 is rotated at the inner side of the first side frame 3 by the transmission motor 22, one end of the roller blind 8 is wound at the outer position of the winding rod 7, and the other end of the roller blind 8 is fixed on one side of the block 6. At the side position, the alignment rod 9 corresponds to the position of the alignment hole 10, and the alignment rod 9 is engaged with the inner position of the alignment hole 10. First, fix the inner protective door 1 to the installation place of the elevator door, and put the outer The protective door 2 is fixed to the inner wall of the construction building, and the installation is completed. Then, when the elevator drives the inner protective door 1 to move to the position of the outer protective door 2, it rotates and opens the outer door panel 12, and the outer door panel 12 is tiled to the ground. The inner side of the horizontal frame 4 slides, the alignment rod 9 is pulled out of the alignment hole 10, the transmission motor 22 runs to drive the winding rod 7 to rotate, the winding rod 7 winds the roller blind 8, and the building materials are transported into the elevator. After transportation, the transmission The operation of the motor 22 drives the winding rod 7 to rotate, the winding rod 7 releases the roller blind 8, the block 6 slides on the inner side of the horizontal frame 4, the alignment rod 9 is inserted into the alignment hole 10, and the block 6 drives the roller blind 8 to close the inside Protective door 1, outer door panel 12 rotates inboard of outer door frame 11, closes outer protective door 2.

In Fig. 2, 3: the inner side of horizontal frame 4 is provided with screw mandrel 15, and the inner side of horizontal frame 4 is provided with chute 13, and the two ends positions of block 6 are all provided with slide block 14, and the second side frame 5 A screw motor 16 is installed at the position corresponding to the screw mandrel 15 inside, the slider 14 slides at the inner position of the chute 13, the screw mandrel 15 rotates at the outer end position of the slider 14, and the screw mandrel 15 passes through the screw motor 16 Rotating at the inner side of the horizontal frame 4, the screw motor 16 runs to drive the screw 15 to rotate, the screw 15 rotates inside the slider 14, and the slider 14 slides inside the chute 13 to drive the combined block 6 on the horizontal frame 4. The inner side of the alignment rod 9 is pulled out of the alignment hole 10, the driving motor 22 runs to drive the winding rod 7 to rotate, the winding rod 7 winds the roller blind 8, and the building materials are transported to the elevator. After transportation, the transmission motor 22 runs Drive the winding rod 7 to rotate, the winding rod 7 releases the roller blind 8, the screw motor 16 runs to drive the screw 15 to rotate, the screw 15 rotates inside the slider 14, and the slider 14 slides inside the chute 13 to drive The block 6 slides inside the horizontal frame 4, the alignment rod 9 is inserted into the alignment hole 10, and the block 6 drives the rolling shutter 8 to close the inner protective door 1.

In Figures 4 and 5: the upper side of the outer door frame 11 is provided with a card slot 17, the rear end of the outer door panel 12 is provided with an adjustment slot 18, the inside of the adjustment slot 18 is equipped with a slide bar 19, and the outside of the slide bar 19 is provided with a card slot. Block 20, a spring 21 is provided on the outside of the slide bar 19, the position of the block 20 corresponds to the slot 17, one end of the slide bar 19 slides at the inner position of the outer door panel 12, and the block 20 slides in the adjustment through the slide bar 19. At the inner position of the slot 18, the block 20 is engaged with the inner position of the slot 17, the slide bar 19 slides inside the adjustment slot 18, the spring 21 shrinks, the block 20 slides out of the slot 17, and the outer door panel 12 is opened by turning. , the outer door panel 12 is flattened to the ground, the combined block 6 drives the roller shutter 8 to close the inner protective door 1, the outer door panel 12 rotates inside the outer door frame 11, the slide bar 19 slides inside the adjustment groove 18, the spring 21 shrinks, and the block 20 Slide into the adjustment slot 18, when the block 20 moves to the position of the slot 17, release the block 20, the spring 21 stretches the slide bar 19 to slide inside the adjustment slot 18, and pushes the block 20 into the inside of the slot 17, closing Outer protective door 2.

The working principle of the utility model is as follows: first, fix the inner protective door 1 to the installation place of the elevator door, fix the outer protective door 2 to the inner wall of the construction building, and complete the installation; then, the elevator drives the inner protective door 1 to move to the outer protective door. When the door 2 is in the position, the slide bar 19 slides inside the adjustment slot 18, the spring 21 shrinks, the block 20 slides out of the slot 17, turns to open the outer door panel 12, and the outer door panel 12 is tiled to the ground, and the screw motor 16 runs to drive The screw rod 15 rotates, the screw rod 15 rotates inside the slider 14, the slider 14 slides inside the chute 13 and drives the block 6 to slide inside the horizontal frame 4, the alignment rod 9 is pulled out of the alignment hole 10, and the transmission The motor 22 runs to drive the winding rod 7 to rotate, and the winding rod 7 winds the roller blind 8 to transport the building materials into the elevator. , the screw motor 16 runs to drive the screw 15 to rotate, the screw 15 rotates inside the slider 14, the slider 14 slides inside the chute 13 and drives the combined block 6 to slide inside the horizontal frame 4, and the alignment rod 9 is inserted The alignment hole 10, the block 6 drives the roller shutter 8 to close the inner protective door 1, the outer door panel 12 rotates on the inner side of the outer door frame 11, the sliding rod 19 slides on the inner side of the adjustment groove 18, the spring 21 shrinks, and the clamping block 20 slides into the adjustment groove 18. When the block 20 moves to the position of the slot 17, release the block 20, and the spring 21 stretches the slide bar 19 to slide inside the adjustment slot 18 to push the block 20 into the slot 17, and close the outer protective door 2 .

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the technical solution of the utility model and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (7)

1. A protective door assembly of a construction lift, characterized in that it comprises an inner protective door (1) and an outer protective door (2), and the outer protective door (2) is located at the rear position of the inner protective door (1) ; The inner protective door (1) includes a first side frame (3), and horizontal frames (4) are arranged at both ends of one side of the first side frame (3), and the horizontal frame (4) A second side frame (5) is arranged on one side of the horizontal frame (4), a block (6) is arranged on the inner side of the horizontal frame (4), and a winding rod (7) is arranged inside the first side frame (3), A transmission motor (22) is installed on the upper side of the first side frame (3) corresponding to the position of the winding rod (7), and a roller blind (8) is installed on the outside of the winding rod (7). One side of the combined block (6) is provided with an alignment rod (9), and the inner side of the second side frame (5) is provided with an alignment hole (10); The outer protective door (2) includes an outer door frame (11), and an outer door panel (12) is installed on the inner side of the outer door frame (11). 2. A protective door assembly for a construction hoist according to claim 1, characterized in that a threaded rod (15) is provided on the inner side of the horizontal frame (4), and a screw rod (15) is provided on the inner side of the horizontal frame (4). chute (13), the two ends of the combined block (6) are provided with sliders (14), and the inside of the second side frame (5) is equipped with wire rods (15). rod motor (16). 3. The protective door assembly of a construction hoist according to claim 1, characterized in that, the upper side of the outer door frame (11) is provided with a card slot (17), and the rear end of the outer door panel (12) Offer adjusting groove (18), the inboard of described adjusting groove (18) is equipped with slide bar (19), and the outside of described slide bar (19) is provided with clamping block (20), and the outside of described slide bar (19) A spring (21) is arranged on the outside. 4. The protective door assembly of a construction hoist according to claim 1, characterized in that, the winding rod (7) is rotated at the inner side of the first side frame (3) by the transmission motor (22), One end of the roller blind (8) is wound on the outer side of the winding rod (7), and the other end of the roller blind (8) is fixed on one side of the block (6). 5. The protective door assembly of a construction hoist according to claim 1, characterized in that, the alignment rod (9) corresponds to the position of the alignment hole (10), and the alignment rod (9) Snap into the inner position of the alignment hole (10). 6. The protective door assembly of a construction hoist according to claim 2, characterized in that, the slider (14) slides on the inner side of the chute (13), and the screw rod (15) rotates on the At the outer end position of the slider (14), the screw mandrel (15) is rotated at the inner side position of the horizontal frame (4) by the screw motor (16). 7. The protective door assembly of a construction hoist according to claim 3, characterized in that, the position of the block (20) corresponds to the slot (17), and one end of the slide bar (19) slides At the inner position of the outer door panel (12), the clamping block (20) slides at the inner position of the adjustment groove (18) through the slide bar (19), and the clamping block (20) is engaged in the clamping groove (17 ) at the internal position.

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